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990 Wheel Loader
988 GC Wheel Loader
992 Wheel Loader

Engine

Engine Power - ISO 14396:2002 752 hp - -
Engine Model Cat® C27 Cat® C15 Cat® C32B
Emissions Option 2 - Emits equivalent to U.S. EPA Tier 2 - U.S. EPA Tier 4 Final, U.S. EPA Tier 2 Equivalent
Rated Speed 1800 r/min 2000 rpm 1750 rpm
Gross Power - SAE J1995:2014 766 hp 456 hp -
Net Power - SAE J1349:2011 - Standard Ambient 699 hp - -
Net Power - SAE J1349:2011 - High Ambient 648 hp - -
Bore 5.4 in 5.4 in 5.7 in
Stroke 6 in 6.75 in 6.4 in
Displacement 1649.5 in³ 927 in³ 1963.5 in³
Peak Torque - 1,200 rpm 2624 lb/ft - -
Torque Rise 18 % 16% -
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. - -
Peak Power Speed - 1600 rpm -
Net Power - SAE J1349:2011 - 448 hp -
Peak Torque (1,200 rpm) - SAE J1995:2014 - 1778 lbf·ft -
Note (1) - Two engine emission options are available: 1. Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan emission standards. 2. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. -
Note (2) - Net power advertised is the power available at the flywheel when the engine is equipped with fan at minimum speed, air intake system, exhaust system, and alternator. -
Note (3) - Net power at the flywheel when the fan is at maximum speed is 304 kW / 408 hp per SAE reference conditions. -
Net Power - - 814 hp
Gross Power - SAE J1995 at 1,750 rpm - Tier 4/HRC (Highly Regulated Country) - Standard - - 900 hp
Gross Power - SAE J1995 at 1,750 rpm - Tier 4/HRC - High Ambient - - 937 hp
Gross Power - SAE J1995 at 1,750 rpm - Tier 2/LRC (Less Regulated Country) - Standard - - 907 hp
Gross Power - SAE J1995 at 1,750 rpm - Tier 2/LRC - High Ambient - - 944 hp
Gross Power - ISO 14396 at 1,750 rpm - Tier 4/HRC - Standard - - 884 hp
Gross Power - ISO 14396 at 1,750 rpm - Tier 4/HRC - High Ambient - - 921 hp
Gross Power - ISO 14396 at 1,750 rpm - Tier 2/LRC - Standard - - 893 hp
Gross Power - ISO 14396 at 1,750 rpm - Tier 2/LRC - High Ambient - - 931 hp
Net Power - SAE J1349 at 1,750 rpm - Tier 4/HRC - Standard - - 814 hp
Net Power - SAE J1349 at 1,750 rpm - Tier 4/HRC - High Ambient - - 814 hp
Net Power - SAE J1349 at 1,750 rpm - Tier 2/LRC - Standard - - 823 hp
Net Power - SAE J1349 at 1,750 rpm - Tier 2/LRC - High Ambient - - 823 hp
Peak Torque - SAE J1995 - Tier 4/HRC - Standard @ 1,200 rpm - - 3514 ft·lbf
Peak Torque - SAE J1995 - Tier 4/HRC - High Ambient @ 1,300 rpm - - 3555 ft·lbf
Peak Torque - SAE J1995 - Tier 2/LRC - Standard @ 1,200 rpm - - 3537 ft·lbf
Peak Torque - SAE J1995 - Tier 2/LRC - High Ambient @ 1,350 rpm - - 3570 ft·lbf

Operating Specifications

Operating Weight - Standard 178517 lb - -
Bucket Capacity Range 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) 6.4-7.6 m3 (8.3-10 yd3) 11.5-24.5 m³ (15-32 yd³)
Rated Payload - Standard 17.5 ton (US) - 25.5 ton (US)
Rated Payload - High Lift 17.5 ton (US) - 22.5 ton (US)
Cat Truck Match - Standard 773-775 - 775/777
Cat Truck Match - High Lift 775-777 772/773/775 785
Operating Weight - 112426 lb 233430 lb
Rated Payload - Quarry Face - 12.5 ton (US) -
Rated Payload - Standard (Material Handler) - - 30 ton (US)
Rated Payload - High Lift (Material Handler) - - 27 ton (US)

Transmission

Transmission Type Cat planetary power shift Cat planetary power shift Cat Planetary Powershift
Forward - 1 4.6 mile/h 5 mile/h 4.3 mile/h
Forward - 2 8.2 mile/h 8 mile/h 7.4 mile/h
Forward - 3 14.5 mile/h - 12.7 mile/h
Reverse - 1 5.1 mile/h 5 mile/h 4.7 mile/h
Reverse - 2 9.1 mile/h 8 mile/h 8.1 mile/h
Reverse - 3 16 mile/h - 13.9 mile/h
Direct Drive - Forward 1 Lock-up disabled Lock-up disabled Disabled
Direct Drive - Forward 2 8.2 mile/h 8 mile/h 8 mile/h
Direct Drive - Forward 3 14.5 mile/h 14 mile/h 14 mile/h
Direct Drive - Reverse 1 5.1 mile/h Lock-up disabled 5 mile/h
Direct Drive - Reverse 2 9.1 mile/h 9 mile/h 8.8 mile/h
Direct Drive - Reverse 3 16 mile/h 16 mile/h 15.3 mile/h
Note Travel speeds based on Michelin 45/65R39 LD D2**L5 tires. Travel speeds based on 35/65-R33 tires. -
Direct Drive - Forward 4 - 24 mile/h -
Direct Drive - Reverse 4 - 25.4 mile/h -

