Small Excavators 315

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Key Specs

Net Power - ISO 9249: 108 hp; 80.9 kW

Operating Weight: 34000 lb; 15400 kg

Maximum Digging Depth: 19.6 ft; 5990 mm

315
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Overview

MORE PRODUCTIVITY AND ENHANCED COMFORT IN A COMPACT MACHINE

The Cat®315 excavator offers superior performance in a compact design. Standard, easy-to-use Cat technologies boost operator efficiencies and improve jobsite productivity while a large, ergonomic cab provides a comfortable working environment. Combined with simplified maintenance points, the 315 keeps you working, quickly and efficiently.

Benefits

IMPROVED PERFORMANCE

A Cat® C3.6 engine, powerful hydraulics, and increased swing torque give you the power to move material with speed and precision.

ENHANCED COMFORT

New, larger cab provides the space and visibility you need to keep you working comfortably and safely all day long.

UP TO 45% MORE OPERATOR EFFICIENCY

Offering the industry’s highest level of standard factory-equipped technology, including Cat Grade with 2D, Grade wth Assist and Payload.

UP TO 8% LESS CO2 EMISSIONS

The 315 emits up to 8% less CO2 than the previous 315F.

Features At A Glance

Cab Monitor Improvements

Continuously improved user interface allows for intuitive navigation, minimizing performance interruption with the easy-to-use touchscreen menu.
Identify apps quickly with a grid list view, abbreviated app names, and categorized menu options.
A new notification center keeps important information visible to the operator, and displays messages without shrinking the camera view.
Color coded notifications set critical messages apart from the rest.
Use the in-monitor QR code to learn about machine and technology features through a full suite of “how-to” videos.

Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear.
Optional Cat Detect - People Detection helps the operator avoid personnel on the jobsite with visual and auditory alerts.
Standard integrated vehicle health management system alerts the operator with service guidance and parts needed to enhance uptime.

Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area. Build Number: 07E.

Increase productivity by up to eight percent over the 315F.
Work confidently in space-restricted areas. Dig, swing, and dump within a working space of 3.96 m (12 ft 11 in).
Easily work on slopes and move around your jobsite with 10 percent more swing torque and 14 percent more drawbar pull.
The advanced hydraulic system provides the optimum balance of power and efficiency while giving you the control you need for precise digging requirements.
Smart mode meets your power needs by automatically matching engine and hydraulic power to digging conditions.
Get higher production in demanding applications, easier penetration into piles, and faster cycle times with Cat® Advansys™ bucket tips. Quickly change tips with a simple lug wrench instead of a hammer or special tool, improving safety and uptime.
Auxiliary hydraulic options give you the versatility to use a wide range of Cat attachments.
The Cat C3.6 engine meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 (Tier 4 Final) emission standards.
Don’t let the temperature stop you from working. The 315 has a standard high-ambient temperature capability of 52° C (125° F) without de-rate and cold-start capability of -25° C (-13° F).

Boost Efficiency and Productivity with Cat Technologies

Cat Payload helps you achieve precise load targets to improve your operating efficiency. Pick up a load of material--with a bucket and thumb combination or grapple and clamshell attachments--and get a real-time weight estimate without swinging.
Combine Payload with VisionLink® and remotely manage your production targets.
Upgrade to Cat Grade with Advanced 2D to create and edit grade designs with ease on a second, high-resolution 254 mm (10 in) touchscreen monitor.
Want a 3D system to improve your digging results? Caterpillar's new single antenna global navigation satellite system (GNSS) makes it easy by giving you visual and auditory guidance to grade. Plus you can create and edit designs on the touchscreen monitor while you’re on the job. If your application calls for a dual antenna system, it’s easy to upgrade.
Upgrade to our dual antenna GNSS for maximum grading efficiency. The system lets you create and edit designs on the touchscreen monitor while you’re on the job, or you can have the plan design sent to the excavator to make your work easier. Plus you get added benefits of avoidance zones, cut and fill mapping, lane guidance, and augmented reality along with advanced positioning capability.
Improve your accuracy and safety – Add a new Cat Tiltrotator system upgrade with factory-fit joysticks. The system allows a Tiltrotator to work with standard Cat 2D Grade and E-Fence; it uses the standard cab monitor to display the tool and engage its SecureLock™ so you don’t need spend money on an extra monitor.
All Cat Grade systems are compatible with radios and base stations from Trimble, Topcon, and Leica. Already invested in a grade infrastructure? You can install grade systems from Trimble, Topcon, and Leica onto the machine.
Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear.

