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990 Wheel Loader
938M Aggregate Handler Small Wheel Loader

Engine

Engine Power - ISO 14396:2002 752 hp - -
Engine Model Cat® C27 Cat® C7.1 -
Emissions Option 2 - Emits equivalent to U.S. EPA Tier 2 The Cat C7.1 engine meets U.S. EPA Tier 4 Final, EU Stage V and Korea Tier 4 Final emission standards. -
Rated Speed 1800 r/min - -
Gross Power - SAE J1995:2014 766 hp - -
Net Power - SAE J1349:2011 - Standard Ambient 699 hp - -
Net Power - SAE J1349:2011 - High Ambient 648 hp - -
Bore 5.4 in 4 in -
Stroke 6 in 5 in -
Displacement 1649.5 in³ 427 in³ -
Peak Torque - 1,200 rpm 2624 lb/ft - -
Torque Rise 18 % - -
Note Net power advertised is the power available at the flywheel when the engine is equipped with fan at minimum speed, air intake sytstem, exhaust system, and alternator. - -
Maximum Gross Power - 188 hp -
Maximum Gross Power - ISO 14396 (Performance Power Mode: Range 1-4) - 188 hp -
Maximum Gross Power - Maximum Engine Speed (Performance Power Mode: Range 1-4) - 1800 r/min -
Maximum Rated Gross Power - ISO 14396 - 188 hp -
Maximum Gross Power - Maximum Engine Speed (Standard Power Mode: Range 1-3*) - 1600 r/min -
Maximum Net Torque - SAE J1349 (Performance Power Mode: Range 1-4) - 649 ft·lbf -
Note (3) - No derating required up to 3000 m (10,000 ft) altitude. Auto derate protects hydraulic and transmission systems. -
Note (1) - *Range 4 power and torque is equal to Performance Mode with Caterpillar Power by Range technology. -
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. -
Maximum Gross Power - ISO 14396 (Standard Power Mode: Range 1-3*) - 173 hp -
Maximum Net Torque - SAE J1349 (Standard Power Mode: Range 1-3*) - 627 ft·lbf -
Maximum Net Torque - ISO 9249 (Performance Power Mode: Range 1-4) - 650 ft·lbf -
Net Power - ISO 9249 (metric) at Minimum Fan Speed (Performance Power Mode: Range 1-4) - 186 hp -
Net Power - ISO 9249 at Minimum Fan Speed (Performance Power Mode: Range 1-4) - 184 hp -
Maximum Gross Power - ISO 14396 (metric) (Performance Power Mode: Range 1-4) - 190 hp -
Net Power - SAE J1349 at Minimum Fan Speed (Performance Power Mode: Range 1-4) - 183 hp -
Net Power - SAE J1349 at Minimum Fan Speed (Standard Power Mode: Range 1-3*) - 170 hp -
Net Power (Standard Power Mode: Range 1-3*) - 1600 r/min -
Maximum Gross Power - ISO 14396 (metric) (Standard Power Mode: Range 1-3*) - 176 hp -
Net Power (Performance Power Mode: Range 1-4) - 1800 r/min -
Maximum Rated Gross Power - ISO 14396 (metric) - 190 hp -
Net Power - ISO 9249 (metric) at Minimum Fan Speed (Standard Power Mode: Range 1-3*) - 172 hp -
Maximum Net Torque - ISO 9249 (Standard Power Mode: Range 1-3*) - 628 ft·lbf -
Net Power - ISO 9249 at Minimum Fan Speed (Standard Power Mode: Range 1-3*) - 170 hp -
Maximum Gross Torque - ISO 14396 (Performance Power Mode: Range 1-4) - 664 ft·lbf -
Maximum Gross Torque - ISO 14396 (Standard Power Mode: Range 1-3*) - 642 ft·lbf -

Operating Specifications

Operating Weight - Standard 178517 lb - -
Bucket Capacity Range 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) - -
Rated Payload - Standard 17.5 ton (US) - -
Rated Payload - High Lift 17.5 ton (US) - -
Cat Truck Match - Standard 773-775 - -
Cat Truck Match - High Lift 775-777 - -
Full Turn Tip Load (2) - 10 662 kg (23,504 lb)^ -
Full Turn Tip Load (1) - 10 551 kg (23,260 lb)** -
Note (2) - ^Aggregate Handler equipped with full counterweight, optional guards, roading fenders, cold start package, and 23.5R25 tires. -
Note (1) - **Aggregate Handler machine equipped with full counterweight and optional guards. -

