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938M Waste Handler Small Wheel Loader
988 GC Wheel Loader

Engine

Maximum Gross Power 188 HP - -
Bore 4 in - 5.4 in
Stroke 5 in - 6.75 in
Displacement 427 in³ - 927 in³
Maximum Gross Power - Maximum Engine Speed (Performance Power Mode: Range 1-4) 1800 r/min - -
Note (2) Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when the engine is equipped with alternator, air cleaner, emission components and fan at specified speed. The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and aftertreatment. -
Maximum Net Torque - SAE J1349 (Performance [HP+] Power Mode: Range 1-4) 649 ft·lbf - -
Maximum Gross Torque - ISO 14396 (Performance Power Mode: Range 1-4) 664 ft·lbf - -
Maximum Gross Power - Maximum Engine Speed (Standard Power Mode: Range 1-3*) 1600 r/min - -
Maximum Gross Power - ISO 14396 (Standard Power Mode: Range 1-3*) 173 HP - -
Maximum Gross Torque - ISO 14396 (Standard Power Mode: Range 1-3*) 642 ft·lbf - -
Engine Model Cat® C7.1 Cat C13 Cat® C15
Maximum Net Torque - SAE J1349 (Standard Power Mode: Range 1-3*) 627 ft·lbf - -
Note (3) No derating required up to 3000 m (10,000 ft) altitude. Auto derate protects hydraulic and transmission systems. 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)* • 100% renewable diesel, HVO (h -
Maximum Gross Power - ISO 14396 (Performance Power Mode: Range 1-4) 188 HP - -
Emissions The Cat C7.1 engine meets U.S. EPA Tier 4 Final/EU Stage V and Korea Tier 4 Final emission standards. - U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014
Note (1) *Range 4 power and torque is equal to Performance Mode with Caterpillar Power by Range technology. Cat engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 214 emission standards. -
Maximum Net Torque - ISO 9249:2007 (Performance Power Mode: Range 1-4) 650 ft·lbf - -
Maximum Net Torque - ISO 9249:2007 (Standard Power Mode: Range 1-3*) 628 ft·lbf - -
Net Power - ISO 9249 (metric) at Minimum Fan Speed (Performance Power Mode: Range 1-4) 186 HP - -
Engine Power - ISO 14396 188 HP - 449 HP
Engine Power - ISO 14396 - Metric 190 HP - -
Maximum Gross Power - ISO 14396 (metric) (Performance Power Mode: Range 1-4) 190 HP - -
Net Power - ISO 9249 at Minimum Fan Speed (Performance Power Mode: Range 1-4) 184 HP - -
Net Power - SAE J1349 at Minimum Fan Speed (Performance Power Mode: Range 1-4) 183 HP - -
Net Power (Standard Power Mode: Range 1-3*) 1600 r/min - -
Net Power (Performance Power Mode: Range 1-4) 1800 r/min - -
Maximum Gross Power - ISO 14396 (metric) (Standard Power Mode: Range 1-3*) 176 HP - -
Net Power - ISO 9249 at Minimum Fan Speed (Standard Power Mode: Range 1-3*) 170 HP - -
Net Power - SAE J1349 at Minimum Fan Speed (Standard Power Mode: Range 1-3*) 170 HP - -
Net Power - ISO 9249 (metric) at Minimum Fan Speed (Standard Power Mode: Range 1-3*) 172 HP - -
Net Power @ 1,700 rpm – ISO 9249:2007, SAE J1349:2011 - 393 HP -
Gross Torque @ 1,200 rpm – SAE J1995:2014 - 1627 lb/ft -
Engine Torque @ 1,200 rpm – ISO 14396:2002 - 1612 lb/ft -
Net Torque @ 1,100 rpm – ISO 9249:2007, SAE J1349:2011 - 1539 lb/ft -
Engine Power @ 1,700 rpm – ISO 14396:2002 - 420 HP -
Gross Power @ 1,700 rpm – SAE J1995:2014 - 425 HP -
Rated Speed - - 2000
Peak Power Speed - - 1600
Gross Power - SAE J1995 - - 456 HP
Net Power - SAE J1349 - - 373 HP
Peak Torque - 1,200 rpm - SAE J1995 - - 1778 ft·lbf
Torque Rise - - 16%

Weights

Operating Weight 41794 lb 66877 lb -
Operating Weight (1) 17 258 kg (38,046 lb)** - -
Operating Weight (2) 18 958 kg (41,794 lb)^ - -
Note (2) ^Dimensions listed are for a machine configured with standard counterweights, waste guarding, rear waste gate, 80 kg (176 lb) operator, and new solid tires. - -
Note (1) **Dimensions listed are for a machine configured with optional counterweights, waste guarding, 80 kg (176 lb) operator, and Michelin 20.5 R25 XMINE D2 tires. - -
Note - Weight based on a machine configuration with Bridgestone 29.5R25 VSNT L4 radial tires, full fluids, operator, standard counterweight, ride control cold start, roading fenders, Product Link, open differential axles (front/rear), secondary steering, sound s -

