938
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Small Wheel Loaders 938

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Key Specs

Rated Engine Power - ISO 14396
188 hp
140 kW
Operating Weight
33948 lb
15399 kg
Bucket Capacities
2.5-5 m3 (3.3-6.5 yd3)
2.5-5 m3 (3.3-6.5 yd3)

Overview

Configured for Success

The Cat® 938 Small Wheel Loader sets the standard for productivity, fuel efficiency, operator comfort and low operating costs. Experience the industry benchmark.

Product Specifications for 938

Rated Engine Power - ISO 14396 188 hp 140 kW
Engine Model Cat C7.1* Cat C7.1*
Performance Mode Automatic Automatic
Rated Gross Power - Rated Engine Speed 1800 r/min 1800 r/min
Rated Engine Power - ISO 14396 (DIN) 190 mhp 190 mhp
Rated Net Power - SAE J1349 at Minimum Fan Speed 182 hp 136 kW
Rated Net Power - ISO 9249 at Minimum Fan Speed 182 hp 136 kW
Rated Net Power - ISO 9249 (DIN) at Minimum Fan Speed 188 mhp 188 mhp
Maximum Gross Torque - Engine Speed 1400 r/min 1400 r/min
Maximum Gross Torque - ISO 14396 672 ft·lbf 912 N·m
Maximum Net Torque - SAE J1349 646 ft·lbf 876 N·m
Maximum Net Torque - ISO 9249 653 ft·lbf 886 N·m
Displacement 427 in³ 7.01 l
Bore 4 in 105 mm
Stroke 5 in 135 mm
Note *Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. *Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Note (1) Advertised power is tested per the specified standard in effect at the time of manufacture. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2) Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when engine is equipped with alternator, air cleaner, emission components and fan at specified speed. Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when engine is equipped with alternator, air cleaner, emission components and fan at specified speed.
Operating Weight 33948 lb 15399 kg
Operating Weight - High Lift 34426 lb 15615 kg
Bucket Capacities 2.5-5 m3 (3.3-6.5 yd3) 2.5-5 m3 (3.3-6.5 yd3)
Steering Cylinder - Bore Diameter 3.1 in 80 mm
Steering Cylinder - Rod Diameter 2 in 50 mm
Steering Cylinder - Stroke 15.7 in 399 mm
Maximum Flow - Steering Pump 34 gal/min 130 l/min
Maximum Working Pressure - Steering Pump 3500 psi 24130 kPa
Steering Cycle Times (Full Left to Full Right) - Minimum RPM: Pump Flow Limited 3.1 s 3.1 s
Steering Cycle Times (Full Left to Full Right) - Maximum RPM: 90 RPM Steering Wheel Speed 2.3 s 2.3 s
Maximum Flow - Implement Pump 50 gal/min 190 l/min
Maximum Flow - Implement Pump - 3rd Function Maximum Flow* 50 gal/min 190 l/min
Maximum Flow - Implement Pump - 4th Function Maximum Flow* 42 gal/min 160 l/min
Maximum Working Pressure - Implement Pump 4061 psi 28000 kPa
Relief Pressure - Tilt Cylinder 4351 psi 30000 kPa
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Maximum Working Pressure 4061 psi 28000 kPa
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Relief Pressure 4351 psi 30000 kPa
Lift Cylinder: Standard Lift Linkage - Bore Diameter 4.7 in 120 mm
Lift Cylinder: Standard Lift Linkage - Rod Diameter 2.6 in 65 mm
Lift Cylinder: Standard Lift Linkage - Stroke 31.1 in 789 mm
Tilt Cylinder: Standard Lift Linkage - Bore Diameter 5.9 in 150 mm
Tilt Cylinder: Standard Lift Linkage - Rod Diameter 3.5 in 90 mm
Tilt Cylinder: Standard Lift Linkage - Stroke 21.9 in 555 mm
Hydraulic Cycle Time - Raise, Ground Level to Maximum Lift 5.5 s 5.5 s
Hydraulic Cycle Time - Dump (at Maximum Lift Height) 1.5 s 1.5 s
