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Cat

938 Small Wheel Loader

Rated Gross Power – SAE J1995

191 hp

143 kW

Operating Weight

35528 lb

16115 kg

Bucket Capacities

1.9-5.0 m3 (2.5-6.5 yd3)

1.9-5.0 m3 (2.5-6.5 yd3)

Overview

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

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Cat® 926, 930, 938 Next Generation Small Wheel Loaders at Work
Overview | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Lower Operating Costs | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Technology Made Easy | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Safety Enhancements | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Features and Benefits | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Auto Engine | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Auto Wheel Torque | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Dedicated Pumps | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Programmable Kickouts | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Cat® Payload | Cat 926, 930, 938 Next Generation Small Wheel Loaders
Single Pedal Mode | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Attachment Profiles | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Couplers | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Autolube | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Upgrades and Accessories | Cat® 926, 930, 938 Next Generation Small Wheel Loaders
Auto Differential Lock | Cat® 938 Next Generation Small Wheel Loader Exclusive

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Purpose Built: Handlers Arrangements – Aggregate Handler

Purpose Built: Handlers Arrangements – Waste Handler

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Details

Specifications

Spec Value
Rated Gross Power – SAE J1995 191 hp 143 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 Gross Power – SAE J1995 (DIN) 194 mhp 194 mhp
Rated Engine Power – ISO 14396 188 hp 140 kW
Rated Engine Power – ISO 14396 (DIN) 191 mhp 191 mhp
Rated Net Power – SAE J1349 at Minimum Fan Speed 185 hp 138 kW
Rated Net Power – ISO 9249 at Minimum Fan Speed 185 hp 138 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 – SAE J1995 673 ft·lbf 912 N·m
Maximum Gross Torque – ISO 14396 664 ft·lbf 900 N·m
Maximum Net Torque – SAE J1349 656 ft·lbf 889 N·m
Maximum Net Torque – ISO 9249 658 ft·lbf 892 N·m
Displacement 427 in³ 7.01 l
Bore 4 in 105 mm
Stroke 5 in 135 mm
Note *Meets U.S EPA Tier 4 Final, EU Stage V off-highway, and Japan 2014 emission standards. *Meets U.S EPA Tier 4 Final, EU Stage V off-highway, and Japan 2014 emission standards.
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.
Note (3) No derating required up to 3000 m (10,000 ft) altitude. Auto derate protects hydraulic and transmission systems. No derating required up to 3000 m (10,000 ft) altitude. Auto derate protects hydraulic and transmission systems.
Spec Value
Operating Weight 35528 lb 16115 kg
Operating Weight – High Lift 36210 lb 16425 kg
Spec Value
Bucket Capacities 1.9-5.0 m3 (2.5-6.5 yd3) 1.9-5.0 m3 (2.5-6.5 yd3)
Spec Value
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
Spec Value
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.
Spec Value
Fuel Tank 51.5 gal (US) 195 l
Cooling System 7.9 gal (US) 30 l
Engine Crankcase 5.3 gal (US) 20 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 4.93 gal (US) 170 l
Hydraulic Tank 23.8 gal (US) 90 l
Diesel Exhaust Fluid (DEF) Tank 5 gal (US) 19 l
Note DEF used in Cat systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1:2019. DEF used in Cat systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1:2019.
Spec Value
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).
Spec Value
Standard Size 20.5 R25, radial (L-3) 20.5 R25, radial (L-3)
Other Choices Include 20.5 R25, radial (L-2), 20.5 R25, radial (L-5), 20.5-25 12PR (L-2), 20.5-25 12PR (L-3), 20.5-25 16PR (L-5), 17.5 R25, radial (L-2), 17.5 R25, radial (L-3), 17.5 R25, radial (L-5), 550/65 R25 radial (L-3), Skidder/Agriculture 20.5 R25, radial (L-2), 20.5 R25, radial (L-5), 20.5-25 12PR (L-2), 20.5-25 12PR (L-3), 20.5-25 16PR (L-5), 17.5 R25, radial (L-2), 17.5 R25, radial (L-3), 17.5 R25, radial (L-5), 550/65 R25 radial (L-3), Skidder/Agriculture
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.
Spec Value
ROPS ISO 3471:2008 ISO 3471:2008
FOPS ISO 3449:2005 LEVEL II ISO 3449:2005 LEVEL II
Spec Value
Front Fixed; Locking differential (standard) Fixed; Locking differential (standard)
Rear Oscillating ± 11 degrees; Open differential (standard); Limited slip differential (optional) Oscillating ± 11 degrees; Open differential (standard); Limited slip differential (optional)
Spec Value
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).
Spec Value
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) European Union Directive 2000/14/EC and UK Noise Regulation 2001 No. 1701. European Union Directive 2000/14/EC and UK Noise Regulation 2001 No. 1701.
Spec Value
Recyclability 96% 96%
Spec Value
Height – Ground to Cab** 10.92 ft 3340 mm
Height – Ground to Beacon** 12.17 ft 3707 mm
Height – Ground to Axle Center** 2.25 ft 685 mm
Height – Ground Clearance** 1.25 ft 386 mm
Length – Overall* 25.08 ft 7656 mm
Length – Rear Axle to Bumper 6.42 ft 1968 mm
Length – Hitch to Front Axle 5 ft 1525 mm
Length – Wheel Base 10 ft 3050 mm
Clearance – Bucket at 45°* 9.3 ft 2834 mm
Clearance – Load over Height** 11 ft 3354 mm
Clearance – Level Bucket** 11.9 ft 3641 mm
Height – Bucket Pin** 13 ft 3969 mm
Height – Overall** 17.33 ft 5273 mm
Reach – Bucket at 45°* 3.75 ft 1146 mm
Carry Height – Bucket Pin 1.33 ft 394 mm
Dig Depth** 4 in 101 mm
Width – Bucket 9 ft 2750 mm
Width – Tread Center 6.83 ft 2083 mm
Turning Radius – Over Bucket 20.08 ft 6120 mm
Width – Over Tires 8.83 ft 2693 mm
Turning Radius – Outside of Tires 18.16 ft 5546 mm
Turning Radius – Inside of Tires 9.33 ft 2843 mm
Rack Angle at Full Lift 54 ° 54 °
Dump Angle at Full Lift 49 ° 49 °
Rack Angle at Carry 43 ° 43 °
Departure Angle 33 ° 33 °
Articulation Angle 40 ° 40 °
Operating Weight 35528 lb 16115 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 2.5 m³ (3.2 yd³) general purpose Fusion™ bucket, bolt-on cutting edge, standard counterweights, additional guarding, 80 kg (176 Ib) operator and 20.5 R25 (L-3) XHA2 tires. Dimensions listed are for a machine configured with 2.5 m³ (3.2 yd³) general purpose Fusion™ bucket, bolt-on cutting edge, standard counterweights, additional guarding, 80 kg (176 Ib) operator and 20.5 R25 (L-3) XHA2 tires.
Spec Value
Height – Ground to Cab** 10.92 ft 3340 mm
Height – Ground to Beacon** 12.17 ft 3707 mm
Height – Ground to Axle Center** 2.25 ft 685 mm
Height – Ground Clearance** 1.25 ft 386 mm
Length – Overall* 27.58 ft 8397 mm
Length – Rear Axle to Bumper 6.42 ft 1968 mm
Length – Hitch to Front Axle 5 ft 1525 mm
Length – Wheel Base 10 ft 3050 mm
Clearance – Bucket at 45°* 11.16 ft 3415 mm
Clearance – Load over Height** 11.66 ft 3561 mm
Clearance – Level Bucket** 13.83 ft 4222 mm
Height – Bucket Pin** 14.92 ft 4550 mm
Height – Overall** 19.2 ft 5853 mm
Reach – Bucket at 45°* 4.66 ft 1413 mm
Carry Height – Bucket Pin 2 ft 612 mm
Dig Depth** 5.25 in 135 mm
Width – Bucket 9 ft 2750 mm
Width – Tread Center 6.83 ft 2083 mm
Turning Radius – Over Bucket 21.25 ft 6483 mm
Width – Over Tires 8.83 ft 2693 mm
Turning Radius – Outside of Tires 18.16 ft 5546 mm
Turning Radius – Inside of Tires 9.33 ft 2843 mm
Rack Angle at Full Lift 53 ° 53 °
Dump Angle at Full Lift 47 ° 47 °
Rack Angle at Carry 48 ° 48 °
Departure Angle 33 ° 33 °
Articulation Angle 40 ° 40 °
Operating Weight 36210 lb 16425 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 2.5 m³ (3.2 yd³) general purpose Fusion™ bucket, bolt-on cutting edge, standard counterweights, additional guarding, 80 kg (176 Ib) operator and 20.5 R25 (L-3) XHA2 tires. Dimensions listed are for a machine configured with 2.5 m³ (3.2 yd³) general purpose Fusion™ bucket, bolt-on cutting edge, standard counterweights, additional guarding, 80 kg (176 Ib) operator and 20.5 R25 (L-3) XHA2 tires.

