Cat  988K  0TWX01506

Cat 988 Wheel Loader

THE RUNDOWN

POWERFUL EFFICIENCY
LONG TERM VALUE AND DURABILITY
PROVEN RELIABILITY
PERFORMANCE AND PRODUCTIVITY
OPERATOR COMFORT AND CONTROL
PRODUCTIVITY WITH TECHNOLOGY
SAVE ON SERVICE AND MAINTENANCE
TOP-TIER SERVICE AND SUPPORT
SAFETY FIRST
REDUCE ENVIRONMENTAL IMPACT
EFFICIENT EQUIPMENT MATCH
ATTACHMENTS TO MEET YOUR NEEDS
PERFORMANCE WITH LESS FUEL
Engine
Net Power541.0hp
Engine ModelCat® C18 ™
Bore5.7in
Stroke7.2in
Displacement1105.0in³
Torque Rise58.0%
Rated Speed1700/min
Peak Torque - 1,200 rpm2104.0lb/ft
Net Power - SAE J1349:2011541.0hp
Peak Power Speed1500/min
Peak Power Speed - 1,500 rpm - Gross - ISO 14396580.0hp
Gross - ISO 14396580.0hp
Peak Power Speed - 1,500 rpm - Gross - SAE J1995588.0hp
EmissionsU.S. EPA Tier 4 Final/EU Stage V OR Tier 3/Stage IIIA Equivalent OR Tier 2/Stage II Equivalent
Peak Power Speed - 1,500 rpm - Net Power - SAE J1349541.0hp
Operating Specifications
Operating Weight112574.0lb
Bucket Capacity Range4.7-13 m3 (6.2-17 yd3)
Rated Payload - Quarry Face12.5t
Cat Truck Match - High Lift773~775
Rated Payload - Loose Material16t
Cat Truck Match - Standard770~772
Transmission
Transmission TypeCat-Planetenlastschaltgetriebe
Forward - 14.0mile/h
Forward - 27.2mile/h
Forward - 312.7mile/h
Forward - 421.6mile/h
Reverse - 14.7mile/h
Reverse - 28.3mile/h
Reverse - 314.4mile/h
Direct Drive - Reverse 28.9mile/h
Direct Drive - Reverse 315.8mile/h
Direct Drive - Forward 27.8mile/h
Direct Drive - Reverse 15.0mile/h
Direct Drive - Forward 1Lock-up disabled
Direct Drive - Forward 313.9mile/h
Direct Drive - Forward 424.4mile/h
Hydraulic System - Lift/Tilt
Maximum Flow13.7gpm
Maximum Flow at 1,400-1,860 rpm153.0gpm
Lift/Tilt SystemVariable displacement piston
Cylinders, Double Acting - Tilt, Bore and Stroke269 mm × 685 mm (8.7 in × 27 in)
Relief Valve Setting - Main551psi
Relief Valve Setting - Lift/Tilt4757psi
Pilot SystemVariable displacement piston
Cylinders, Double Acting - Lift, Bore and Stroke210 mm × 1050 mm (8.7 in × 41.3 in)
Lift/Tilt System - CircuitEH- Positive Flow Control, Flow Sharing
Service Refill Capacities
Fuel Tank188.0gal (US)
Cooling System31.7gal (US)
Crankcase15.9gal (US)
Transmission31.7gal (US)
Hydraulic System - Tank Only63.4gal (US)
Differential - Final Drives - Rear49.1gal (US)
Hydraulic System Factory Fill125.5gal (US)
Diesel Exhaust Fluid Tank (For Tier 4 Final/Stage IV Only)8.7gal (US)
Differential - Final Drives - Front49.1gal (US)
Coolant (Validated by Test Cell Fill Quantities)33gal (US)
Transmission - Validated by Test Cell Fill Quantities29gal (US)
Buckets
Bucket Capacities4.7-13 m3 (6.2-17 yd3)
Axles
FrontFixed
RearTrunnion
Oscillation Angle13 °
Brakes
BrakesSAE J1473 OKT90, ISO 3450:1992
Hydraulic System - Steering
Steering System - PumpPiston, variable displacement
Total Steering Angle86 °
Maximum Flow71.3gpm
Relief Valve Setting - Steering4351.0psi
Steering Cycle Times - High Idle3.4s
Steering System - CircuitPilot, load sensing
Steering Cycle Times - Low Idle5.6s
Hydraulic Cycle Time (1,400-1,860 rpm)
Total Hydraulic Cycle Time - Empty Bucket18.2s
Lower Float Down3.5s
Rack Back4.5s
Raise8.0s
Dump2.2s
Sound Performance - Tier 4 Final/Stage IV - Standard
Operator Sound Level (ISO 6396)72dB(A)
Machine Sound Level (ISO 6395)111dB(A)
Sound Performance - Tier 4 Final/Stage IV: Suppression
Machine Sound Level (ISO 6395)109dB(A)
Operator Sound Level (ISO 6396)72dB(A)
Sound Performance - Tier 2 Equivalent/Stage II: Suppression
Operator Sound Level (ISO 6396)72dB(A)
Machine Sound Level (ISO 6395)110dB(A)
Sound Performance - Tier 2 Equivalent/Stage II: Standard
Machine Sound Level (ISO 6395)112dB(A)
Operator Sound Level ( ISO 6396)73dB(A)