Take the Guesswork out of Managing Your Equipment

VisionLink® provides actionable data insights for all assets - regardless of fleet size or equipment manufacturer.* Review equipment data from your desktop or mobile device to maximize uptime and optimize assets. Dashboards provide information such as hours, miles, location, idle time, and fuel utilization. Make informed decisions that lower costs, simplify maintenance, and improve safety and security on your jobsite.
VisionLink Productivity gathers and summarizes machine telematics and jobsite data from all your equipment – regardless of the manufacture.* View actionable information such as idle time, fuel burn, location, payload, load counts, total cycles, and more to improve machine efficiency, productivity, and utilization. Access data anywhere via a mobile, tablet, or desktop device - on or off the jobsite.
Cat® Inspect is a mobile application that allows you to easily perform digital preventative maintenance (PM) checks, inspections, and daily walkarounds. Inspections can easily be integrated with other Cat data systems like VisionLink so you can keep a close eye on your fleet.
Remote Troubleshoot is a mobile application that allows your Cat dealer to perform diagnostic testing on your connected machine remotely to help ensure that issues are resolved quickly and with less downtime.
Remote Flash is a mobile application that allows you to update onboard software without a technician being present, allowing you to initiate software updates when convenient, increasing your overall operating efficiency.
The Cat PL161 attachment locator allows you to track attachments across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The work tool recognition feature automatically adjusts machine settings based on the selected tool.

*Data field availability can vary by equipment manufacturer.

Increase operator productivity with an updated, 13 percent larger cab. Comfort, Deluxe, and Premium cab options vary by region.
The Comfort cab is equipped with a mechanical suspension seat. The Deluxe seat is heated and air adjustable while the Premium seat is heated and cooled and adjusts automatically.
Get in and out of the cab easier using the tip-up left console available in the deluxe and premium cabs.
Advanced viscous mounts reduce cab vibration.
Control the excavator comfortably with easy-to-reach controls all located in front of you.
Stow your gear with plenty of in-cab storage beneath and behind the seat, overhead, and in the consoles. A cup holder, document holder, and coat hook are also provided.
Use the standard radio’s USB ports and Bluetooth® technology to connect personal devices and make hands-free calls.

Cat continues to improve user interface functionality for operators of all skill levels. The touchscreen monitor is an easy-to-use operating tool that presents the jobsite dashboard with an intuitive format. Productivity applications are displayed in grid-view to read on-the-go, and touchscreen navigation is programmed to make sure job performance continues without any hold ups.
Start the engine with the push of a button, a Bluetooth key fob, or the unique Operator ID function.
Program your preferred power mode and joystick settings using your operator ID. The excavator will automatically remember your selections.
Navigate intuitively on the standard high-resolution touchscreen monitor with an easy-to use menu, minimizing performance interruption.
User interface has more efficient operation with reduced number of required touch-screen interactions. Identify apps quickly with a grid list view, abbreviated app names, and categorized menu options.
The Cat Locator is a Bluetooth device that makes finding your attachments and other gear quick and easy. The excavator’s onboard Bluetooth reader or Cat App on your phone will locate the device automatically.
Save time and energy with work tool recognition. A simple shake of the attached tool confirms its identity ensuring all attachment settings are correct, so you can get to work quickly and efficiently.
Not sure how a function works or how to maintain your machine? Simply access the operator’s manual through the touch screen monitor.
Make moving the excavator much easier with Cat Stick Steer. Simply push a button and use one hand to travel and turn instead of both hands or feet on levers or pedals.
Make operating easier with the touch of a joystick button. Additional auxiliary relays allow you to power on or turn off a CB radio, beacon light, and even a dust suppression watering system without taking your hands off the joysticks.
Tiltrotator attachments--ours or other brands--work seamlessly with Cat 2D Grade, Assist, Payload, and E-Fence . With no additional hardware required, all you have to do is simply select "Third Party Tiltrotator System Installation" in the monitor, do the calibration, and get to work.

