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988 GC Wheel Loader
PROVEN RELIABILITY
LONG TERM VALUE AND DURABILITY
ACHIEVE GREATER PRODUCTIVITY
POWERFUL EFFICIENCY
PRODUCTIVITY WITH TECHNOLOGY
SAFETY FIRST
SAVE ON SERVICE AND MAINTENANCE
OPERATOR COMFORT AND CONTROL
SUSTAINABILITY
| Engine | |
|---|---|
| Engine Model | Cat® C15 |
| Rated Speed | 2000 |
| Peak Power Speed | 1600 |
| Engine Power - ISO 14396 | 335 kW (449 HP) |
| Gross Power - SAE J1995 | 340 kW (456 HP) |
| Net Power - SAE J1349 | 278 kW (373 HP) |
| Emissions | U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 |
| Bore | 137 mm (5.4 in) |
| Stroke | 171.5 mm (6.75 in) |
| Displacement | 15.2 l (927 inu00b3) |
| Peak Torque - 1,200 rpm - SAE J1995 | 2411 N·m (1778 ft·lbf) |
| Torque Rise | 16% |
| Operating Specifications | |
|---|---|
| Operating Weight | 53006 kg (116858 lb) |
| Rated Payload - Quarry Face | 11.3 t (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 | 7.3 km/h (5 mile/h) |
| Forward - 2 | 12.2 km/h (8 mile/h) |
| Reverse - 1 | 7.6 km/h (5 mile/h) |
| Reverse - 2 | 13.6 km/h (8 mile/h) |
| Direct Drive - Forward 1 | Lock-up disabled |
| Direct Drive - Forward 2 | 12.7 km/h (8 mile/h) |
| Direct Drive - Forward 3 | 22 km/h (14 mile/h) |
| Direct Drive - Forward 4 | 39 km/h (24 mile/h) |
| Direct Drive - Reverse 2 | 14.1 km/h (9 mile/h) |
| Direct Drive - Reverse 3 | 25 km/h (16 mile/h) |
| Direct Drive - Reverse 4 | 40.8 km/h (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 | 600 l/min (159 gal/min) |
| Relief Valve Setting - Lift/Tilt | 31700 kPa (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 | 685 mm (27 in) |
| Hydraulic Cycle Times | |
|---|---|
| Rack Back | 3.8 s (3.8 s) |
| Raise | 7.5 s (7.5 s) |
| Dump | 3 s (3 s) |
| Lower Float Down | 4.6 s (4.6 s) |
| Total Hydraulic Cycle Time - Empty Bucket | 18.9 s (18.9 s) |
| Hydraulic System - Steering | |
|---|---|
| Steering System - Circuit | Pilot, load sensing |
| Steering System - Pump | Piston, variable displacement |
| Maximum Flow | 200 l/min (52 gal (US)) |
| Relief Valve Setting - Steering | 27600 kPa (4000 psi) |
| Total Steering Angle | 70u00b0 |
| Steering Cycle Times - High Idle | 3 s (3 s) |
| Steering Cycle Times - Low Idle | 5.2 s (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 | +/-12.5u00b0 |
| Brakes | |
|---|---|
| Brakes | ISOu00a03450:2011 |
| Operator's Cab | |
|---|---|
| ROPS/FOPS | ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards |
| Service Refill Capacities | |
|---|---|
| Fuel Tank | 535 l (141 gal (US)) |
| Cooling System | 101 l (27 gal (US)) |
| Engine Crankcase | 34 l (9 gal (US)) |
| Diesel Exhaust Fluid Tank | 21 l (5.5 gal (US)) |
| Transmission | 75 l (20 gal (US)) |
| Differential - Final Drives - Front | 186 l (49 gal (US)) |
| Differential - Final Drives - Rear | 170 l (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 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 u201cCaterpillar Machine Fluids Recommendationsu201d (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 |
| Sound Performance - Tier 4 Final/EU Stage V - Standard | |
|---|---|
| Operator Sound Level (ISO 6396) | 72 dB(A) (72 dB(A)) |
| Machine Sound Level (ISO 6395) | 110 dB(A) (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 | 4100 mm (13.5 ft) |
| Ground to Top of Exhaust Stacks | 4060 mm (13.3 ft) |
| Ground to Top of Hood | 3270 mm (10.7 ft) |
| Rear Axle - Centerline to Bumper | 3132 mm (10.3 ft) |
| Front Axle Centerline to Bucket Tip | 4773 mm (15.7 ft) |
| Wheel Base | 3810 mm (12.5 ft) |
| Maximum Overall Length | 12042 mm (39.5 ft) |
| Ground to Lower Hitch Clearance | 459 mm (1.5 ft) |
| Clearance at Maximum Lift | 3732 mm (12 ft) |
| B-Pin Height - Maximum Lift | 5755 mm (18.7 ft) |
| Maximum Overall Height - Bucket Raised | 7582 mm (25 ft) |
| Reach - Maximum Lift | 2342 mm (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% |
| Transmission | |
|---|---|
| Direct Drive - Reverse 1 | Lock-up disabled |
Standard Equipment
- 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
Optional Equipment
- 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