Transmission

Transmission Type Cat planetary power shift - -
Forward - 1 4.6 mile/h - -
Forward - 2 8.2 mile/h - -
Forward - 3 14.5 mile/h - -
Reverse - 1 5.1 mile/h - -
Reverse - 2 9.1 mile/h - -
Reverse - 3 16 mile/h - -
Direct Drive - Forward 1 Lock-up disabled - -
Direct Drive - Forward 2 8.2 mile/h - -
Direct Drive - Forward 3 14.5 mile/h - -
Direct Drive - Reverse 1 5.1 mile/h - -
Direct Drive - Reverse 2 9.1 mile/h - -
Direct Drive - Reverse 3 16 mile/h - -
Note Travel speeds based on Michelin 45/65R39 LD D2**L5 tires. * 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). -
Forward and Reverse - Range 4 - 25 mile/h -
Forward and Reverse - Range 1* - 1-13 km/h (0.6-8 mph) -
Forward and Reverse - Range 2 - 8 mile/h -
Forward and Reverse - Range 3 - 17 mile/h -

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit Positive flow control - -
Lift/Tilt System Variable displacement piston - -
Maximum Flow at 1,800 rpm 240 gal/min - -
Relief Valve Setting - Lift/Tilt 4786 psi - -
Cylinders, Double Acting - Lift, Bore and Stroke 235 mm × 1287 mm (9.3 in × 50.7 in) - -
Cylinders, Double Acting - Tilt, Bore and Stroke 292.1 mm × 820 mm (11.5 in × 32.3 in) - -
Pilot System Open loop and pressure reducing - -
Pilot Relief Setting 507 psi - -

Hydraulic Cycle Times

Rack Back 4.3 s - -
Raise 8.6 s - -
Dump 2.9 s - -
Lower 3.7 s - -
Lower Float Down 3.7 s - -
Total Hydraulic Cycle Time - Empty Bucket 13.8 s - -

Hydraulic System - Steering

Steering System - Circuit Pilot, load sensing - -
Steering System - Pump Piston, variable displacement - -
Maximum Flow at 1,400 rpm 96.2 gal/min - -
Relief Valve Setting - Steering 5004 psi - -
Total Steering Angle 70° - -

Air Conditioning System

Air Conditioning • The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. • If equipped with R134a (Global Warming Potential = 1430), the system c The air conditioning system on this machine contains the fluorinated 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. -

Axles

Front Fixed - -
Rear Trunnion - -
Oscillation Angle 8.5° - -

Brakes

Brakes ISO 3450: 2011 - -

Service Refill Capacities

Fuel Tank 281 gal (US) 51.5 gal (US) -
Cooling System 54.9 gal (US) 8.5 gal (US) -
Engine Crankcase 20 gal (US) 5.3 gal (US) -
Transmission 29.1 gal (US) - -
Differential - Final Drives - Front 71.6 gal (US) - -
Differential - Final Drives - Rear 68.9 gal (US) - -
Hydraulic System Factory Fill 210 gal (US) - -
Hydraulic Tank - Implement and Hydraulic Fan 68.9 gal (US) - -
Hydraulic Tank - Steering and Braking 34.9 gal (US) - -
Note Cat U.S. EPA Tier 4 Final/EU Stage V 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 este - -
Rear Axles - 9.2 gal (US) -
Hydraulic System - Including Tank - 44.9 gal (US) -
Hydraulic Tank - 23.8 gal (US) -
Diesel Exhaust Fluid (DEF) Tank - 5 gal (US) -
Front Axles - 9.2 gal (US) -
Transmission - Gear Box - 2.9 gal (US) -

Sound Performance - Tier 4 Final / Stage V

Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A) - -
Machine Sound Power Level (ISO 6395:2008) 116 dB(A) - -
Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A) - -
Machine Sound Power Level (ISO 6395:2008)* 114 dB(A) - -
Note (1) *Sound suppression equipped - -
Note (2) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
Note (3) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
Note (4) 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. - -

Sound Performance - Tier 2

Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A) - -
Machine Sound Power Level (ISO 6395:2008) 116 dB(A) - -
Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A) - -
Machine Sound Power Level (ISO 6395:2008)* 114 dB(A) - -
Note (1) *Sound suppression equipped - -
Note (2) The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
Note (3) The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed. - -
Note (4) 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. - -

