988 GC Wheel Loader
The Cat® 988 GC Wheel Loader helps you move more material at a lower cost per hour for a faster return on your investment. This machine offers significant fuel savings ...
Engine
- Engine Model
- Cat® C15
- Rated Speed
- 2000
- Peak Power Speed
- 1600
- Engine Power - ISO 14396
- 449hp
- Gross Power - SAE J1995
- 456hp
- Net Power - SAE J1349
- 373hp
- Emissions
- U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014
- Bore
- 5.4in
- Stroke
- 6.75in
- Displacement
- 927in³
- Peak Torque - 1,200 rpm - SAE J1995
- 1778ft·lbf
- Torque Rise
- 16%
Operating Specifications
- Operating Weight
- 116858lb
- Rated Payload - Quarry Face
- 12.5ton (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
- 5mile/h
- Forward - 2
- 8mile/h
- Reverse - 1
- 5mile/h
- Reverse - 2
- 8mile/h
- Direct Drive - Forward 1
- Lock-up disabled
- Direct Drive - Forward 2
- 8mile/h
- Direct Drive - Forward 3
- 14mile/h
- Direct Drive - Forward 4
- 24mile/h
- Direct Drive - Reverse 1
- Lock-up disabled
- Direct Drive - Reverse 2
- 9mile/h
- Direct Drive - Reverse 3
- 16mile/h
- Direct Drive - Reverse 4
- 25.4mile/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
- 159gal/min
- Relief Valve Setting - Lift/Tilt
- 4598psi
- 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
- 27in
Hydraulic Cycle Times
- Rack Back
- 3.8s
- Raise
- 7.5s
- Dump
- 3s
- Lower Float Down
- 4.6s
- Total Hydraulic Cycle Time - Empty Bucket
- 18.9s
Hydraulic System - Steering
- Steering System - Circuit
- Pilot, load sensing
- Steering System - Pump
- Piston, variable displacement
- Maximum Flow
- 52gal (US)
- Relief Valve Setting - Steering
- 4000psi
- Total Steering Angle
- 70°
- Steering Cycle Times - High Idle
- 3s
- Steering Cycle Times - Low Idle
- 5.2s
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
- 141gal (US)
- Cooling System
- 27gal (US)
- Engine Crankcase
- 9gal (US)
- Diesel Exhaust Fluid Tank
- 5.5gal (US)
- Transmission
- 20gal (US)
- Differential - Final Drives - Front
- 49gal (US)
- Differential - Final Drives - Rear
- 45gal (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)
- 72dB(A)
- Machine Sound Level (ISO 6395)
- 110dB(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
- 13.5ft
- Ground to Top of Exhaust Stacks
- 13.3ft
- Ground to Top of Hood
- 10.7ft
- Rear Axle - Centerline to Bumper
- 10.3ft
- Front Axle Centerline to Bucket Tip
- 15.7ft
- Wheel Base
- 12.5ft
- Maximum Overall Length
- 39.5ft
- Ground to Lower Hitch Clearance
- 1.5ft
- Clearance at Maximum Lift
- 12ft
- B-Pin Height - Maximum Lift
- 18.7ft
- Maximum Overall Height - Bucket Raised
- 25ft
- Reach - Maximum Lift
- 7.7ft
- 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%