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit Positive flow control EH - Load Sense Positive Flow Control
Lift/Tilt System Variable displacement piston - -
Maximum Flow at 1,800 rpm 240 gpm - -
Relief Valve Setting - Lift/Tilt 4786 psi 4598 psi 5000 psi
Cylinders, Double Acting - Lift, Bore and Stroke 235 mm × 1287 mm (9.3 in × 50.7 in) 190 mm x 1216 mm (7.5 in x 48 in) -
Cylinders, Double Acting - Tilt, Bore and Stroke 292.1 mm × 820 mm (11.5 in × 32.3 in) 170 mm x 722 mm (6.7 in x 28.4 in) -
Pilot System Open loop and pressure reducing Variable displacement piston -
Pilot Relief Setting 507 psi - -
Lift/Tilt System - Pump - Variable displacement piston Variable Displacement Piston
Maximum Flow at 2,165 rpm - 159 gpm 250 gpm
Relief Valve Setting - 500 psi -
Lift Cylinder - Bore - - 9.3 in
Lift Cylinder - Stroke - - 63.5 in
Tilt Cylinder - Bore - - 11.5 in
Tilt Cylinder - Stroke - - 41.5 in

Hydraulic Cycle Times

Rack Back 4.3 s 3.8 s 2.3 s
Raise 8.6 s 7.5 s 9 s
Dump 2.9 s 3 s 2.6 s
Lower 3.7 s - -
Lower Float Down 3.7 s 4.6 s -
Total Hydraulic Cycle Time - Empty Bucket 13.8 s 18.9 s -
Rack Back - High Lift - - 2.3 s
Raise - High Lift - - 9 s
Dump - High Lift - - 2.6 s
Float Down - - 3.2 s
Float Down - High Lift - - 3.2 s
Total Hydraulic Cycle Time - - 17.1 s

Hydraulic System - Steering

Steering System - Circuit Pilot, load sensing Pilot, load sensing Pilot, Load Sensing
Steering System - Pump Piston, variable displacement Piston, variable displacement Piston, Variable Displacement
Maximum Flow at 1,400 rpm 96.2 gpm - -
Relief Valve Setting - Steering 5004 psi 4000 psi -
Total Steering Angle 70° 70° 80°
Maximum Flow at 2,165 rpm - 52 gpm -
Steering Cycle Times - High Idle - 3 s 3.1 s
Steering Cycle Times - Low Idle - 5.2 s 4.9 s
Maximum Flow at 1,400-1,850 rpm - - 70 gpm
Steering Cut Off Pressure - - 4500 psi

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 or R1234yf. See the label or instruction manual for identification of the gas. - If equipped with R134a (Global Warming Potential = 1430), the system co -

Axles

Front Fixed Fixed Fixed
Rear Trunnion Trunnion Trunnion
Oscillation Angle 8.5° +/-12.5° ±9°

Brakes

Brakes ISO 3450: 2011 ISO 3450:2011 ISO 3450:2011

Service Refill Capacities

Fuel Tank 281 gal (US) 141 gal (US) 385.7 gal (US)
Cooling System 54.9 gal (US) 27 gal (US) -
Engine Crankcase 20 gal (US) 9 gal (US) -
Transmission 29.1 gal (US) 20 gal (US) 51.5 gal (US)
Differential - Final Drives - Front 71.6 gal (US) 49 gal (US) 96.4 gal (US)
Differential - Final Drives - Rear 68.9 gal (US) 45 gal (US) 96.4 gal (US)
Hydraulic System Factory Fill 210 gal (US) 94 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 Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: - 20% biodiesel FAME (fatty acid methyl ester) *** - 10 -
Diesel Exhaust Fluid Tank - 5.5 gal (US) -
Cooling Systems - - 59.4 gal (US)
Crankcase - - 31.7 gal (US)
Hydraulic System Factory Fill (Implement) - - 104.1 gal (US)
Hydraulic Tank - Implement - - 60.2 gal (US)
Hydraulic Factory Fill (Steering) - - 32.5 gal (US)
Hydraulic Tank (Steering Tank Only) - - 26.3 gal (US)

