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Caterpillar

988H

Wheel Loader

Bucket Capacity - heaped
8.40 yd³
Gross Power
555.0 hp
All wheel loaders
Caterpillar 988H Wheel Loader
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Specifications

82 data points

Operating Specifications

Operating Specifications specifications
Fuel Capacity188.0 gal
Tire Size35/65
Hydraulic System Fluid Capacity70.5 gal
Static Tipping Weight76,776 lb
Operating Voltage24 V
Turning Radius336 in
Engine Oil Fluid Capacity15.9 gal
Rear Axle Oscillation26 °
Alternator Supplied Amperage100 A
Front Axle/Diff Fluid Capacity49.0 gal
Rear Axle/Diff Fluid Capacity49.0 gal
Cooling System Fluid Capacity27.2 gal
Transmission Fluid Capacity18.5 gal
Rated Payload27,558 lb
Hinge Pin Height, Unloaded194 in

Engine

Engine specifications
Engine ModelCat C18 ACERT
Displacement1,105 in³
Power Measured @1,800 rpm
Gross Power555.0 hp
Number of Cylinders6
MakeCat
Bore6 in
Stroke7 in
Net Power - ISO 9249501.0 hp
Net Power - EEC 80/1269501.0 hp
Flywheel Power501.0 hp
Gross Power - ISO 3046-2520.0 hp

Weights

Weights specifications
Operating Weight128,328 lb

Hydraulic System

Hydraulic System specifications
Pump Flow Capacity130.0 gal/min
Raise Time9.4 s
Lower Time3.8 s
Dump Time2.4 s
Relief Valve Setting4,500 psi

Dimensions

Dimensions specifications
Height - Top of Cab162 in
Wheelbase179 in
Width Over Tires142 in
Reach at Max Lift and Dump80 in
Length with Bucket on Ground481 in
Hinge Pin - Max Height230 in
Height - Top of Exhaust162 in
Wheel Base Length180 in

Transmission

Transmission specifications
Max Speed - Forward24.0 mph
Max Speed - Reverse15.6 mph
Number of Forward Gears4
Number of Reverse Gears3
Direct Drive - Forward 27.7 mph
Direct Drive - Forward 313.6 mph
Direct Drive - Reverse 28.8 mph
Direct Drive - Reverse 315.6 mph
Direct Drive - Reverse 14.9 mph
Converter Drive - Forward 14.2 mph
Converter Drive - Forward 27.3 mph
Converter Drive - Forward 312.9 mph
Converter Drive - Reverse 14.7 mph
Converter Drive - Reverse 28.4 mph
Converter Drive - Reverse 314.7 mph
Direct Drive - Forward 424.0 mph

Cab & Operator

Cab & Operator specifications
Cab - ROPS/FOPSMeets SAE and ISO standards
Sound PerformanceMeets ANSI SAE and ISO standards

Bucket

Bucket specifications
Bucket Capacity - heaped8.40 yd³
Bucket Capacity - struck6.91 yd³
Breakout Force85,068 lb
Bucket Width150 in
Bucket Capacities10.01 yd³
Maximum Bucket Capacity10.01 yd³

Service Refill Capacities

Service Refill Capacities specifications
Cooling System27.2 gal
Transmission18.5 gal
Crankcase15.9 gal
Fuel Tank188.0 gal
Differential - Final Drives - Front49.0 gal
Differential - Final Drives - Rear49.0 gal
Hydraulic System - Tank Only70.5 gal
Hydraulic System Factory Fill124.2 gal

Steering System

Steering System specifications
SteeringMeets SAE and ISO standards

Axles

Axles specifications
FrontFixed
RearOscillating 13 degrees
Maximum Single-Wheel Rise and Fall22 in

Loader Hydraulic System

Loader Hydraulic System specifications
Relief Valve Setting5,075 psi
Relief Valve Setting - Low Idle348 psi

Hydraulic Cycle Times

Hydraulic Cycle Times specifications
Raise9.4 s
Dump2.4 s
Total Hydraulic Cycle Time15.6 s

Comparable machines

Other wheel loaders in a similar weight class.