Dimensions (Approximate) - Standard Lift Linkage

Ground to Top of ROPS 17.2 ft - -
Ground to Top of Exhaust Stacks 16.6 ft - -
Ground to Top of Hood 12.7 ft - -
Ground to Bumper Clearance 3.5 ft - -
Rear Axle - Centerline to Bumper 12.5 ft - -
Front Axle Centerline to Bucket Tip 15.4 ft - -
Wheel Base 15.1 ft - -
Maximum Overall Length 42.9 ft - -
Ground to Lower Hitch Clearance 2 ft - -
Ground to Center of Front Axle 4.2 ft - -
Clearance at Maximum Lift 7.2 ft - -
Rack Back Angle at Ground Level 40.4° - -
Rack Back Angle at Carry 48.8° - -
B-Pin Height - Maximum Lift 19.7 ft - -
Maximum Overall Height - Bucket Raised 27.2 ft - -
Rack Angle at Maximum Lift 63.7° - -
Dump Angle at Maximum Lift 45° - -
Reach - Maximum Lift 7.2 ft - -
Note Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires. - -

Dimensions (Approximate) - High Lift Linkage

Ground to Top of ROPS 17.2 ft - -
Ground to Top of Exhaust Stacks 16.6 ft - -
Ground to Top of Hood 12.7 ft - -
Ground to Bumper Clearance 3.5 ft - -
Rear Axle - Centerline to Bumper 12.5 ft - -
Front Axle Centerline to Bucket Tip 17.8 ft - -
Wheel Base 15.1 ft - -
Maximum Overall Length 45.3 ft - -
Ground to Lower Hitch Clearance 2 ft - -
Ground to Center of Front Axle 4.2 ft - -
Clearance at Maximum Lift 14.8 ft - -
Rack Back Angle at Ground Level 39.9° - -
Rack Back Angle at Carry 49.3° - -
B-Pin Height - Maximum Lift 21.2 ft - -
Maximum Overall Height - Bucket Raised 28.7 ft - -
Rack Angle at Maximum Lift 60.6° - -
Dump Angle at Maximum Lift 51° - -
Reach - Maximum Lift 8.5 ft - -
Note Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires. - -

Weights

Operating Weight - 36839 lb -
Note (2) - ^Aggregate Handler equipped with full counterweight, optional guards, roading fenders, cold start package, and 23.5R25 tires. -
Note (1) - **Aggregate Handler machine equipped with full counterweight and optional guards. -
Operating Weight (2) - 16 710 kg (36,839 lb)^ -
Operating Weight (1) - 16 199 kg (35,712 lb)** -

Buckets

Bucket Capacities - 2.9-5.0 m3 (3.8-6.5 yd3) -

Cab

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

Steering

Maximum Flow - Steering Pump - 34 gal/min -
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 -
Steering Cylinder, Double Acting - Bore Diameter - 3.1 in -
Steering Cylinder, Double Acting - Rod Diameter - 2 in -
Steering Cylinder, Double Acting - Stroke - 15.7 in -
Note (1) - Steering system uses a dedicated load sensing variable displacement pump with dual double acting cylinders. -
Maximum Working Pressure - Steering Pump - 3500 psi -
Note (2) - Flow values listed are for a machine running in Performance Power Mode (1,800 rpm). -

Loader Hydraulic System

Relief Pressure - Tilt Cylinder - 3rd and 4th Function Relief Pressure - 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. -
Tilt Cylinder, Double Acting - Bore Diameter - 5.9 in -
Relief Pressure - Tilt Cylinder - 4351 psi -
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 -
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Total Cycle Time - 9.7/10.6 seconds -
Tilt Cylinder, Double Acting - Rod Diameter - 3.5 in -
Maximum Flow - Implement Pump - 50 gal/min -
Note (2) - Flow values listed are for a machine running in Performance Power Mode (1,800 rpm). -
Tilt Cylinder, Double Acting - Stroke - 21.9 in -
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 -
Maximum Flow - Implement Pump - 4th Function Maximum Flow* - 42 gal/min -
Note (3) - * 3rd and 4th function flow is fully adjustable from 20% to 100% of maximum flow through the secondary display when equipped. -
Lift Cylinder, Double Acting - Stroke - 31.1 in -
Maximum Working Pressure - Implement Pump - 4061 psi -
Lift Cylinder, Double Acting - Bore Diameter - 4.7 in -
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 -
Lift Cylinder, Double Acting - Rod Diameter - 2.6 in -
Maximum Flow - Implement Pump - 3rd Function Maximum Flow* - 50 gal/min -

Power Train

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

Sustainability

Recyclability - 94% -
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