Hydraulic Cycle Time - Float Down, Maximum Lift to Ground Level 2.7 s 2.7 s
Hydraulic Cycle Time - Total Cycle Time 9.7 s 9.7 s
Note *3rd and 4th function flow is fully adjustable from 20% to 100% of maximum flow through the secondary display when equipped. *3rd and 4th function flow is fully adjustable from 20% to 100% of maximum flow through the secondary display when equipped.
Fuel Tank 51.5 gal (US) 195 l
Cooling System 8.5 gal (US) 32 l
Engine Crankcase 5.2 gal (US) 19.5 l
Transmission - Gear Box 2.2 gal (US) 8.5 l
Front Axles 9.2 gal (US) 35 l
Rear Axles 9.2 gal (US) 35 l
Hydraulic System - Including Tank 45 gal (US) 170 l
Hydraulic Tank 23.8 gal (US) 90 l
Forward and Reverse - Range 1* 1-13 km/h (0.6-8 mph) 1-13 km/h (0.6-8 mph)
Forward and Reverse - Range 2 8 mile/h 13 km/h
Forward and Reverse - Range 3 17 mile/h 27 km/h
Forward and Reverse - Range 4 25 mile/h 40 km/h
Note *Creeper control allows maximum speed range adjustability from 1 km/h (0.6 mph) to 13 km/h (8 mph) in Range 1 through the secondary display when equipped. Factory default is 7 km/h (4.4 mph). *Creeper control allows maximum speed range adjustability from 1 km/h (0.6 mph) to 13 km/h (8 mph) in Range 1 through the secondary display when equipped. Factory default is 7 km/h (4.4 mph).
Standard Size 20.5 R25, radial (L-3) 20.5 R25, radial (L-3)
Other Choices Include 20.5 R25, radial (L-5), 20.5-25 16 PR (L-3), 23.5-25, radial (L-3) 20.5 R25, radial (L-5), 20.5-25 16 PR (L-3), 23.5-25, radial (L-3)
Note (1) Other tire choices are available. Contact your Cat dealer for details. Other tire choices are available. Contact your Cat dealer for details.
Note (2) In certain applications, the loader’s productive capabilities may exceed the tire’s tonnes-km/h (ton-mph) capabilities. In certain applications, the loader’s productive capabilities may exceed the tire’s tonnes-km/h (ton-mph) capabilities.
Note (3) Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model. Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.
ROPS ISO 3471:2008 ISO 3471:2008
FOPS ISO 3449:2005 LEVEL II ISO 3449:2005 LEVEL II
Front Fixed; Open differential (standard); Locking differential (optional) Fixed; Open differential (standard); Locking differential (optional)
Rear Oscillating ± 11 degrees; Open differential (standard); Limited slip differential (optional) Oscillating ± 11 degrees; Open differential (standard); Limited slip differential (optional)
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.9 kg (4.2 lb) of refrigerant which has a CO2 equivalent of 2.717 metric tonnes (2.99 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.9 kg (4.2 lb) of refrigerant which has a CO2 equivalent of 2.717 metric tonnes (2.99 tons).
Operator Sound Pressure (ISO 6396:2008) 68 dB(A) 68 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008) 101 dB(A) 101 dB(A)
Note (1) Measurements were conducted with properly installed and maintained cab doors and windows closed. Measurements were conducted with properly installed and maintained cab doors and windows closed.
Recyclability 96% 96%
Height - Ground to Cab** 131.5 in 3340 mm
Height - Ground to Beacon** 146 in 3707 mm
Height - Ground to Axle Center** 26.9 in 685 mm
Height - Ground Clearance** 15.6 in 397 mm
Length - Overall* 299.7 in 7613 mm
Length - Rear Axle to Bumper 78.4 in 1993 mm
Length - Hitch to Front Axle 59 in 1500 mm
Length - Wheel Base 118.1 in 3000 mm