Buckets

Bucket Capacities 3.0-5.0 m3 (3.9-6.5 yd3) - 6.4-7.6 m3 (8.3-10 yd3)

Cab

ROPS ISO 3471:2008 - -
FOPS ISO 3449:2005 LEVEL II - -
Declared Sound Levels - Exterior Sound Power Level (ISO 6395:2008)* 101 dB(A) - -
Note (1) * Measurements were conducted at 70% of maximum engine cooling fan speed. Sound level may vary at different engine cooling fan speeds. The cab was properly installed and maintained. The measurements were conducted with the cab doors and the cab windows cl - -
Declared Sound Levels - Operator Sound Pressure Level (ISO 6396:2008)* 68 dB(A) - -

Operating Specifications

Note (1) **Dimensions listed are for a machine configured with optional counterweights, waste guarding, 80 kg (176 lb) operator, and Michelin 20.5 R25 XMINE D2 tires. For a machine configuration as defined under Weight. -
Full Turn Tip Load (1) 9795 kg (21,594 lb)** - -
Note (2) ^Dimensions listed are for a machine configured with standard counterweights, waste guarding, rear waste gate, 80 kg (176 lb) operator, and new solid tires. Full compliance to ISO 14397-1:2007 Sections 1 thru 6, which requires 2% verification between calculations and testing. -
Full Turn Tip Load (2) 10 741 kg (23,679 lb)^ - -
Breakout Force - 51008 lbf -
Static Tipping Load - Full 40° Turn - No Tire Deflection - 20965 kg -
Static Tipping Load - Full 40° Turn - With Tire Deflection - 43432 lb -
Operating Weight - - 116858 lb
Rated Payload - Quarry Face - - 12.5 ton (US)
Bucket Capacity Range - - 6.4-7.6 m3 (8.3-10 yd3)
Cat Truck Match - High Lift - - 772/773/775

Air Conditioning System

Air Conditioning The air conditioning system on this machine contains the flourinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.9 kg of refrigerant which has a CO2 equivalent of 2.717 metric tonnes. 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 2.717 metric tonnes (2.995 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 metric tonnes.

Loader Hydraulic System

Maximum Flow - Implement Pump - 4th Function Maximum Flow* 42 gal/min - -
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Relief Pressure 4351 psi - -
Relief Pressure - Tilt Cylinder 4351 psi - -
Relief Pressure - Tilt Cylinder - 3rd and 4th Function Maximum Working Pressure 4061 psi - -
Note (1) Implement system uses a dedicated load sensing variable displacement pump with dual double acting lift cylinders and a single double acting tilt cylinder. - -
Maximum Flow - Implement Pump 50 gal/min - -
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Raise (Ground Level to Maximum Lift) 5.5/6.2 seconds - -
Note (2) Flow values listed are for a machine running in Performance Power Mode (1,800 rpm). - -
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Total Cycle Time 9.7/10.6 seconds - -
Maximum Working Pressure - Implement Pump 4061 psi - -
Note (3) * 3rd and 4th function flow is fully adjustable from 20% to 100% of maximum flow through the touch screen display when equipped. - -
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Float Down (Maximum Lift to Ground Level) 2.7/2.7 seconds - -
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Dump (at Maximum Lift Height) 1.5/1.7 seconds - -
Maximum Flow - Implement Pump - 3rd Function Maximum Flow* 50 gal/min - -
Lift Cylinder: Standard Lift Linkage - Stroke 31.1 in - -
Tilt Cylinder: Standard Lift Linkage - Rod Diameter 3.5 in - -
Lift Cylinder: Standard Lift Linkage - Rod Diameter 2.6 in - -
Tilt Cylinder: Standard Lift Linkage - Bore Diameter 5.9 in - -
Lift Cylinder: Standard Lift Linkage - Bore Diameter 4.7 in - -
Tilt Cylinder: Standard Lift Linkage - Stroke 21.9 in - -