Expect up to 30 percent less maintenance costs than the 315F.
Quickly check and service your machine with all daily maintenance points accessible from ground level.
Check the engine oil level quickly and safely from the ground. Fill and check engine oil on top of the machine with a conveniently located second dipstick.
Track your machine’s filter life and maintenance intervals on the in-cab monitor.
The hydraulic oil filter provides improved filtration performance, anti-drain valves to keep oil clean when the filter is replaced, and longer life with a 3,000-hour replacement interval – 50 percent longer than previous filter designs.
Boost productivity with proactive service reminders. The Integrated Vehicle Health Management system alerts the operator with step-by-step service guidance along with parts needed so you don't experience any unnecessary downtime.
S·O·S^SMports are located at ground level, simplifying maintenance and allowing for quick, easy extraction of fluid samples for analysis.

Access all daily maintenance points from ground level – no need for you to climb on top of the machine.
The standard ROPS cab meets ISO 12117-2:2008 requirements.
Smaller cab pillars, larger windows, and a wider skylight hatch provide 60 percent greater vertical visibility.
The standard hydraulic lockout lever isolates all hydraulic and travel functions in the lowered position.
A ground-level shut-off switch stops all fuel to the engine and shuts down the machine when activated.
A rearview and right-side-view camera are standard. Upgrade to 360° visibility to easily see objects and personnel around the excavator in a single view.
Cat Detect - People Detection helps protect the most valuable asset on any jobsite – people. The system uses smart cameras with depth sensors to provide the operator with visual and auditory alerts so he or she can take immediate action when a person is too close to the excavator.
An updated service platform design provides easy, safe, and quick access to the upper service platform. Prevent slipping with the anti-skid punch plate on the platform steps.
Optional boom and stick lowering check valves prevent reverse flow, keeping your front linkage securely in place should the hydraulic system unexpectedly lose power.
Brightly colored seatbelts allow easy recognition of properly utilized safety restraints.
Enhance jobsite safety by adding Cat Command to your fleet. The remote control system comes with everything you need like WIFI radio, cameras, and microphone so you can work outside of the cab and avoid potential hazards.
2D E-Fence prevents the excavator from moving outside of operator-defined set points; the system works with thumb and bucket combinations along with hammer, grapple, and clamshell attachments.
Make service work easier and safer with optional inspection lighting. With the flip of a switch, lights will illuminate the engine, pump, battery, and radiator compartments to enhance visibility.
Enhance jobsite safety. Add a swing alarm to alert people when you're rotating from trench to stockpile and back again.

The Cat® C3.6 engine meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
The 315 emits up to 8% less CO2 than the previous 315F*.
Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels*** up to: 20% biodiesel FAME (fatty acid methyl ester)** or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations" (SEBU6250) for details.
Cat Grade technologies combine advanced guidance with optional automated machine control helping you reach grading targets while reducing fuel burn and greenhouse gas emissions by improving efficiency, job site productivity, and accuracy.
Auto Engine Speed Control reduces unnecessary fuel burn and greenhouse gas emissions by allowing the engine to automatically go into idle mode when the machine is not working.
Cat® Payload for excavators provides on-the-go material weighing which helps reduce fuel burn by improving loading efficiency, job site productivity, and eliminating trips to the scale.
Cat® 2D E-fence keeps the front linkage within a predefined work area to avoid hazards such as traffic - not only helping keep personnel safe but also helps you avoid repairs, downtime, and costly job site fines.
Extended maintenance intervals not only reduce downtime but decrease the amount of fluid and filters that are replaced over the life of the machine.
Cat VisionLink® displays the CO2 emissions for monitored assets, calculated by fuel type for the Runtime Fuel Burned each day in a selected date range.
Remote Flash minimizes downtime and maintenance time while keeping your asset running with maximum efficiency. Alerts for machine updates are sent virtually from your Cat dealer and updates can be deployed without a dealer technician needing to be onsite.
Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency by allowing your Cat dealer to virtually test the machine while working. Once a problem is identified, a technician can fix it the first time, saving time and money.

