988 GC Wheel Loader

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Product Description

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 and up to 10% lower owning and operating cost than the 988K.

Specifications
Us
Metric
Engine
Engine Model
Cat® C15
Rated Speed
2000
Peak Power Speed
1600
Engine Power - ISO 14396:2002
449 hp
335 kW
Gross Power - SAE J1995:2014
456 hp
340 kW
Net Power - SAE J1349:2011
373 hp
278 kW
Emissions
U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014
Bore
5.4 in
137 mm
Stroke
6.75 in
171.5 mm
Displacement
927 in³
15.2 l
Peak Torque - 1,200 rpm - SAE J1995
1778 ft·lbf
2411 N·m
Torque Rise
16%
Operating Specifications
Operating Weight
116858 lb
53006 kg
Rated Payload - Quarry Face
12.5 ton (US)
11.3 t
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
7.3 km/h
Forward - 2
8 mile/h
12.2 km/h
Reverse - 1
5 mile/h
7.6 km/h
Reverse - 2
8 mile/h
13.6 km/h
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 2
8 mile/h
12.7 km/h
Direct Drive - Forward 3
14 mile/h
22 km/h
Direct Drive - Forward 4
24 mile/h
39 km/h
Direct Drive - Reverse 2
9 mile/h
14.1 km/h
Direct Drive - Reverse 3
16 mile/h
25 km/h
Direct Drive - Reverse 4
25.4 mile/h
40.8 km/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
600 l/min
Relief Valve Setting - Lift/Tilt
4598 psi
31700 kPa
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
685 mm
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
52 gal (US)
200 l/min
Relief Valve Setting - Steering
4000 psi
27600 kPa
Total Steering Angle
70°
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
+/-12.5°
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)
535 l
Cooling System
27 gal (US)
101 l
Engine Crankcase
9 gal (US)
34 l
Diesel Exhaust Fluid Tank
5.5 gal (US)
21 l
Transmission
20 gal (US)
75 l
Differential - Final Drives - Front
49 gal (US)
186 l
Differential - Final Drives - Rear
45 gal (US)
170 l
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 “Caterpillar Machine Fluids Recommendations” (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
13.5 ft
4100 mm
Ground to Top of Exhaust Stacks
13.3 ft
4060 mm
Ground to Top of Hood
10.7 ft
3270 mm
Rear Axle - Centerline to Bumper
10.3 ft
3132 mm
Front Axle Centerline to Bucket Tip
15.7 ft
4773 mm
Wheel Base
12.5 ft
3810 mm
Maximum Overall Length
39.5 ft
12042 mm
Ground to Lower Hitch Clearance
1.5 ft
459 mm
Clearance at Maximum Lift
12 ft
3732 mm
B-Pin Height - Maximum Lift
18.7 ft
5755 mm
Maximum Overall Height - Bucket Raised
25 ft
7582 mm
Reach - Maximum Lift
7.7 ft
2342 mm
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/Optional

Standard Equipment

NOTE
ELECTRICAL
OPERATOR ENVIRONMENT
POWER TRAIN
ADDITIONAL EQUIPMENT

Optional Equipment

NOTE
POWER TRAIN
OPERATOR ENVIRONMENT
ADDITIONAL EQUIPMENT

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