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988 GC Wheel Loader
992 Wheel Loader

Engine

Engine Model Cat® C15 Cat® C32B Cat C13
Rated Speed 2000 1750 rpm -
Peak Power Speed 1600 - -
Engine Power - ISO 14396 449 HP - -
Gross Power - SAE J1995 456 HP - -
Net Power - SAE J1349 373 HP - -
Emissions U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 U.S. EPA Tier 4 Final, U.S. EPA Tier 2 Equivalent -
Bore 5.4 in 5.7 in -
Stroke 6.75 in 6.4 in -
Displacement 927 in³ 1963.5 in³ 12.5L
Peak Torque - 1,200 rpm - SAE J1995 1778 ft·lbf - -
Torque Rise 16% - -
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 -
Net Power @ 1,700 rpm – ISO 9249:2007, SAE J1349:2011 - - 404 HP
Note (1) - - Cat engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emission standards.
Note (2) - - The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and aftertreatment.
Engine Power @ 1,700 rpm – ISO 14396:2002 - - 432 HP
Gross Torque @ 1,200 rpm – SAE J1995:2014 - - 1636 lb/ft
Gross Power @ 1,700 rpm – SAE J1995:2014 - - 436 HP
Net Torque @ 1,100 rpm – ISO 9249:2007, SAE J1349:2011 - - 1515 lb/ft
Engine Torque @ 1,200 rpm – ISO 14396:2002 - - 1620 lb/ft
Note (3) - - 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

Operating Specifications

Operating Weight 116858 lb 233430 lb -
Rated Payload - Quarry Face 12.5 ton (US) - -
Bucket Capacity Range 6.4-7.6 m3 (8.3-10 yd3) 11.5-24.5 m³ (15-32 yd³) -
Cat Truck Match - High Lift 772/773/775 785 -
Rated Payload - Standard - 25.5 ton (US) -
Rated Payload - Standard (Material Handler) - 30 ton (US) -
Rated Payload - High Lift - 22.5 ton (US) -
Rated Payload - High Lift (Material Handler) - 27 ton (US) -
Cat Truck Match - Standard - 775/777 -
Breakout Force - - 59060 lbf
Note (1) - - For a machine configuration as defined under Weight.
Note (2) - - Full compliance to ISO 14397-1:2007 Sections 1 thru 6, which requires 2% verification between calculations and testing.
Static Tipping Load - Full 40° Turn - No Tire Deflection - - 22418 kg
Static Tipping Load - Full 40° Turn - With Tire Deflection - - 46526 lb

Transmission

Transmission Type Cat planetary power shift Cat Planetary Powershift -
Forward - 1 5 mile/h 4.3 mile/h 3.9 mile/h
Forward - 2 8 mile/h 7.4 mile/h 7.3 mile/h
Reverse - 1 5 mile/h 4.7 mile/h 4.4 mile/h
Reverse - 2 8 mile/h 8.1 mile/h 8.4 mile/h
Direct Drive - Forward 1 Lock-up disabled Disabled -
Direct Drive - Forward 2 8 mile/h 8 mile/h -
Direct Drive - Forward 3 14 mile/h 14 mile/h -
Direct Drive - Forward 4 24 mile/h - -
Direct Drive - Reverse 1 Lock-up disabled 5 mile/h -
Direct Drive - Reverse 2 9 mile/h 8.8 mile/h -
Direct Drive - Reverse 3 16 mile/h 15.3 mile/h -
Direct Drive - Reverse 4 25.4 mile/h - -
Forward - 3 - 12.7 mile/h 13 mile/h
Reverse - 3 - 13.9 mile/h 17.4 mile/h
Forward - 4 - - 24.5 mile/h
Note - - Maximum travel speed in standard vehicle with empty bucket and standard L4 tires with 914 mm (36 in) roll radius.

