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938

Small Wheel Loaders

Cat® wheel loaders set the standard for productivity, fuel efficiency, operator comfort and low operating costs. The Cat 938 Small Wheel Loader features a high torque C7.1 engine that works in conjunction with an intelligent hydrostatic power train to deliver exceptional fuel efficiency. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.

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Rated Gross Power - Rated Engine Speed 1800 r/min
Operating Weight 15399 kg
Bucket Capacities 2.5-5.0 m3 (3.3-6.5 yd3)
Engine Model Cat C7.1*
Availability Contact Dealer
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938
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OVERVIEW

Configured for Success

FEATURES & BENEFITS

Enjoy All Day Comfort

Have a seat in the new Cat small wheel loader and enjoy automatic temperature control, class leading sound levels, enhanced all-around visibility and low-effort joystick... Read more

Efficiently Powerful

Experience the difference with an intelligent hydrostatic power train and industry leading fuel savings through a lower maximum engine speed working in combination with a... Read more

Work Made Easy

Move more with the Caterpillar patented quick loading performance series buckets and optimized Z-bar linkage with enhanced forward visibility that combines the digging ef... Read more

Customize Your Experience

Meet your application requirements and individual preferences with Caterpillar industry first Hystat™ Operator Modes featuring four unique power train settings. Select c... Read more

Upgrades and Services

Enjoy a full range of upgrades and accessories to configure your small wheel loader for a broader range of applications.Utilize readily available services and maintenance... Read more