Clearance - Bucket at 45°* 108.7 in 2761 mm
Clearance - Load over Height** 131.1 in 3331 mm
Clearance - Level Bucket** 141 in 3580 mm
Height - Bucket Pin** 153.8 in 3907 mm
Height - Overall** 206.2 in 5239 mm
Reach - Bucket at 45°* 43.6 in 1109 mm
Carry Height - Bucket Pin 16 in 410 mm
Dig Depth** 3.9 in 100 mm
Width - Bucket 100 in 2540 mm
Width - Tread Center 76 in 1930 mm
Turning Radius - Over Bucket 234.7 in 5961 mm
Width - Over Tires 100 in 2540 mm
Turning Radius - Outside of Tires 212.6 in 5402 mm
Turning Radius - Inside of Tires 112.2 in 2851 mm
Rack Angle at Full Lift 54 ° 54 °
Dump Angle at Full Lift 49 ° 49 °
Rack Angle at Carry 44 ° 44 °
Departure Angle 33 ° 33 °
Articulation Angle 40 ° 40 °
Tipping Load - Straight (ISO 14397-1:2007)* 26017 lb 11801 kg
Tipping Load - Full Turn (ISO 14397-1:2007)* 22318 lb 10123 kg
Breakout* 28841 lb 13082 kg
Operating Weight 33948 lb 15399 kg
Note (1) *Vary with bucket. *Vary with bucket.
Note (2) **Vary with tire. **Vary with tire.
Note (3) Dimensions listed are for a machine configured with heavy counterweights, Michelin 20.5 R25 (L-3) XHA2 tires, 80 kg (176 lb) operator, and power train guard. Values are listed for a 2.7 m3 (3.5 yd3) pin on, general purpose performance series bucket with bolt-on cutting edge. Dimensions listed are for a machine configured with heavy counterweights, Michelin 20.5 R25 (L-3) XHA2 tires, 80 kg (176 lb) operator, and power train guard. Values are listed for a 2.7 m3 (3.5 yd3) pin on, general purpose performance series bucket with bolt-on cutting edge.
Height - Ground to Cab** 131.5 in 3340 mm
Height - Ground to Beacon** 146 in 3707 mm
Height - Ground to Axle Center** 26.9 in 685 mm
Height - Ground Clearance** 15.6 in 397 mm
Length - Overall* 331 in 8407 mm
Length - Rear Axle to Bumper 78.4 in 1993 mm
Length - Hitch to Front Axle 59 in 1500 mm
Length - Wheel Base 118.1 in 3000 mm
Clearance - Bucket at 45°* 132 in 3353 mm
Clearance - Load over Height** 139.3 in 3540 mm
Clearance - Level Bucket** 177 in 4500 mm
Height - Bucket Pin** 177.2 in 4500 mm
Height - Overall** 229.6 in 5382 mm
Reach - Bucket at 45°* 56.2 in 1429 mm
Carry Height - Bucket Pin 25.1 in 638 mm
Dig Depth** 5.3 in 135 mm
Width - Bucket 100 in 2540 mm
Width - Tread Center 76 in 1930 mm
Turning Radius - Over Bucket 250 in 6351 mm
Width - Over Tires 100 in 2540 mm
Turning Radius - Outside of Tires 212.6 in 5402 mm
Turning Radius - Inside of Tires 112.2 in 2851 mm
Rack Angle at Full Lift 53 ° 53 °
Dump Angle at Full Lift 47 ° 47 °
Rack Angle at Carry 49 ° 49 °
Departure Angle 33 ° 33 °
Articulation Angle 40 ° 40 °
Tipping Load - Straight (ISO 14397-1:2007)* 8757 lb 19306 kg
Tipping Load - Full Turn (ISO 14397-1:2007)* 7445 lb 16414 kg
Breakout* 12580 lb 27734 kg
Operating Weight 15615 lb 34426 kg
Note (1) *Vary with bucket. *Vary with bucket.
Note (2) **Vary with tire. **Vary with tire.
Note (3) Dimensions listed are for a machine configured with heavy counterweights, Michelin 20.5 R25 (L-3) XHA2 tires, 80 kg (176 lb) operator, and power train guard. Values are listed for a 2.7 m3 (3.5 yd3) pin on, general purpose performance series bucket with bolt-on cutting edge. Dimensions listed are for a machine configured with heavy counterweights, Michelin 20.5 R25 (L-3) XHA2 tires, 80 kg (176 lb) operator, and power train guard. Values are listed for a 2.7 m3 (3.5 yd3) pin on, general purpose performance series bucket with bolt-on cutting edge.

