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988 GC Wheel Loader

Engine

Engine Model Cat® C15 - -
Rated Speed 2000 - -
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 - -
Bore 5.4 in - -
Stroke 6.75 in - -
Displacement 927 in³ - -
Peak Torque - 1,200 rpm - SAE J1995 1778 ft·lbf - -
Torque Rise 16% - -

Operating Specifications

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 - -

Transmission

Transmission Type Cat planetary power shift - -
Forward - 1 5 mile/h - -
Forward - 2 8 mile/h - -
Reverse - 1 5 mile/h - -
Reverse - 2 8 mile/h - -
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 - -

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 - -

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. - -

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 - -

Service Refill Capacities

Fuel Tank 141 gal (US) - -
Cooling System 27 gal (US) - -
Engine Crankcase 9 gal (US) - -
Diesel Exhaust Fluid Tank 5.5 gal (US) - -
Transmission 20 gal (US) - -
Differential - Final Drives - Front 49 gal (US) - -
Differential - Final Drives - Rear 45 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 - -

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) - -

Sustainability

Recyclability 96% - -
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