Steering

Maximum Steering Torque - 0° (Straight Machine) 42506 ft·lbf - -
Maximum Steering Torque - 40° (Full Turn) 31398 ft·lbf - -
Maximum Working Pressure - Steering Pump 3500 psi - -
Steering Cycle Times - Full Left to Full Right - Maximum RPM: 90 rpm Steering Wheel Speed 2.3 s - -
Steering Cylinder, Double Acting - Bore Diameter 3.1 in - -
Steering Cylinder, Double Acting - Stroke 15.7 in - -
Steering Cycle Times - Full Left to Full Right - Minimum RPM: Pump Flow Limited 3.1 s - -
Note (1) Steering system uses a dedicated load sensing variable displacement pump with dual double acting cylinders. - -
Steering Cylinder, Double Acting - Rod Diameter 2 in - -
Maximum Flow - Steering Pump 34 gal/min - -
Note (2) Flow values listed are for a machine running in Performance Power Mode (1,800 rpm). - -

Transmission

Forward and Reverse - Range 2 8 mile/h - -
Forward and Reverse - Range 4 25 mile/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 touch screen display when equipped. Factory default is 7 km/h (4.4 mph). Maximum travel speed in standard vehicle with empty bucket and standard L4 tires with 935 mm (37 in) roll radius. -
Forward and Reverse - Range 3 17 mile/h - -
Forward and Reverse - Range 1* 1-13 km/h (0.6-8 mph) - -
Forward - 1 - 4.4 mile/h 5 mile/h
Forward - 2 - 8.4 mile/h 8 mile/h
Forward - 3 - 14.9 mile/h -
Forward - 4 - 24.5 mile/h -
Reverse - 1 - 5 mile/h 5 mile/h
Reverse - 2 - 9.6 mile/h 8 mile/h
Reverse - 3 - 18.3 mile/h -
Transmission Type - - Cat planetary power shift
Direct Drive - Forward 1 - - Lock-up disabled
Direct Drive - Forward 2 - - 8 mile/h
Direct Drive - Forward 3 - - 14 mile/h
Direct Drive - Forward 4 - - 24 mile/h
Direct Drive - Reverse 1 - - Lock-up disabled
Direct Drive - Reverse 2 - - 9 mile/h
Direct Drive - Reverse 3 - - 16 mile/h
Direct Drive - Reverse 4 - - 25.4 mile/h

Power Train

Front Axle - Traction Aid Locking differential - -
Note (1) Power train is governed by the Caterpillar exclusive Intelligent Power Management system to deliver peak performance and efficiency. - -
Rear Axle Oscillating - -
Note (3) Differential front locking axle can be engaged on the go at full torque up to 20 km/h (12.4 mph) on the 938M. - -
Rear Axle - Oscillation Angle by Tire Size - 20.5 R25, 550/65, 600/65, 650/65 ± 10.5 degrees - -
Rear Axle - Traction Aid - Optional Limited slip differential - -
Rear Axle - Oscillation Angle by Tire Size - 23.5 R25 ± 7 degrees - -
Brakes - Service Inboard wet disc - -
Note (2) Offset rims available to meet European roading requirements. - -
Brakes - Parking Spring applied hydraulically released - -
Front Axle Fixed - -
Rear Axle - Oscillation Angle by Tire Size - Solid Tires, 750/65, 620/65, Skidder ± 7 degrees - -

Sustainability

Recyclability 94% 98% 96%

Service Refill Capacities

Axles - Rear 9.2 gal (US) - -
Fuel Tank 51.5 gal (US) 112.5 gal (US) 141 gal (US)
Axles - Front 9.2 gal (US) - -
Transmission - Gear Box 2.9 gal (US) - -
Hydraulic System - Including Tank 44.9 gal (US) - -
Engine Crankcase 5.3 gal (US) - 9 gal (US)
Diesel Exhaust Fluid (DEF) Tank 5 gal (US) - -
Cooling System 8.5 gal (US) 13.7 gal (US) 27 gal (US)
Hydraulic Tank 23.8 gal (US) 40.4 gal (US) -
Crankcase - 9.8 gal (US) -
DEF Tank - 5.5 gal (US) -
Differential - Final Drives - Front - 24.3 gal (US) 49 gal (US)
Differential - Final Drives - Rear - 24.3 gal (US) 45 gal (US)
Transmission - 20.3 gal (US) 20 gal (US)
Diesel Exhaust Fluid Tank - - 5.5 gal (US)
Note - - Cat U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 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 a

Bucket Capacities

Bucket Range - 4.0-14.5 m³ 5.25-19 yd³ -

Sound

Note (1) - For machines in European Union countries and in countries that adopt the EU Directives. -
Note (2) - European Union Directive 2000/14/EC as amended by 2005/88/EC. -
With Cooling Fan Speed at 70% of Maximum Value - Exterior Sound Power Level* - 110 -
With Cooling Fan Speed at 70% of Maximum Value - Operator Sound Pressure Level (ISO 6396:2008) - 70 dB(A) -
With Cooling Fan Speed at Maximum Speed - Exterior Sound Power Level (ISO 6395:2008) - 107 dB(A) -
With Cooling Fan Speed at Maximum Speed - Exterior Sound Pressure Level (SAE J88:2013) - 75 -
With Cooling Fan Speed at Maximum Speed - Operator Sound Pressure Level (ISO 6396:2008) - 70 dB(A) -

