Caterpillar 988K Block Handler Arrangement Wheel Loader Specs

Category: Wheel Loaders ➔
Manufacturer: Caterpillar ➔
Model: 988K Block Handler Arrangement ➔

Axles

Caterpillar 988K Block Handler Arrangement Wheel Loader Axles specifications
Front	Fixed
Oscillation Angle	13 degrees
Rear	Trunnion

Brakes

Caterpillar 988K Block Handler Arrangement Wheel Loader Brakes specifications
Brakes	SAE J1473 OCT90, ISO 3450:1992

Engine

Caterpillar 988K Block Handler Arrangement Wheel Loader Engine specifications
Bore	5.70 in (14.48 cm)
Displacement	1,105.00 cu in (18,107.75 cu cm)
Emissions	U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent
Engine Model	Cat C18 ACERT
Gross - Iso 14396	580.00 hp (432.51 kw)
Net Power	541.00 hp (403.43 kw)
Net Power - Sae J1349	541.00 hp (403.43 kw)
Peak Power Speed	1500 r/min
Peak Power Speed - Gross - Iso 14396	580.00 hp (432.51 kw)
Peak Power Speed - Gross - Sae J1995	588.00 hp (438.48 kw)
Peak Power Speed - Net Power - Sae J1349	541.00 hp (403.43 kw)
Peak Torque - 1,200 Rpm	2,104.00 lbs ft (2,852.60 nm)
Rated Speed	1700 rpm
Stroke	7.20 in (18.29 cm)
Torque Rise	58 %

Hydraulic Cycle Times

Caterpillar 988K Block Handler Arrangement Wheel Loader Hydraulic Cycle Times specifications
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 - Lift/Tilt

Caterpillar 988K Block Handler Arrangement Wheel Loader Hydraulic System - Lift/Tilt specifications
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	153.00 gpm (579.11 lpm)
Maximum Flow At 1,700 Rpm	13.70 gpm (51.85 lpm)
Pilot System	Variable displacement piston
Relief Valve Setting	551 psi
Relief Valve Setting - Lift/Tilt	4757 psi

Hydraulic System - Steering

Caterpillar 988K Block Handler Arrangement Wheel Loader Hydraulic System - Steering specifications
Maximum Flow	74.00 gpm (280.09 lpm)
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 degrees

Operational

Caterpillar 988K Block Handler Arrangement Wheel Loader Operational specifications
Operating Weight	135,602.00 lbs (61,508.11 kg)

Service Refill Capacities

Caterpillar 988K Block Handler Arrangement Wheel Loader Service Refill Capacities specifications
Cooling System	31.70 gal (119.98 l)
Crankcase	15.90 gal (60.18 l)
Diesel Exhaust Fluid Tank	8.70 gal (32.93 l)
Differential - Final Drives - Front	49.10 gal (185.84 l)
Differential - Final Drives - Rear	49.10 gal (185.84 l)
Fuel Tank	188.10 gal (711.96 l)
Hydraulic System - Tank Only	63.40 gal (239.97 l)
Hydraulic System Factory Fill	125.50 gal (475.02 l)
Transmission	31.70 gal (119.98 l)

Sound Performance - Standard

Caterpillar 988K Block Handler Arrangement Wheel Loader Sound Performance - Standard specifications
Exterior Sound Level	111 dB(A)
Interior Sound Level	71 dB(A)

Sound Performance - Suppression

Caterpillar 988K Block Handler Arrangement Wheel Loader Sound Performance - Suppression specifications
Exterior Sound Level	109 dB(A)
Interior Sound Level	70 dB(A)

Transmission

Caterpillar 988K Block Handler Arrangement Wheel Loader Transmission specifications
Direct Drive - Forward 1	Lock-up disabled
Direct Drive - Forward 2	6.70 mph (10.78 kph)
Direct Drive - Forward 3	11.90 mph (19.15 kph)
Direct Drive - Forward 4	21.00 mph (33.80 kph)
Direct Drive - Reverse 1	4.30 mph (6.92 kph)
Direct Drive - Reverse 2	7.70 mph (12.39 kph)
Direct Drive - Reverse 3	13.70 mph (22.05 kph)
Forward - 1	3.60 mph (5.79 kph)
Forward - 2	4.50 mph (7.24 kph)
Forward - 3	11.40 mph (18.35 kph)
Forward - 4	19.00 mph (30.58 kph)
Reverse - 1	4.10 mph (6.60 kph)
Reverse - 2	7.30 mph (11.75 kph)
Reverse - 3	13.00 mph (20.92 kph)
Transmission Type	Cat planetary power shift

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