D8

Medium Dozers D8 - Tier 3

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Key Specs

Engine Model
Cat® C15
Cat® C15
Power - Net
363 hp
271 kW
Operating Weight
85980 lb
39000 kg

Overview

PERFORMANCE AND EFFICIENT OPERATION

The Cat® Next Generation D8 Dozer delivers performance you expect, with next generation technology for easier, more efficient operation. Common interface and controls from the D5 through D8 make it easy to operate machines of different sizes. A proven, fully automatic 4-speed transmission optimizes efficiency. The broad range of technology features helps reduce operator inputs, especially for less experienced operators.

Benefits

Added Comfort and Safety

Common cab, controls, and interface with the D5-D8 dozers and standard ease-of-use aids create an efficient operating environment.

Greater Efficiency

More drawbar power to move more material per hour with a proven, fully automatic 4-speed transmission.

More Productivity with Cat Technology

Assist features help reduce operator inputs, while options from the factory such as Cat Grade with 3D hardware make implementing technologies easier.

Product Specifications for D8 - Tier 3

Engine Model Cat® C15 Cat® C15
Power - Net 363 hp 271 kW
Net Power - ISO 9249/SAE J1349 363 hp 271 kW
Net Power - ISO 9249 (DIN) 368 mhp 368 mhp
Build Number 22A 22A
Emissions Brazil MAR-1, and UN ECE R96 Stage IIIA emission standards, equivalent to U.S. EPA Tier 3/EU Stage IIIA Brazil MAR-1, and UN ECE R96 Stage IIIA emission standards, equivalent to U.S. EPA Tier 3/EU Stage IIIA
Note (1) Net power at 2,050 rpm. Net power advertised is the power available at the engine flywheel when the engine is equipped with a fan, air cleaner, clean emissions module and alternator. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power at 2,050 rpm. Net power advertised is the power available at the engine flywheel when the engine is equipped with a fan, air cleaner, clean emissions module and alternator. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2) 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. * For use of blends higher than 20% biodiesel, consult your Cat dealer. 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. * For use of blends higher than 20% biodiesel, consult your Cat dealer.
Operating Weight 85980 lb 39000 kg
Powertrain Fully-automatic 4-speed transmission with lock-up clutch (LUC) torque divider Fully-automatic 4-speed transmission with lock-up clutch (LUC) torque divider
Fuel Tank 164.8 gal (US) 624 l
Operating Weight 85980 lb 39000 kg
Ground Pressure 12.84 psi 88.5 kPa
Width of Standard Shoe 24 in 610 mm
Blade Semi-Universal Semi-Universal
Blade Capacity 13.47 yd³ 10.3 m³
Operating Weight 82861 lb 37585 kg
Ground Pressure 7.82 psi 53.9 kPa
Width of Standard Shoe 38 in 965 mm
Blade LGP Semi-Universal LGP Semi-Universal
Blade Capacity 12.95 yd³ 9.9 m³
Operating Weight 86531 lb 39250 kg
Ground Pressure 12.92 psi 89.1 kPa
Width of Standard Shoe 24 in 610 mm
Blade Semi-Universal Semi-Universal
Blade Capacity 13.47 yd³ 10.3 m³
Recyclability 98% 98%
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.36 kg (2.99 lb) of refrigerant which has a CO2 equivalent of 1.946 metric tonnes (2.145 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.36 kg (2.99 lb) of refrigerant which has a CO2 equivalent of 1.946 metric tonnes (2.145 tons).

D8 - Tier 3 Standard Equipment

Note

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

Powertrain

  • Cat® C15 engine
  • Fully-automatic 4-speed transmission with lock-up clutch (LUC) torque divider
  • Aftercooler, air-to-air (ATAAC)
  • Coolant, extended life
  • Differential steering
  • Engine air filter with electronic service indicator
  • Engine air precleaner with dust ejection
  • Engine idle shutdown
  • Final drives, double reduction – Standard or LGP
  • Fuel water seperator
  • Fuel priming pump, electric
  • Fan, hydraulic demand
  • Fuel lines – B100 compliant (required for Indonesia)
  • Muffler with mitered stack
  • Radiator, aluminum bar plate with debris resistant cores
  • High performance single plane cooling system

Cat Technology

  • Cat Slope Indicate
  • Compatibility with radios and base stations from Trimble, Topcon, and Leica
  • Capability to install 3D grade systems from Trimble, Topcon, and Leica
  • Remote Flash/Troubleshoot
  • Machine security - passcode
  • Remote Control Ready

Operator Environment

  • Standard cab with integrated rollover protective structure (ROPS) and falling objects protective structure (FOPS), laminated safety glass, sliding windows, basic display/non-ARO, standard seat
  • 203 mm (8 in) gauge cluster display
  • Cloth seat with mechanical adjustable lumbar support
  • Electrohydraulic implement and steering controls
  • Decelerator pedal
  • Fresh air filter
  • Cab mounted modular HVAC system with automatic reversing fans. Automatic temperature and blower control with distributed ducting.
  • Rearview mirror
  • Retractable 76 mm (3 in) seat belt
  • Cup holders
  • Dash foot pads
  • Lunchbox storage
  • Wipers
  • Operator presence switch