Hydraulic System

Implement System - Maximum Operating Pressure - 4975 psi -
Hydraulic Cycle Time - Total - 10.1 seconds -

Dimensions

Note - All dimensions are approximate and based on machine equipped with 5.4 m3 (7.1 yd3) general purpose bucket with BOCE and Bridgestone 29.5R25 VSNT L4 radial tires. -

Dimensions - High Lift

Centerline of Rear Axle to Edge of Counterweight - 8.9 ft -
Centerline of Rear Axle to Hitch - 6.3 ft -
Ground Clearance - 1.5 ft -
Height - Top of Exhaust Pipe - 12.5 ft -
Height - Top of Hood - 10.1 ft -
Height - Top of ROPS - 12.7 ft -
Hinge Pin Height at Carry - 2.2 ft -
Hinge Pin Height at Maximum Lift - 15.7 ft -
Lift Arm Clearance at Maximum Lift - 13.6 ft -
Overall Length - Without Bucket - 27.5 ft -
Tread Width - 8 ft -
Wheel Base - 12.6 ft -
Width over Tires (Loaded) - 10.9 ft -

Dimensions - Standard Lift

Centerline of Rear Axle to Edge of Counterweight - 8.7 ft -
Centerline of Rear Axle to Hitch - 6.3 ft -
Ground Clearance - 456 mm -
Height - Top of Exhaust Pipe - 3764 mm -
Height - Top of Hood - 3064 mm -
Height - Top of ROPS - 3829 mm -
Hinge Pin Height at Carry - 2 ft -
Hinge Pin Height at Maximum Lift - 4554 mm -
Lift Arm Clearance at Maximum Lift - 3881 mm -
Overall Length - Without Bucket - 8155 mm -
Tread Width - 8 ft -
Wheel Base - 3800 mm -
Width over Tires (Loaded) - 10.9 ft -

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit - - EH - Load Sense
Lift/Tilt System - - 2X x 145 cc Variable displacement piston
Maximum Flow at 2,165 rpm - - 159 gal/min
Relief Valve Setting - Lift/Tilt - - 4598 psi
Cylinders, Double Acting - Lift, Bore and Stroke - - 190 mm x 1216 mm (7.5 in x 48 in)
Cylinders, Double Acting - Tilt, Bore and Stroke - - 170 mm x 722 mm (6.7 in x 28.4 in)
Pilot System - - Variable displacement piston
Tilt Cylinder - Stroke - - 27 in

Hydraulic Cycle Times

Rack Back - - 3.8 s
Raise - - 7.5 s
Dump - - 3 s
Lower Float Down - - 4.6 s
Total Hydraulic Cycle Time - Empty Bucket - - 18.9 s

Hydraulic System - Steering

Steering System - Circuit - - Pilot, load sensing
Steering System - Pump - - Piston, variable displacement
Maximum Flow - - 52 gal (US)
Relief Valve Setting - Steering - - 4000 psi
Total Steering Angle - - 70°
Steering Cycle Times - High Idle - - 3 s
Steering Cycle Times - Low Idle - - 5.2 s

Axles

Front - - Fixed
Rear - - Trunnion
Oscillation Angle - - +/-12.5°

Brakes

Brakes - - ISO 3450:2011

Operator's Cab

ROPS/FOPS - - ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards

Sound Performance - Tier 4 Final/EU Stage V - Standard

Operator Sound Level (ISO 6396) - - 72 dB(A)
Machine Sound Level (ISO 6395) - - 110 dB(A)
Note (1) - - The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
Note (2) - - Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
Note (3) - - The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.

Dimensions (Approximate) - High Lift

Ground to Top of ROPS - - 13.5 ft
Ground to Top of Exhaust Stacks - - 13.3 ft
Ground to Top of Hood - - 10.7 ft
Rear Axle - Centerline to Bumper - - 10.3 ft
Front Axle Centerline to Bucket Tip - - 15.7 ft
Wheel Base - - 12.5 ft
Maximum Overall Length - - 39.5 ft
Ground to Lower Hitch Clearance - - 1.5 ft
Clearance at Maximum Lift - - 12 ft
B-Pin Height - Maximum Lift - - 18.7 ft
Maximum Overall Height - Bucket Raised - - 25 ft
Reach - Maximum Lift - - 7.7 ft
Note - - Specifications are calculated with 6.9 m3 (9.0 yd3 ) rock bucket equipped with Michelin XLDD1 35/65 R33 tires.
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