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit EH - Load Sense Positive Flow Control -
Lift/Tilt System 2X x 145 cc Variable displacement piston - -
Maximum Flow at 2,165 rpm 159 gal/min 250 gal/min -
Relief Valve Setting - Lift/Tilt 4598 psi 5000 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 41.5 in -
Lift/Tilt System - Pump - Variable Displacement Piston -
Lift Cylinder - Bore - 9.3 in -
Lift Cylinder - Stroke - 63.5 in -
Tilt Cylinder - Bore - 11.5 in -

Hydraulic Cycle Times

Rack Back 3.8 s 2.3 s -
Raise 7.5 s 9 s -
Dump 3 s 2.6 s -
Lower Float Down 4.6 s - -
Total Hydraulic Cycle Time - Empty Bucket 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 -
Steering System - Pump Piston, variable displacement Piston, Variable Displacement -
Maximum Flow 52 gal (US) - -
Relief Valve Setting - Steering 4000 psi - -
Total Steering Angle 70° 80° -
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 gal/min -
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 (Global Warming Potential = 1430). The system contains 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 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).

Axles

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

Brakes

Brakes ISO 3450:2011 ISO 3450:2011 -

Operator's Cab

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

Service Refill Capacities

Fuel Tank 141 gal (US) 385.7 gal (US) 112.5 gal (US)
Cooling System 27 gal (US) - 13.7 gal (US)
Engine Crankcase 9 gal (US) - -
Diesel Exhaust Fluid Tank 5.5 gal (US) - -
Transmission 20 gal (US) 51.5 gal (US) 20.3 gal (US)
Differential - Final Drives - Front 49 gal (US) 96.4 gal (US) 24.3 gal (US)
Differential - Final Drives - Rear 45 gal (US) 96.4 gal (US) 24.3 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 - -
Cooling Systems - 59.4 gal (US) -
Crankcase - 31.7 gal (US) 9.8 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) -
DEF Tank - - 5.5 gal (US)
Hydraulic Tank - - 40.4 gal (US)

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. - -

Buckets

Bucket Capacities 6.4-7.6 m3 (8.3-10 yd3) 11.5-24.5 m³ (15-32 yd³) -

Sustainability

Recyclability 96% - -

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 -

Weights

Operating Weight - - 78264 lb
Note - - Weight based on a machine configuration with Bridgestone 875/65R29 VLTS L4 radial tires, full fluids, operator, standard counterweight, ride control, cold start, roading fenders, Product Link, open differential axles (front/rear), secondary steering, soun

Bucket Capacities

Bucket Range - - 4.8-17.2 m³ 6.25-22.5 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* - - 107
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) - - 110 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
Implement System - Maximum Pump Output at 2,250 rpm - - 119 gal/min
Hydraulic Cycle Time - Total - - 10.1 seconds

Dimensions

Note - - All dimensions are approximate and based on machine equipped with 6.1 m3 (8.0 yd3) general purpose bucket with BOCE and Bridgestone 875/65R29 VLTS L4 radial tires.

Dimensions - High Lift

Centerline of Rear Axle to Edge of Counterweight - - 9.4 ft
Centerline of Rear Axle to Hitch - - 6.3 ft
Ground Clearance - - 1.4 ft
Height - Top of Exhaust Pipe - - 12.4 ft
Height - Top of Hood - - 10 ft
Height - Top of ROPS - - 12.6 ft
Hinge Pin Height at Carry - - 2.11 ft
Hinge Pin Height at Maximum Lift - - 16.1 ft
Lift Arm Clearance at Maximum Lift - - 13.4 ft
Overall Length - Without Bucket - - 29.11 ft
Tread Width - - 8.4 ft
Wheel Base - - 12.6 ft
Width over Tires (Loaded) - - 11.5 ft

Dimensions - Standard Lift

Centerline of Rear Axle to Edge of Counterweight - - 8.95 ft
Centerline of Rear Axle to Hitch - - 6.3 ft
Ground Clearance - - 428 mm
Height - Top of Exhaust Pipe - - 3736 mm
Height - Top of Hood - - 3036 mm
Height - Top of ROPS - - 3801 mm
Hinge Pin Height at Carry - - 2.7 ft
Hinge Pin Height at Maximum Lift - - 4741 mm
Lift Arm Clearance at Maximum Lift - - 3902 mm
Overall Length - Without Bucket - - 8597 mm
Tread Width - - 8.4 ft
Wheel Base - - 3800 mm
Width over Tires (Loaded) - - 11.5 ft
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