Piscataway Campus
732-885-5555
Bensalem Campus
877-726-7663

Large Wheel Loaders

988 GC Wheel Loader

  • Engine Model
    Cat® C15
  • Rated Speed
    2000
  • Peak Power Speed
    1600
  • Engine Power
    449 HP
Engine
Engine Model
Cat® C15
Rated Speed
2000
Peak Power Speed
1600
Engine Power
449 HP
Gross Power
456 HP
Net Power
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
1778 ft·lbf
Torque Rise
16%
Operating Specifications
Operating Weight
116858 lb
Rated Payload
12.5 ton (US)
Bucket Capacity Range
6.4-7.6 m3 (8.3-10 yd3)
Cat Truck Match
772/773/775
Transmission
Transmission Type
Cat planetary power shift
Forward
5 mile/h
Forward
8 mile/h
Reverse
5 mile/h
Reverse
8 mile/h
Direct Drive
Lock-up disabled
Direct Drive
8 mile/h
Direct Drive
14 mile/h
Direct Drive
24 mile/h
Direct Drive
9 mile/h
Direct Drive
16 mile/h
Direct Drive
25.4 mile/h
Direct Drive
Lock-up disabled
Hydraulic System - Lift/Tilt
Lift
EH - Load Sense
Lift
2X x 145 cc Variable displacement piston
Maximum Flow at 2
159 gal/min
Relief Valve Setting
4598 psi
Cylinders
190 mm x 1216 mm (7.5 in x 48 in)
Cylinders
170 mm x 722 mm (6.7 in x 28.4 in)
Pilot System
Variable displacement piston
Tilt Cylinder
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
18.9 s
Hydraulic System - Steering
Steering System
Pilot, load sensing
Steering System
Piston, variable displacement
Maximum Flow
52 gal (US)
Relief Valve Setting
4000 psi
Total Steering Angle
70°
Steering Cycle Times
3 s
Steering Cycle Times
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
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
49 gal (US)
Differential
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
72 dB(A)
Machine Sound Level
110 dB(A)
Note
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
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
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
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
18.7 ft
Maximum Overall Height
25 ft
Reach
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%
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • ELECTRICAL
    • Alarm, back-up
    • Alternator, single 145 amp
    • Batteries, dry
    • Converter, 10/15 amp, 24V to 12V
    • Lighting system (LED, work lights, access and service platform lighting)
    • Starting and charging system, 24V
    • Starter emergency start receptacle
    • Transmission lockout in bumper
    • Hazardous voltage lamp
  • OPERATOR ENVIRONMENT
    • Graphical Information Display, displays real time operating information, performs calibrations and customizes operator settings
    • Air conditioner
    • Cat Vision, rear vision camera system
    • Cab, sound suppressed and pressurized, integrated rollover protective structure (ROPS/FOPS) radio ready for entertainment, includes antenna, speakers and converter (12‑volt 5-amp) and power port
    • Controls, lift and tilt function
    • Heater, defroster
    • Horn, electric
    • Instrumentation, gauges
      – Coolant temperature
      – Engine hour meter
      – Hydraulic oil temperature
      – Power train oil temperature
    • Light, cab, dome
    • Lunchbox, beverage holders
    • CB radio-ready
    • Mirrors, rearview (externally mounted)
    • Seat, Cat Comfort Cloth, air suspension, six-way adjustable
    • Seat belt minder
    • Seat belt, retractable, 76 mm (3 in) wide
    • STIC Control System
    • UV glass
    • Virtual gear indicator
    • Wet-Arm wipers/washers (front and rear)
      – Intermittent front and rear wipers
    • Lights, directional
  • POWER TRAIN
    • Brakes, oil-cooled, multi-disc, service/secondary
    • Case drain screens
    • Electro hydraulic parking brake
    • Engine, C15 MEUI diesel, turbocharged/aftercooled
    • Ground level engine shutoff
    • Turbine precleaner, engine air intake
    • Starting aid, ether, automatic
    • Throttle lock, electronic
    • Manual switch and automatic fuel priming
    • Cat Production Measurement ready
    • Cat SR Generator/Pump Drive
    • Cat SR Drive Motor
    • Cat Integrated Powered Electronics
    • Automatic retarding controls
  • ADDITIONAL EQUIPMENT
    • Automatic bucket lift kickout/positioner
    • Base machine price includes a rim allowance
    • Hydraulically driven demand fan
    • Couplings, Cat O-ring face seals
    • Doors, service access (locking)
    • Ecology drains for engine, radiator, hydraulic tank
    • Fuel tank, 535 L (141 gal)
    • Hoses, Cat XT
    • Hydraulic, steering and brake filtration/screening system
    • Cat Clean Emission Module
    • Oil sampling valves
    • Premixed 50 percent concentration of extended life coolant with freeze protection to –34° C (–29° F)
    • Rear access to cab and service platform
    • Steering, load sensing
    • Toe kicks
    • Vandalism protection caplocks
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • POWER TRAIN
    • High ambient cooling – software
    • Optional Cat Production Measurement
    • Optional Engine brake
    • Crankcase guard
  • OPERATOR ENVIRONMENT
    • Cab precleaner
    • Cat Detect, object detection system
    • AM/FM radio
  • ADDITIONAL EQUIPMENT
    • Front and rear roading fenders
    • Cold Weather Starting
    • Autolube