*All comparisons to 315F. Productivity, fuel and CO2 emissions vary by application. CO2 emissions calculations based on a reference work cycle using 2.2 U.S. gallons per hour of #2 U.S. diesel fuel based. Applies IPCC2006 methodology using U.S. EPA Emissions Hub emission factors. Includes DEF (diesel exhaust fluid) related CO2. Fuel measurements are at 15°C. Estimated average fuel consumption improvements are based on tests or Product Link® data where available. Productivity improvements are based on test data.
**Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel.***Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.

Specifications Standard Equipment Optional Equipment

Product Specifications for 315

Engine

Net Power - ISO 9249	108 hp 80.9 kW
Net Power - ISO 9249 (DIN)	110 hp (metric) 110 hp (metric)
Engine Model	Cat C3.6 Cat C3.6
Engine Power - ISO 14396:2002	110 hp 82 kW
Engine Power - ISO 14396 (DIN)	111 hp (metric) 111 hp (metric)
Bore	4 in 98 mm
Stroke	5 in 120 mm
Displacement	220 in³ 3.6 l
Biodiesel Capability	Up to B20¹ Up to B20¹
Emissions	Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards.
Note (1)	Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 2,400 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 2,400 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)	¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations“ (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations“ (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.

Hydraulic System

Main System - Maximum Flow	276 l/min (73 gal/min) 276 l/min (73 gal/min)
Maximum Pressure - Equipment	5075 psi 35000 kPa
Maximum Pressure - Travel	5075 psi 35000 kPa
Maximum Pressure - Swing	3770 psi 26000 kPa

Swing Mechanism

Swing Speed	12 r/min 12 r/min
Maximum Swing Torque	25815 ft·lbf 35 kN·m

Weights

Operating Weight

34000 lb 15400 kg

Service Refill Capacities

Fuel Tank Capacity	49 gal (US) 187 l
Cooling System	4 gal (US) 15 l
Engine Oil	2 gal (US) 8 l
Final Drive - Each	1 gal (US) 3 l
Hydraulic System - Including Tank	22.5 gal (US) 85 l
Hydraulic Tank	19 gal (US) 72 l
DEF Tank	6 gal (US) 21 l

Dimensions

Boom	Reach 4.65 m (15'3") Reach 4.65 m (15'3")
Stick	Reach R3 m (9'10") Reach R3 m (9'10")
Bucket	GD 0.53 m³ (0.69 yd³) GD 0.53 m³ (0.69 yd³)
Shipping Height - Top of Cab	9.2 ft 2810 mm
Handrail Height	9.3 ft 2860 mm
Shipping Length	24.7 ft 7530 mm
Shipping Length - with Blade	26.5 ft 8090 mm
Tail Swing Radius	5.1 ft 1570 mm
Counterweight Clearance	2.8 ft 880 mm
Ground Clearance	1.4 ft 440 mm
Track Length	12.3 ft 3750 mm
Length to Center of Rollers	9.9 ft 3040 mm
Track Gauge	6.5 ft 1990 mm
Transport Width	8.1 ft 2490 mm

Working Ranges and Forces

Maximum Digging Depth	19.6 ft 5990 mm
Boom	Reach 4.65 m (15'3") Reach 4.65 m (15'3")
Stick	Reach R3 m (9'10") Reach R3 m (9'10")
Bucket	GD 0.53 m³ (0.69 yd³) GD 0.53 m³ (0.69 yd³)
Maximum Reach at Ground Level	28.5 ft 8690 mm
Maximum Loading Height	23.6 ft 7220 mm
Minimum Loading Height	6.8 ft 2080 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	19 ft 5810 mm
Maximum Vertical Wall Digging Depth	16.9 ft 5180 mm
Minimum Working Equipment Radius	7.3 ft 2240 mm
Bucket Digging Force - ISO	22180 lbf 98.67 kN
Stick Digging Force - ISO	13330 lbf 59.29 kN

Air Conditioning System

Air Conditioning

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.8 hg of refrigerant which has a CO2 equivalent of 1.144 metric tonnes. The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.8 hg of refrigerant which has a CO2 equivalent of 1.144 metric tonnes.