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
  • Jog Dial with screen control
  • Programmable Joystick
  • Cup holders
  • External mirrors with lower parabolic
  • Ground level cab door release
  • Hydraulic control lockout
  • Interior cab lighting, door
  • Lunch box storage
  • Operator Not Present system
  • Radio ready speakers
  • Rear window defrost, electric
  • 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

POWER TRAIN

  • Cat C7.1 engine
  • Auto idle shut down feature
  • Auto Engine RPM
  • Auto Differential Lock
  • Tier 4 Final/EU Stage V compliant
  • Turbocharged and aftercooled
  • Filtered crankcase breather
  • Diesel particulate filter
  • Selective catalyst reduction
  • Dry type air cleaner
  • Coolant protection to –34 °C (–29 °F)
  • Fuel priming pump, automatic
  • Fuel water separator
  • Differential lock in front axle
  • 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
  • Cat Payload 250 hours of Demo

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™ Elite
  • 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
  • 1000-hour Service Intervals (after initial 500)

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
  • Windshield Washing Platform
  • Powered precleaned for cab air
  • Cab guarding

POWER TRAIN

  • Differential, limited slip, rear
  • Powertrain Guarding
  • Tire Pressure Monitoring (TPM)
  • 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
  • Biodegradable Oil
  • 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 and DEF compartment lights
  • Beacon light, strobe
  • Light Guarding

OTHER OPTIONAL EQUIPMENT

  • Linkage, high lift
  • Coupler, (Fusion and ISO 23727:2009)
  • Heavy Counterweight
  • Aggregate Counterweight
  • Cat Payload Printer
  • Cylinder Guarding
  • Range of Work Tool Attachments

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