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988K Block Handler Arrangement Specifications
Engine Model Cat® C18 ACERT™
Net Power 541.0 hp
Net Power 541 HP
Net Power 541.0 hp

Engine

Engine Model
Cat® C18 ACERT™
Net Power
541.0 hp
Net Power
541 HP
Net Power
541.0 hp
Bore
5.7 in
Engine Model
Cat® C18 ACERT™
Engine Model
Cat® C18 ACERT™
Displacement
1105.0 in3
Emissions
U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent
Gross (ISO 14396)
580.0 hp
Net Power - SAE J1349
541.0 hp
Net Power - SAE J1349
541 HP
Bore
5.7 in
Bore
5.7 in
Stroke
7.2 in
Stroke
7.2 in
Displacement
1105.0 in3
Displacement
1105 in³
Torque Rise
58.0 %
Torque Rise
58 %
Net Power - SAE J1349
541.0 hp
Peak Power Speed
1500.0 RPM
Peak Power Speed: Gross - ISO 14396
580.0 hp
Peak Power Speed: Gross - SAE J1995
588.0 hp
Peak Power Speed: Net Power - SAE J1349
541.0 hp
Peak Torque @ 1,200 rpm
2104.0 lb ft
Rated Speed
1700.0 RPM
Stroke
7.2 in
Torque Rise
58.0 %
Emissions
U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent
Gross (ISO 14396)
580.0 hp
Peak Power Speed
1500 r/min
Peak Power Speed - Gross - ISO 14396
580 HP
Peak Power Speed - Gross - SAE J1995
588 HP
Peak Power Speed - Net Power - SAE J1349
541 HP
Peak Torque @ 1,200 rpm
2104.0 lb ft
Rated Speed
1700.0 RPM
Emissions
U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent
Gross - ISO 14396
580 HP
Peak Torque - 1,200 rpm
2104 lb/ft
Rated Speed
1700 r/min

Operating Specifications

Operating Weight
135602.0 lb
Operating Weight
135602.0 lb
Operating Weight
135602 lb

Transmission

Direct Drive Forward 1
Lock-up disabled
Direct Drive Forward 2
6.7 mph
Direct Drive Forward 3
11.9 mph
Direct Drive Forward 4
21.0 mph
Direct Drive Reverse 1
4.3 mph
Direct Drive Reverse 2
7.7 mph
Direct Drive Reverse 3
13.7 mph
Forward 1
3.6 mph
Forward 2
4.5 mph
Forward 3
11.4 mph
Forward 4
19.0 mph
Transmission Type
Cat planetary power shift
Transmission Type
Cat planetary power shift
Forward 1
3.6 mph
Forward - 1
3.6 mile/h
Forward 2
4.5 mph
Forward - 2
4.5 mile/h
Reverse 1
4.1 mph
Forward 3
11.4 mph
Forward - 3
11.4 mile/h
Reverse 2
7.3 mph
Forward 4
19.0 mph
Forward - 4
19 mile/h
Reverse 3
13.0 mph
Reverse 1
4.1 mph
Reverse - 1
4.1 mile/h
Reverse 2
7.3 mph
Reverse - 2
7.3 mile/h
Reverse 3
13.0 mph
Reverse - 3
13 mile/h
Transmission Type
Cat planetary power shift
Direct Drive Forward 1
Lock-up disabled
Direct Drive Forward 2
6.7 mph
Direct Drive Forward 3
11.9 mph
Direct Drive Forward 4
21.0 mph
Direct Drive Reverse 1
4.3 mph
Direct Drive Reverse 2
7.7 mph
Direct Drive Reverse 3
13.7 mph
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 2
6.7 mile/h
Direct Drive - Forward 3
11.9 mile/h
Direct Drive - Forward 4
21 mile/h
Direct Drive - Reverse 1
4.3 mile/h
Direct Drive - Reverse 2
7.7 mile/h
Direct Drive - Reverse 3
13.7 mile/h