Sustainability

Recyclability

95% 95%

315 Standard Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

Rollover Protective Structure (ROPS)

Air suspension heated seat, 254 mm (10") touchscreen monitor

CAT TECHNOLOGIES

VisionLink®

Remote Flash

Remote Troubleshoot

Cat Grade with 2D

Cat Assist

Cat Payload

ELECTRICAL SYSTEM

Maintenance free battery

LED chassis light, left-side/right-side boom lights, cab lights

Programmable time-delay LED working lights

ENGINE

Cat C3.6 single turbo diesel engine

One-touch low idle with auto engine speed control

Auto engine shutdown

52°C (125°F) high-ambient cooling capacity without de-rate

-25°C (-13°F) cold start capability

Electric fuel priming pump

Variable speed fan

Single fuel filtration system

Double element air filter with integrated precleaner

HYDRAULIC SYSTEM

Boom and stick regeneration circuit

Auto hydraulic warm up

Auto two speed travel

Electric main control valve

Boom and stick drift reduction valve

Electric boom snubber

SAFETY AND SECURITY

Ground-level engine shutoff switch

Service platform with anti-skid plate and countersunk bolts

Signaling/warning horn

2D E-Fence

SERVICE AND MAINTENANCE

Grouped engine oil and fuel filters

Ground-level engine oil dipstick

Integrated vehicle health management system

Sampling ports for Scheduled Oil Sampling (S·O·S)

UNDERCARRIAGE AND STRUCTURES

Grease lubricated track link

Tie down points on base frame

3830 kg (8,440 lb) counterweight

315 Optional Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOM AND STICKS

4.65 m (15'3") Reach boom

2.4 m (7'8") stub + 2.44 (8'0") fore Variable Angle boom

4.27 m (14'4") Power Offset boom

2.2 m (7'3") Reach stick

2.5 m (8'2") Reach stick

3.0 m (9'10") Reach stick

2.8 m (9'2") Reach stick

2.8 m (9'2") Thumb Ready stick

CAB

Cat Stick Steer

Auxiliary relay

CAT TECHNOLOGIES

VisionLink Productivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade with 3D (single or dual GNSS)

Operator Coaching

ELECTRICAL SYSTEM

360° lighting

HYDRAULIC SYSTEM

Boom and stick lowering check valves

SAFETY AND SECURITY

Cat Detect - People Detection

Cat Command remote control

360° visibility

Swing alarm

Inspection lighting

Rear and right-side-view cameras

UNDERCARRIAGE AND STRUCTURES

500 mm (20 in) triple grouser shoes

500 mm (20") rubber track shoes

500 mm (20 in) triple grouser shoes with rubber pad

600 mm (24 in) triple grouser shoes

600 mm (24") rubber track shoes

700 mm (28 in) triple grouser shoes

2500 mm (8'2") blade

2600 mm (8'6") blade

2700 mm (8'10") blade

Product Specifications for 315

Download Print

Engine

Net Power - ISO 9249	108 hp 80.9 kW
Net Power - ISO 9249 (DIN)	110 hp (metric) 110 hp (metric)
Engine Model	Cat C3.6 Cat C3.6
Engine Power - ISO 14396:2002	110 hp 82 kW
Engine Power - ISO 14396 (DIN)	111 hp (metric) 111 hp (metric)
Bore	4 in 98 mm
Stroke	5 in 120 mm
Displacement	220 in³ 3.6 l
Biodiesel Capability	Up to B20¹ Up to B20¹
Emissions	Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards.
Note (1)	Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 2,400 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 2,400 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)	¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations“ (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations“ (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.