SPECIFICATIONS FOR 938

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Engine
Rated Gross Power - Rated Engine Speed 1800 r/min
Engine Model Cat C7.1*
Rated Engine Power - ISO 14396 140 kW
Performance Mode Automatic
Rated Engine Power - ISO 14396 (DIN) 190 mhp
Rated Net Power - SAE J1349 at Minimum Fan Speed 136 kW
Rated Net Power - ISO 9249 at Minimum Fan Speed 136 kW
Rated Net Power - ISO 9249 (DIN) at Minimum Fan Speed 188 mhp
Maximum Gross Torque - Engine Speed 1400 r/min
Maximum Gross Torque - ISO 14396 912 N·m
Maximum Net Torque - SAE J1349 876 N·m
Maximum Net Torque - ISO 9249 886 N·m
Displacement 7.01 l
Bore 105 mm
Stroke 135 mm
Note *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.
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.
Weights
Operating Weight 15399 kg
Operating Weight - High Lift 15615 kg
Buckets
Bucket Capacities 2.5-5.0 m3 (3.3-6.5 yd3)
Steering
Steering Cylinder - Bore Diameter 80 mm
Steering Cylinder - Rod Diameter 50 mm
Steering Cylinder - Stroke 399 mm
Maximum Flow - Steering Pump 130 l/min
Maximum Working Pressure - Steering Pump 24130 kPa
Steering Cycle Times (Full Left to Full Right) - Minimum RPM: Pump Flow Limited 3.1 s
Steering Cycle Times (Full Left to Full Right) - Maximum RPM: 90 RPM Steering Wheel Speed 2.3 s
Loader Hydraulic System
Maximum Flow - Implement Pump 190 l/min
Maximum Flow - Implement Pump - 3rd Function Maximum Flow* 190 l/min
Maximum Flow - Implement Pump - 4th Function Maximum Flow* 160 l/min
Maximum Working Pressure - Implement Pump 28000 kPa
Relief Pressure - Tilt Cylinder 30000 kPa
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Maximum Working Pressure 28000 kPa
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Relief Pressure 30000 kPa
Lift Cylinder: Standard Lift Linkage - Bore Diameter 120 mm
Lift Cylinder: Standard Lift Linkage - Rod Diameter 65 mm
Lift Cylinder: Standard Lift Linkage - Stroke 789 mm
Tilt Cylinder: Standard Lift Linkage - Bore Diameter 150 mm
Tilt Cylinder: Standard Lift Linkage - Rod Diameter 90 mm
Tilt Cylinder: Standard Lift Linkage - Stroke 555 mm
Hydraulic Cycle Time - Raise, Ground Level to Maximum Lift 5.5 s
Hydraulic Cycle Time - Dump (at Maximum Lift Height) 1.5 s
Hydraulic Cycle Time - Float Down, Maximum Lift to Ground Level 2.7 s
Hydraulic Cycle Time - Total Cycle Time 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.
Service Refill Capacities
Fuel Tank 195 l
Cooling System 32 l
Engine Crankcase 19.5 l
Transmission - Gear Box 8.5 l
Front Axles 35 l
Rear Axles 35 l
Hydraulic System - Including Tank 170 l
Hydraulic Tank 90 l
Transmission
Forward and Reverse - Range 1* 1-13 km/h (0.6-8 mph)
Forward and Reverse - Range 2 13 km/h
Forward and Reverse - Range 3 27 km/h
Forward and Reverse - Range 4 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).
Tires
Standard Size 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)
Note (1) 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.
Note (3) Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.
Cab
ROPS ISO 3471:2008
FOPS ISO 3449:2005 LEVEL II
Axles
Front Fixed; Open differential (standard); Locking differential (optional)
Rear Oscillating ± 11 degrees; Open differential (standard); Limited slip differential (optional)
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 1.9 kg (4.2 lb) of refrigerant which has a CO2 equivalent of 2.717 metric tonnes (2.99 tons).
Sound
Operator Sound Pressure (ISO 6396:2008) 68 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008) 101 dB(A)
Note (1) Measurements were conducted with properly installed and maintained cab doors and windows closed.
Sustainability
Recyclability 96%
Dimensions with Bucket - Standard Lift
Height - Ground to Cab** 3340 mm
Height - Ground to Beacon** 3707 mm
Height - Ground to Axle Center** 685 mm
Height - Ground Clearance** 397 mm
Length - Overall* 7613 mm
Length - Rear Axle to Bumper 1993 mm
Length - Hitch to Front Axle 1500 mm
Length - Wheel Base 3000 mm
Clearance - Bucket at 45°* 2761 mm
Clearance - Load over Height** 3331 mm
Clearance - Level Bucket** 3580 mm
Height - Bucket Pin** 3907 mm
Height - Overall** 5239 mm
Reach - Bucket at 45°* 1109 mm
Carry Height - Bucket Pin 410 mm
Dig Depth** 100 mm
Width - Bucket 2540 mm
Width - Tread Center 1930 mm
Turning Radius - Over Bucket 5961 mm
Width - Over Tires 2540 mm
Turning Radius - Outside of Tires 5402 mm
Turning Radius - Inside of Tires 2851 mm
Rack Angle at Full Lift 54 °
Dump Angle at Full Lift 49 °
Rack Angle at Carry 44 °
Departure Angle 33 °
Articulation Angle 40 °
Tipping Load - Straight (ISO 14397-1:2007)* 11801 kg
Tipping Load - Full Turn (ISO 14397-1:2007)* 10123 kg
Breakout* 13082 kg
Operating Weight 15399 kg
Note (1) *Vary with bucket.
Note (2) **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 with Bucket - High Lift
Height - Ground to Cab** 3340 mm
Height - Ground to Beacon** 3707 mm
Height - Ground to Axle Center** 685 mm
Height - Ground Clearance** 397 mm
Length - Overall* 8407 mm
Length - Rear Axle to Bumper 1993 mm
Length - Hitch to Front Axle 1500 mm
Length - Wheel Base 3000 mm
Clearance - Bucket at 45°* 3353 mm
Clearance - Load over Height** 3540 mm
Clearance - Level Bucket** 4500 mm
Height - Bucket Pin** 4500 mm
Height - Overall** 5382 mm
Reach - Bucket at 45°* 1429 mm
Carry Height - Bucket Pin 638 mm
Dig Depth** 135 mm
Width - Bucket 2540 mm
Width - Tread Center 1930 mm
Turning Radius - Over Bucket 6351 mm
Width - Over Tires 2540 mm
Turning Radius - Outside of Tires 5402 mm
Turning Radius - Inside of Tires 2851 mm
Rack Angle at Full Lift 53 °
Dump Angle at Full Lift 47 °
Rack Angle at Carry 49 °
Departure Angle 33 °
Articulation Angle 40 °
Tipping Load - Straight (ISO 14397-1:2007)* 19306 kg
Tipping Load - Full Turn (ISO 14397-1:2007)* 16414 kg
Breakout* 27734 kg
Operating Weight 34426 kg
Note (1) *Vary with bucket.
Note (2) **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.

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Rated Gross Power - Rated Engine Speed 1800 r/min
Operating Weight 13246 kg
Bucket Capacities 1.9-5.0 m3 (2.5-6.5 yd3)
Engine Model Cat C7.1*
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924

Rated Gross Power - Rated Engine Speed 1800 r/min
Operating Weight 11775 kg
Bucket Capacities 1.9-5.0 m3 (2.5-6.5 yd3)
Engine Model Cat C7.1*
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