Hydraulic System - Lift/Tilt

Cylinders, Double Acting: Lift, Bore and Stroke
235 mm × 976 mm (9.3 in × 38.4 in)
Cylinders, Double Acting: Tilt, Bore and Stroke
291 mm × 671 mm (11.5 in × 26.4 in)
Lift/Tilt System
Variable displacement piston
Lift/Tilt System - Circuit
Pilot operated - EH control, flow sharing
Maximum Flow @ 1,700 rpm
13.7 gal/min
Maximum Flow at 1,400-1,860 rpm
153.0 gal/min
Pilot System
Variable displacement piston
Relief Valve Setting
551.0 psi
Relief Valve Setting - Lift/Tilt
4757.0 psi
Cylinders, Double Acting: Lift, Bore and Stroke
235 mm × 976 mm (9.3 in × 38.4 in)
Cylinders, Double Acting: Tilt, Bore and Stroke
291 mm × 671 mm (11.5 in × 26.4 in)
Lift/Tilt System
Variable displacement piston
Lift/Tilt System - Circuit
Pilot operated - EH control, flow sharing
Maximum Flow at 1,700 rpm
13.7 gal/min
Maximum Flow at 1,400-1,860 rpm
153.0 gal/min
Pilot System
Variable displacement piston
Relief Valve Setting
551.0 psi
Relief Valve Setting - Lift/Tilt
4757.0 psi
Cylinders, Double Acting - Lift, Bore and Stroke
235 mm × 976 mm (9.3 in × 38.4 in)
Cylinders, Double Acting - Tilt, Bore and Stroke
291 mm × 671 mm (11.5 in × 26.4 in)
Lift/Tilt System
Variable displacement piston
Lift/Tilt System - Circuit
Pilot operated - EH control, flow sharing
Maximum Flow at 1,400-1,860 rpm
153 gal/min
Pilot System
Variable displacement piston
Relief Valve Setting
551 psi
Relief Valve Setting - Lift/Tilt
4757 psi

Hydraulic Cycle Time

Dump
2.2 Seconds
Lower Float Down
3.5 Seconds
Rack back
4.5 Seconds
Raise
8.0 Seconds
Total Hydraulic Cycle Time (empty bucket)
18.2 Seconds
Dump
2.2 Seconds
Lower Float Down
3.5 Seconds
Rack back
4.5 Seconds
Raise
8.0 Seconds
Total Hydraulic Cycle Time (empty bucket)
18.2 Seconds

Hydraulic Cycle Times

Dump
2.2 s
Lower Float Down
3.5 s
Rack Back
4.5 s
Raise
8 s
Total Hydraulic Cycle Time - Empty Bucket
18.2 s

Hydraulic System - Steering

Maximum Flow
74.0 gal/min
Relief Valve Setting - Steering
4641.0 psi
Steering Cycle Time (high idle)
3.4 Seconds
Steering Cycle Time (low idle)
5.6 Seconds
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Total Steering Angle
86.0 Degrees
Maximum Flow
74.0 gal/min
Relief Valve Setting - Steering
4641.0 psi
Steering Cycle Time (high idle)
3.4 Seconds
Steering Cycle Time (low idle)
5.6 Seconds
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Total Steering Angle
86.0 Degrees
Maximum Flow
74 gal/min
Relief Valve Setting - Steering
4641 psi
Steering Cycle Times - High Idle
3.4 s
Steering Cycle Times - Low Idle
5.6 s
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Total Steering Angle
86 °