Hydraulic System

Main System - Maximum Flow	276 l/min (73 gal/min) 276 l/min (73 gal/min)
Maximum Pressure - Equipment	5075 psi 35000 kPa
Maximum Pressure - Travel	5075 psi 35000 kPa
Maximum Pressure - Swing	3770 psi 26000 kPa

Swing Mechanism

Swing Speed	12 r/min 12 r/min
Maximum Swing Torque	25815 ft·lbf 35 kN·m

Weights

Operating Weight

34000 lb 15400 kg

Service Refill Capacities

Fuel Tank Capacity	49 gal (US) 187 l
Cooling System	4 gal (US) 15 l
Engine Oil	2 gal (US) 8 l
Final Drive - Each	1 gal (US) 3 l
Hydraulic System - Including Tank	22.5 gal (US) 85 l
Hydraulic Tank	19 gal (US) 72 l
DEF Tank	6 gal (US) 21 l

Dimensions

Boom	Reach 4.65 m (15'3") Reach 4.65 m (15'3")
Stick	Reach R3 m (9'10") Reach R3 m (9'10")
Bucket	GD 0.53 m³ (0.69 yd³) GD 0.53 m³ (0.69 yd³)
Shipping Height - Top of Cab	9.2 ft 2810 mm
Handrail Height	9.3 ft 2860 mm
Shipping Length	24.7 ft 7530 mm
Shipping Length - with Blade	26.5 ft 8090 mm
Tail Swing Radius	5.1 ft 1570 mm
Counterweight Clearance	2.8 ft 880 mm
Ground Clearance	1.4 ft 440 mm
Track Length	12.3 ft 3750 mm
Length to Center of Rollers	9.9 ft 3040 mm
Track Gauge	6.5 ft 1990 mm
Transport Width	8.1 ft 2490 mm

Working Ranges and Forces

Maximum Digging Depth	19.6 ft 5990 mm
Boom	Reach 4.65 m (15'3") Reach 4.65 m (15'3")
Stick	Reach R3 m (9'10") Reach R3 m (9'10")
Bucket	GD 0.53 m³ (0.69 yd³) GD 0.53 m³ (0.69 yd³)
Maximum Reach at Ground Level	28.5 ft 8690 mm
Maximum Loading Height	23.6 ft 7220 mm
Minimum Loading Height	6.8 ft 2080 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	19 ft 5810 mm
Maximum Vertical Wall Digging Depth	16.9 ft 5180 mm
Minimum Working Equipment Radius	7.3 ft 2240 mm
Bucket Digging Force - ISO	22180 lbf 98.67 kN
Stick Digging Force - ISO	13330 lbf 59.29 kN

Air Conditioning System

Air Conditioning

Sustainability

Recyclability

95% 95%

315 Standard Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

Rollover Protective Structure (ROPS)

Air suspension heated seat, 254 mm (10") touchscreen monitor

CAT TECHNOLOGIES

VisionLink®

Remote Flash

Remote Troubleshoot

Cat Grade with 2D

Cat Assist

Cat Payload

ELECTRICAL SYSTEM

Maintenance free battery

LED chassis light, left-side/right-side boom lights, cab lights

Programmable time-delay LED working lights

ENGINE

Cat C3.6 single turbo diesel engine

One-touch low idle with auto engine speed control

Auto engine shutdown

52°C (125°F) high-ambient cooling capacity without de-rate

-25°C (-13°F) cold start capability

Electric fuel priming pump

Variable speed fan

Single fuel filtration system

Double element air filter with integrated precleaner

HYDRAULIC SYSTEM

Boom and stick regeneration circuit

Auto hydraulic warm up

Auto two speed travel

Electric main control valve

Boom and stick drift reduction valve

Electric boom snubber

SAFETY AND SECURITY

Ground-level engine shutoff switch

Service platform with anti-skid plate and countersunk bolts

Signaling/warning horn

2D E-Fence

SERVICE AND MAINTENANCE

Grouped engine oil and fuel filters

Ground-level engine oil dipstick

Integrated vehicle health management system

Sampling ports for Scheduled Oil Sampling (S·O·S)

