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988 GC Wheel Loader

988 GC Wheel Loader

MOVE MORE MATERIAL EFFICIENTLY AND AT A LOWER COST

More Comfort ‚Äď More Performance ‚Äď More Versatility

  • OPTIMUM 50 TON TRUCK MATCH LOADER

    Achieve even greater production with an optimized truck match to maximize the volume of material moved at the lowest operating cost per ton

  • UP TO 10% LOWER OWNING & OPERATING COST

    Designed to reduce your service and maintenance costs with grouped service points and ground level access to the electrical service center

  • EASY TO OPERATE AND MAINTAIN

    Enhanced operator controls deliver greater efficiency, productivity, and comfort

  • UP TO 5% LESS CO2 EMISSIONS

    The 988 GC emits up to 5% less CO2 than the previous 988K.

Engine

Bore 5.4 in
Displacement 927 in³
Emissions U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014
Engine Model Cat¬ģ C15
Engine Power - ISO 14396 449 HP
Gross Power - SAE J1995 456 HP
Net Power - SAE J1349 373 HP
Peak Power Speed 1600
Peak Torque - 1,200 rpm - SAE J1995 1778 ft·lbf
Rated Speed 2000
Stroke 6.75 in
Torque Rise 16%

Operating Specifications

Bucket Capacity Range 6.4-7.6 m3 (8.3-10 yd3)
Cat Truck Match - High Lift 772/773/775
Operating Weight 116858 lb
Rated Payload - Quarry Face 12.5 ton (US)

Transmission

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

Hydraulic System - Lift/Tilt

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)
Lift/Tilt System 2X x 145 cc Variable displacement piston
Lift/Tilt System - Circuit EH - Load Sense
Maximum Flow at 2,165 rpm 159 gal/min
Pilot System Variable displacement piston
Relief Valve Setting - Lift/Tilt 4598 psi
Tilt Cylinder - Stroke 27 in

Hydraulic Cycle Times

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

Hydraulic System - Steering

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

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
Oscillation Angle +/-12.5¬į
Rear Trunnion

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

Cooling System 27 gal (US)
Diesel Exhaust Fluid Tank 5.5 gal (US)
Differential - Final Drives - Front 49 gal (US)
Differential - Final Drives - Rear 45 gal (US)
Engine Crankcase 9 gal (US)
Fuel Tank 141 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 acid methyl ester)* - 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or ‚ÄúCaterpillar Machine Fluids Recommendations‚ÄĚ (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel. **For use of blends higher than 20% biodiesel, consult your Cat dealer
Transmission 20 gal (US)

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

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.
Operator Sound Level (ISO 6396) 72 dB(A)

Dimensions (Approximate) - High Lift

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

Buckets

Bucket Capacities 6.4-7.6 m3 (8.3-10 yd3)

Sustainability

Recyclability 96%

Download resources

988 GC Product Brochure (Global except China)
988 GC Key Features (Global except China)
988 GC Technical Specifications (Global except China)

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