Service Refill Capacities

Cooling System
31.7 gal
Crankcase
15.9 gal
Diesel Exhaust Fluid Tank
8.7 gal
Differentials and Final Drives - Front
49.1 gal
Differentials and Final Drives - Rear
49.1 gal
Fuel Tank
188.1 gal
Hydraulic System (factory fill)
125.5 gal
Hydraulic System (tank only)
63.4 gal
Transmission
31.7 gal
Cooling System
31.7 gal
Crankcase
15.9 gal
Diesel Exhaust Fluid Tank
8.7 gal
Differentials and Final Drives - Front
49.1 gal
Differentials and Final Drives - Rear
49.1 gal
Fuel Tank
188.1 gal
Hydraulic System (factory fill)
125.5 gal
Hydraulic System (tank only)
63.4 gal
Transmission
31.7 gal
Cooling System
31.7 gal (US)
Crankcase
15.9 gal (US)
Diesel Exhaust Fluid Tank
8.7 gal (US)
Differential - Final Drives - Front
49.1 gal (US)
Differential - Final Drives - Rear
49.1 gal (US)
Fuel Tank
188.1 gal (US)
Hydraulic System - Tank Only
63.4 gal (US)
Hydraulic System Factory Fill
125.5 gal (US)
Transmission
31.7 gal (US)

Axles

Front
Fixed
Oscillation Angle
13.0 Degrees
Rear
Trunnion
Front
Fixed
Front
Fixed
Rear
Trunnion
Rear
Trunnion
Oscillation Angle
13 °

Brakes

Brakes
SAE J1473 OCT90, ISO 3450:1992
Brakes
SAE J1473 OCT90, ISO 3450:1992
Brakes
SAE J1473 OCT90, ISO 3450:1992

Sound Performance - Standard

Exterior Sound Level
111.0 dB(A)
Interior Sound Level
71.0 dB(A)
Exterior Sound Level
111 dB(A)
Interior Sound Level
71 dB(A)

Sound Performance - Suppression

Exterior Sound Level
109.0 dB(A)
Interior Sound Level
70.0 dB(A)
Exterior Sound Level
109 dB(A)
Interior Sound Level
70 dB(A)
  • ELECTRICAL
    • Alarm, back-up
    • Alternator, single 150 amp
    • Batteries, dry
    • Converter, 10/15 amp, 24V to 12V
    • Lighting system (halogen, work lights, access and service platform lighting)
    • Starting and charging system, 24V
    • Starter emergency start receptacle
    • Starter lockout in bumper
    • Transmission lockout in bumper
  • OPERATOR ENVIRONMENT
    • Graphical Information Display, displays real time operating information, performs calibrations and customizes operator settings
    • Air conditioner
    • Cat Detect 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
    • Mirrors, rearview (externally mounted)
    • Rimpull Control System
    • Seat, Cat Comfort (cloth), air suspension, six-way adjustable
    • Seat belt, retractable, 76 mm (3 in) wide
    • STIC Control System
    • UV glass
    • Transmission gear indicator
    • Vital Information Management System (VIMS) with Graphical Information Display: External Data Port, Customizable Operator Profiles, Cycle Timer, Integrated Payload Control System
    • 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
    • Crankcase guard
    • Electro hydraulic parking brake
    • Engine, C18 MEUI diesel, turbocharged/aftercooled
    • Ground level engine shutoff
    • Turbine precleaner, engine air intake
    • Radiator, Next Generation Modular (NGMR)
    • Starting aid, ether, automatic
    • Throttle lock, electronic
    • Torque converter, Impeller Clutch (ICTC) with Lock up clutch (LUC), Rimpull Control System
    • Transmission, planetary powershift, 4F/3R electronic control
  • OTHER
    • 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, 731 L (188 gal)
    • Hitch, drawbar with pin
    • Hoses, Cat XT
    • Hydraulic, steering and brake filtration/screening system
    • Cat Clean Emission Module
    • Oil sampling valves
    • Premixed 50% 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
  • POWER TRAIN
    • -50° C (-58° F) antifreeze
    • Engine oil change system, high speed, Wiggins
    • Engine block heater 120V or 240V
    • High ambient cooling - software
    • Payload Control System (PCS)
  • OPERATOR ENVIRONMENT
    • Cab precleaner
    • AM/FM/CD/MP3 radio
    • Satellite Sirius radio with bluetooth
    • LED warning strobe
    • CB radio ready
    • Window pull down visor
  • MISCELLANEOUS ATTACHMENTS
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)