UNDERCARRIAGE AND STRUCTURES

Grease lubricated track link

Tie down points on base frame

3830 kg (8,440 lb) counterweight

315 Optional Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOM AND STICKS

4.65 m (15'3") Reach boom

2.4 m (7'8") stub + 2.44 (8'0") fore Variable Angle boom

4.27 m (14'4") Power Offset boom

2.2 m (7'3") Reach stick

2.5 m (8'2") Reach stick

3.0 m (9'10") Reach stick

2.8 m (9'2") Reach stick

2.8 m (9'2") Thumb Ready stick

CAB

Cat Stick Steer

Auxiliary relay

CAT TECHNOLOGIES

VisionLink Productivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade with 3D (single or dual GNSS)

Operator Coaching

ELECTRICAL SYSTEM

360° lighting

HYDRAULIC SYSTEM

Boom and stick lowering check valves

SAFETY AND SECURITY

Cat Detect - People Detection

Cat Command remote control

360° visibility

Swing alarm

Inspection lighting

Rear and right-side-view cameras

UNDERCARRIAGE AND STRUCTURES

500 mm (20 in) triple grouser shoes

500 mm (20") rubber track shoes

500 mm (20 in) triple grouser shoes with rubber pad

600 mm (24 in) triple grouser shoes

600 mm (24") rubber track shoes

700 mm (28 in) triple grouser shoes

2500 mm (8'2") blade

2600 mm (8'6") blade

2700 mm (8'10") blade

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

Assist

Command

Detect

Equipment Management

Grade

Payload

Productivity

Cat Grade Assist for Excavators

Cat Grade Assist for excavators automates boom and stick movements for more accurate cuts with less effort. Grade Assist uses machine position sensors and operator defined depth and slope parameters to enable single-lever digging.

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Cat Grade Assist for excavators automates boom and stick movements for more accurate cuts with less effort. Grade Assist uses machine position sensors and operator defined depth and slope parameters to enable single-lever digging.

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Cat Command Remote Control for Construction

Cat Command is an advanced remote control system that takes operators off the machine and away from potential dangers when working with hazardous materials or in unsafe conditions. The system's deep integration with machine systems ensures smooth and precise control for optimal efficiency and productivity.

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Cat Command is an advanced remote control system that takes operators off the machine and away from potential dangers when working with hazardous materials or in unsafe conditions. The system's deep integration with machine systems ensures smooth and precise control for optimal efficiency and productivity.

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Cat 2D E-fence for Excavators

Cat® 2D E-fence keeps the front linkage within a predefined work area to avoid hazards like traffic. 2D E-fence uses data from position sensors to automatically stop motion when the front linkage reaches the defined boundaries.

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People Detection for Excavators

While machines are designed to maximize operator visibility, it can be challenging to constantly monitor what is going on around them. Cat® Detect - People Detection for excavators is an intelligent vision camera system that can alert an operator when someone enters within a machine’s hazard zone.

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Cat® 2D E-fence keeps the front linkage within a predefined work area to avoid hazards like traffic. 2D E-fence uses data from position sensors to automatically stop motion when the front linkage reaches the defined boundaries.

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While machines are designed to maximize operator visibility, it can be challenging to constantly monitor what is going on around them. Cat® Detect - People Detection for excavators is an intelligent vision camera system that can alert an operator when someone enters within a machine’s hazard zone.

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Cat Inspect

Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

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Cat PL161 Attachment Tracker

The Cat PL161 Attachment Tracker is the most advanced OEM integrated solution for attachment tracking. The PL161 mounts easily to your attachments or anything else you want to track.

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Cat Product Link

Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

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VisionLink®

VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

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Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

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The Cat PL161 Attachment Tracker is the most advanced OEM integrated solution for attachment tracking. The PL161 mounts easily to your attachments or anything else you want to track.

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Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

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VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

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Cat Grade with 2D for Excavators

Cat Grade with 2D helps excavator operators work up to 35% more efficiently in a wide variety of applications. Delivering real-time guidance for accurate vertical and horizontal control, Grade with 2D helps to ensure that cuts and fills are made to exact specifications – without under or overcutting.