938 Standard Equipment

NOTE: Not all features are available in all regions.

OPERATOR ENVIRONMENT

  • 75 mm (3 in) retractable seatbelt
  • Automatic temperature control
  • Cab, enclosed ROPS/FOPS pressurized and sound suppressed
  • Push to Start
  • 8 Inch Touch Screen
  • Programmable Joystick
  • Cup holders
  • External mirrors with lower parabolic
  • Ground level cab door release
  • Hydraulic control lockout
  • Interior cab lighting, door
  • Lunch box storage
  • Radio ready speakers
  • Seat mounted electronic implement controls, adjustable
  • Sliding glass on side window
  • Column mounted multi function control lights, wipers, turn signal
  • Suspension seat, fabric
  • Tilt steering wheel
  • Tinted front glass
  • Wet arm wiper/washer, 2-speed and intermittent, front
  • Wet arm wiper washer, rear
  • Mounting Provision
  • Digital hour meter, odometer and tachometer
  • Digital ground speedometer and direction indicator
  • Engine coolant temperature gauge
  • Fuel and diesel exhaust fluid levels
  • Hydraulic oil temperature gauge
  • Fuel and diesel exhaust fluid levels
  • Hydraulic oil temperature gauge

POWER TRAIN

  • Cat C7.1 engine
  • Auto idle shut down feature
  • Auto Engine RPM
  • Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
  • Turbocharged and aftercooled
  • Filtered crankcase breather
  • Power Modes (standard and performance)
  • Dry type air cleaner
  • Coolant protection to –34 °C (–29 °F)
  • Fuel priming pump, automatic
  • Fuel water separator
  • Axle seal guards
  • Enclosed wet disc full hydraulic brakes
  • Parking brake, electric
  • Lubed for life driveshafts
  • Hydrostatic transmission with electronic control
  • Operator modes (TC, Hystat, Single Pedal and Ice)
  • Directional shift aggressiveness (fast, medium, slow)
  • Auto Wheel Torque control, adjust wheel torque
  • Creeper control, adjust ground speed
  • Single plane cooling package, wide 6 fins per inch density
  • Hydraulically driven demand cooling fan
  • Scheduled Oil Sampling (S·O·SSM) port, engine, coolant, transmission

HYDRAULICS

  • Automatic lift and bucket kickouts, adjustable in-cab
  • Bucket and fork modes, adjustable in-cab
  • Cylinder damping at kickout and mechanical end stops
  • Fine mode control (fast, medium, slow)
  • Hydraulic response setting (fast, medium, slow)
  • Hydraulic diagnostic connectors and S·O·S ports
  • Hydraulic sight gauge, visible
  • Load sensing hydraulics and steering
  • Seat mounted hydraulic joystick controls

ELECTRICAL

  • Alternator, 115-amp, heavy duty
  • 12V power supply in cab (2)
  • Batteries, 1,000 CCA (2) 24-volt system, disconnect switch
  • Back up alarm
  • Emergency shutdown switch
  • LED rear stop and turn lights
  • Heavy duty gear reduction starter
  • Product Link™
  • Remote jump start post
  • Resettable main and critical function breakers
  • Roading lights front and rear

OTHER

  • Large-access enclosure doors with adjustable close/open force
  • Parallel lift loader linkage
  • Recovery hitch with pin
  • Remote mounted lubrication points
  • Lockable compartments

938 Optional Equipment

NOTE: Not all features are available in all regions.

OPERATOR ENVIRONMENT

  • Joystick steering – 25 mph (40 kph) capable
  • Radio packages
  • Telescoping Steering Column
  • Deluxe seat – fully adjustable fabric air suspension seat with mid seat backrest
  • Premium seat – fully adjustable leather and fabric air suspension with high backrest and air lumbar support. Seat is heated and ventilated on bottom cushion and backrest.
  • Rear Object Detection
  • Multi View Camera
  • Front View Camera, roof mounted
  • Heated external Mirrors (2)
  • Electrically adjustable and heated external mirrors (2)
  • Internal Mirrors (2)
  • Sunscreen, front and rear
  • Operator Not Present sytem
  • Powered precleaned for cab air
  • Cab guarding

POWER TRAIN

  • Differential, limited slip, rear
  • Differntial lock in front axle
  • Powertrain Guarding
  • Range of Tire Options
  • Fenders (extended cover and full coverage)

HYDRAULICS

  • Auxiliary flow, third and fourth function
  • Connect Under Pressure Disconnects
  • Ride Control System, adjustable via display
  • Autolube, integrated in display
  • Debris packages (low, medium, high)

ELECTRICAL

  • Cold start package
  • Ether starting aid, block heater and additional batteries, 1,000 CCA (4 total)
  • Lights, auxiliary, halogen or LED with engine compartment lights
  • Beacon light, strobe
  • Light Guarding

OTHER OPTIONAL EQUIPMENT

  • Coupler (Fusion)
  • Heavy Counterweight
  • Cat Payload Printer
  • Cylinder Guarding
  • Range of Work Tool Attachments

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