Sound Performance - Tier 4 Final / Stage V

Operator Sound Pressure Level (ISO 6396:2008) 72 dB(A) 73 dB(A) -
Machine Sound Power Level (ISO 6395:2008) 116 dB(A) 113 dB(A) -
Operator Sound Pressure Level (ISO 6396:2008)* 72 dB(A) 72 dB(A) -
Machine Sound Power Level (ISO 6395:2008)* 114 dB(A) - -
Note (1) *Sound suppression equipped * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives.” -
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. ** European Union Directive “2000/14/EC” as amended by “2005/88/EC” and UK Noise Regulation 2001 No. 1701. -
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. The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70% 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. The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. -
Machine Sound Power Level (ISO 6395:2008)** - 110 dB(A) -
Note (5) - 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. - -

Operator's Cab

ROPS/FOPS - Rollover Protective Structure/Falling Objects Protective Structure (ROPS/FOPS) meet ISO 3471:2008 and ISO 3449:2005 Level II standards -

Sound Performance - Tier 3 / Stage IIIA

Operator Sound Pressure Level (ISO 6396:2008) - 74 dB(A) -
Machine Sound Power Level (ISO 6395:2008) - 113 dB(A) -
Operator Sound Pressure Level (ISO 6396:2008)* - 73 dB(A) -
Machine Sound Power Level (ISO 6395:2008)** - 110 dB(A) -
Note (1) - * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives.” -
Note (2) - ** European Union Directive “2000/14/EC” as amended by “2005/88/EC” and UK Noise Regulation 2001 No. 1701. -
Note (3) - The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. -
Note (4) - The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. -
Note (5) - 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) - 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 -
Ground to Fuel Tank Clearance - 2.2 ft -
Rear Axle - Centerline to Bumper - 10.3 ft -
Front Axle Centerline to Bucket Tip - 16.7 ft -
Wheel Base - 12.5 ft -
Maximum Overall Length - 39.5 ft -
Ground to Lower Hitch Clearance - 1.5 ft -
Ground to Center of Front Axle - 3.2 ft -
Clearance at Maximum Lift (45° Dump) - 12 ft -
B-Pin Height - Maximum Lift - 18.7 ft -
Maximum Overall Height - Bucket Raised - 25 ft -
Reach at Maximum Lift (45° Dump) - 7.7 ft -
Note - Specifications are calculated with 6.9 m3 (9.0 yd3 ) rock bucket equipped with Michelin XLDD1 35/65 R33 tires. -

Buckets

Bucket Capacities - - 11.5-24.5 m³ (15-32 yd³)

Cooling System

Ambient Capability Hydraulically Driven Demand Fan - Standard - - 109.4 °F
Ambient Capability, Hydraulically Driven Demand Fan - High - - 131 °F

Sound Performance - Standard

Note - - Machine Sound Level (ISO 6396:2008) - 116 dB(A)

Sound Performance - Suppression

Note - - Machine Sound Level (ISO 6396:2008) - 113 dB(A)

Dimensions - Standard Lift - Approximate

Ground to Top of Exhaust Stacks - - 17 ft
Ground to Top of ROPS - - 18.3 ft
Ground to Top of Hood - - 13.1 ft
Ground to Center of Front Axle - - 4.3 ft
Ground to Bumper Clearance - - 3.8 ft
Ground to Lower Hitch Clearance - - 2.2 ft
Reach - Maximum Lift - - 8.2 ft
Clearance at Maximum Lift - - 15.2 ft
B-Pin Height - Maximum Lift - - 22.8 ft
Maximum Overall Height - Bucket Raised - - 30.8 ft
Rear Axle - Centerline to Bumper - - 13.5 ft
Tread Width - - 10.83 ft
Rack Back Angle - Maximum Lift - - 56.9 degrees
Dump Angle at Maximum Lift - - -49.5 degrees
Rack Back Angle - Ground Level - - 40.2 degrees
Width - Over Tires - With Bulge - - 14.74 ft
Rack Back Angle - Carry - - 48.9 degrees
Wheel Base - - 19.3 ft
Maximum Overall Length - - 50.8 ft
Front Axle Centerline to Bucket Tip - - 18 ft

Dimensions - High Lift - Approximate

Tread Width - - 10.83 ft
Rack Back Angle - Ground Level - - 42.5 degrees
Dump Angle at Maximum Lift - - -48.1 degrees
Rack Back Angle - Maximum Lift - - 56.2 degrees
Width - Over Tires - With Bulge - - 14.75 ft
Rack Back Angle - Carry - - 51.6 degrees
Ground to Top of Exhaust Stacks - - 17 ft
Ground to Top of ROPS - - 18.3 ft
Ground to Top of Hood - - 13.1 ft
Ground to Center of Front Axle - - 4.3 ft
Ground to Bumper Clearance - - 3.8 ft
Ground to Lower Hitch Clearance - - 2.2 ft
Reach - Maximum Lift - - 7.6 ft
Clearance at Maximum Lift - - 17.2 ft
B-Pin Height - Maximum Lift - - 24.5 ft
Maximum Overall Height - Bucket Raised - - 32 ft
Rear Axle - Centerline to Bumper - - 13.5 ft
Wheel Base - - 19.3 ft
Maximum Overall Length - - 51.6 ft
Front Axle Centerline to Bucket Tip - - 18.8 ft
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