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Cat Grade with 3D for Excavators

Grade with 3D adds GNSS technology and RTK positioning guidance to simplify the grading process of complex designs often found on large infrastructure and commercial projects.

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Cat Grade with 2D helps excavator operators work up to 35% more efficiently in a wide variety of applications. Delivering real-time guidance for accurate vertical and horizontal control, Grade with 2D helps to ensure that cuts and fills are made to exact specifications – without under or overcutting.

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Grade with 3D adds GNSS technology and RTK positioning guidance to simplify the grading process of complex designs often found on large infrastructure and commercial projects.

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Cat Payload for Excavators

Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

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Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

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Operator Coaching for Excavators

Operator Coaching allows operators of all experience levels to take their efficiency and productivity to the next level. With tips and data at their fingertips, operators can track and improve their productivity through everyday work on the job site.

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VisionLink® Productivity

VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.

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Operator Coaching allows operators of all experience levels to take their efficiency and productivity to the next level. With tips and data at their fingertips, operators can track and improve their productivity through everyday work on the job site.

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VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.

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See how 315 compares against frequently compared products.

Excavators

Selected

315

Net Power - ISO 9249: 108 hp; 80.9 kW
Operating Weight: 34000 lb; 15400 kg
Maximum Digging Depth: 19.6 ft; 5990 mm

Excavators

315 GC

Net Power - ISO 9249: 98 hp; 73 kW
Operating Weight: 34000 lb; 15400 kg
Maximum Digging Depth: 19.6 ft; 5990 mm

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Excavators

317

Net Power - ISO 9249: 133 hp; 98.9 kW
Operating Weight: 40500 lb; 18400 kg
Engine Model: Cat C3.6; Cat C3.6

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315 Market Ready Geometry

315 Lifting Jersey Barrier

315 Compact Radius

315 Digging a Trench

315 Truck Loading

315 Working on Slope

Discover the Cat® 315 & 315 GC Hydraulic Excavators

Stick Steer for Cat® Excavators

315 Hydraulic Excavator Customer Benefits

Small Excavators 315

Overview

MORE PRODUCTIVITY AND ENHANCED COMFORT IN A COMPACT MACHINE

Benefits

IMPROVED PERFORMANCE

ENHANCED COMFORT

UP TO 45% MORE OPERATOR EFFICIENCY

UP TO 8% LESS CO2 EMISSIONS

Features At A Glance

Product Specifications for 315

Engine

Hydraulic System

Swing Mechanism

Weights

Service Refill Capacities

Dimensions

Working Ranges and Forces

Air Conditioning System

Sustainability

315 Standard Equipment

NOTE

CAB

CAT TECHNOLOGIES

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

315 Optional Equipment

NOTE

BOOM AND STICKS

CAB

CAT TECHNOLOGIES

ELECTRICAL SYSTEM

HYDRAULIC SYSTEM

SAFETY AND SECURITY

UNDERCARRIAGE AND STRUCTURES

Product Specifications for 315

Engine

Hydraulic System

Swing Mechanism

Weights

Service Refill Capacities

Dimensions

Working Ranges and Forces

Air Conditioning System

Sustainability

315 Standard Equipment

NOTE

CAB

CAT TECHNOLOGIES

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

315 Optional Equipment

NOTE

BOOM AND STICKS

CAB

CAT TECHNOLOGIES

ELECTRICAL SYSTEM

HYDRAULIC SYSTEM

SAFETY AND SECURITY

UNDERCARRIAGE AND STRUCTURES

Compatible Technology and Services

Cat Grade Assist for Excavators

Cat Command Remote Control for Construction

Cat 2D E-fence for Excavators

People Detection for Excavators

Cat Inspect

Cat PL161 Attachment Tracker

Cat Product Link

VisionLink®

Cat Grade with 2D for Excavators

Cat Grade with 3D for Excavators

Cat Payload for Excavators

Operator Coaching for Excavators

Product Brochures and More Are Ready to Download!