Undercarriage

  • Standard or Low Ground Pressure (LGP) undercarriage
  • Heavy Duty with Positive Pin Retention (PPR) undercarriage – 44 section track, sealed and lubricated, single grouser shoes
  • Suspension-type undercarriage
  • Carrier rollers
  • Hydraulic track adjusters
  • Lifetime lubricated track and roller
  • Moderate service track shoes
  • Track guide
  • Sprocket rim segments, replaceable
  • 8-roller tubular track roller frame (carrier roller ready)
  • Two-piece master links

Push Arms

  • Standard

Hydraulics

  • Load sensing hydraulics
  • Independent steering and implement pumps
  • Dozer tilt hydraulics – single tilt
  • Guarded blade hydraulic hoses
  • Electronically enabled quick drop valve
  • Rear hydraulics ripper and winch ready

Electrical

  • Standard lights – 4 LED light package
  • Backup alarm
  • Converter: 15 Amp, 12V outlets
  • Forward warning horn

Batteries, Starters, Alternators, and Coolant

  • 95 Amp alternator
  • 24 Volt starter
  • Engine coolant, –37° C (–35° F)
  • Four maintenance free 12-volt batteries (900 cca) (24-volt system)

Service and Maintenance

  • Centralized, remote mounted pressure taps
  • Ecology drains
  • Extended service intervals (500 hours engine, 1,000-hour powertrain)
  • Ground level service center (remote electrical disconnect, secondary shutdown switch)
  • Heavy duty perforated radiator doors, louvered and hinged
  • Removable engine enclosures, perforated and hinged
  • Scheduled Oil Sampling (S·O·S℠) ports
  • Vandalism protection for fluid compartments and battery box

Guarding and Screens

  • Bottom guards – standard

D8 - Tier 3 Optional Equipment

Note

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

Powertrain

  • Desert package with unique engine, precleaner, bottom guards, and seals for application
  • Engine air precleaner desert configuration
  • Engine air precleaner with screen and dust ejector
  • Engine with thermal shield
  • Fan, auto reversing
  • High capacity fuel tank – includes B100 compliant fuel lines
  • Oil change system, high speed
  • Muffler with thermal shield
  • Sound suppression
  • Starting aid, automatic ether
  • Starting aid, jacket water heater (110V or 220V)

Cat Technology

  • Cat Assist with ARO package
  • Cat Grade 3D Ready with Assist package (hardware only)
  • Cat Grade 3D with Assist pacakge
  • Third party Grade Control ready cab
  • Product Link™ – cellular or dual mode
  • Cat Track Wear Sensor (standard in countries where certified)
  • Grade Connectivity
  • Grade Corrections Radio
  • Machine security – Bluetooth
  • Cat Command for Dozing

Operator Environment

  • Premium cab with integrated ROPS and FOPS, laminated safety glass, sliding windows, adjustable armrests. Cab is technology- and remote control-ready.
  • High debris cab with integrated ROPS and FOPS, impact resistant polycarbonate doors, solid side windows for improved sealing, powered precleaner with Cat Advanced Cabin Filtration for improved performance and filter life. Cab is technology- and remote control-ready.
  • Full-color 254 mm (10 in) liquid crystal touchscreen display
  • High definition rearview camera with backup lines
  • In-display key machine features
  • Operator ID/Operator ID with Security
  • Deluxe leather heated/ventilated seat with electronic adjustable lumbar support
  • Armrests adjustable fore-aft and vertically
  • Joystick control – ARO
  • Powered fresh air filter precleaner
  • Communication radio ready
  • Floor plate and pedals for shorter operators
  • Entertainment radio with Bluetooth and microphone
  • USB and AUX ports
  • Emergency hammer
  • Window shades

Undercarriage

  • Heavy Duty Extended Life (HDXL) with PPR undercarriage – 44 section track, sealed and lubricated, single grouser shoes
  • Waste undercarriage
  • Extreme service track shoes

Blades

  • Semi-Universal (SU)
  • Universal (U)
  • Waste/Landfill
  • Angle (A)
  • Rock Guard/Wear Plate
  • Push Plate
  • FirstCut™ cutting edges (SU blades)

Push Arms

  • Extreme

Hydraulics

  • Dozer tilt hydraulics – dual tilt

Electrical

  • Upgraded lights – 6 LED light package
  • Premium lights – 12 LED light package
  • Access/egress lighting with shutdown timer
  • Beacon warning light

Batteries, Starters, Alternators, and Coolant

  • 150 Amp alternator
  • 150 Amp ducted alternator
  • Arctic engine coolant, –51° C (–60° F)

Service and Maintenance

  • 30-minute cab removal
  • Ground level service center (hour meter, jump start)
  • Fast fuel fill
  • High-speed oil change
  • Heavy duty radiator doors for waste
  • Quick access cab floor
  • Under hood work light
  • Shovel holder

Attachments

  • Multi-shank ripper with CapSure™ ripper tips and shank protector
  • Single shank ripper with CapSure ripper tip and shank protector
  • Pin puller (single shank)
  • Rear striker box with striker bar
  • Rear striker bar
  • Rear counterweight
  • Drawbar
  • Winch

Guarding and Screens

  • Bottom guards – heavy duty, powered, sealed, desert
  • Cab rear screen – fixed or hinged
  • Cab side screens – hinged
  • Fuel tank guards
  • HVAC guard
  • Light guards
  • Striker bars, front, suspended
  • Sweeps package

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Remote Troubleshoot allows your Cat dealer to run testing while the machine is operating. Once the problem is identified, a technician can fix it with the correct parts and tools the first time, saving time and money. Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency.

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