Specification sheet Wheel Loader Ref caterpillar-988k-block-handler-arrangement-wheel-loader
Caterpillar 988K Block Handler Arrangement
The Caterpillar 988K Block Handler Arrangement is a wheel loader with an operating weight of 135,602 lb (61,508.04 kg), and a 541 hp engine.
✓ QA-verified — every figure checked for unit consistency, physical possibility, and class plausibility; failures withheld → Operating weight
135,602lb
61,508.04kg
Engine power
541hp
403.5kW
Net Power ◆Where it sits in its classpercentile · large wheel loaders
Among 39 large wheel loaders (90,000–150,000 lb), the Caterpillar 988K Block Handler Arrangement sits at the heavy end of its class:
- Operating weight 135,600 lb heavier than 92% (n=39)
- Engine power 541 hp more powerful than 84% (n=37)
01 Engine Specification
| Net Power | 541hp | 403.5kw |
|---|---|---|
| Rated Speed | 1700rpm | |
| Displacement | 1105cu in | 18.2L |
| Torque Rise | 58% | |
| Bore | 5.7in | 144.8mm |
| Stroke | 7.2in | 182.9mm |
| Emissions | U.S. EPA Tier 4 Final/EU Stage IV, Tier 2 Equivalent | |
| Net Power - Sae J1349 | 541hp | 403.5kw |
| Engine Model | Cat C18 ACERT | |
| Peak Torque - 1,200 Rpm | 2104lb ft | 2852.7Nm |
| Gross - Iso 14396 | 580hp | 432.6kw |
| Peak Power Speed | 1500 r/min | |
| Peak Power Speed - Gross - Iso 14396 | 580hp | 432.6kw |
| Peak Power Speed - Gross - Sae J1995 | 588hp | 438.5kw |
| Peak Power Speed - Net Power - Sae J1349 | 541hp | 403.5kw |
02 Operational Specification
| Operating Weight | 135602lb | 61508.1kg |
|---|
03 Transmission Specification
| Transmission Type | Cat planetary power shift | |
|---|---|---|
| Forward - 1 | 3.6mph | 5.8km/h |
| Forward - 2 | 4.5mph | 7.3km/h |
| Forward - 3 | 11.4mph | 18.4km/h |
| Forward - 4 | 19mph | 30.6km/h |
| Reverse - 1 | 4.1mph | 6.6km/h |
| Reverse - 2 | 7.3mph | 11.8km/h |
| Direct Drive - Forward 3 | 11.9mph | 19.2km/h |
| Direct Drive - Reverse 3 | 13.7mph | 22.1km/h |
| Direct Drive - Forward 4 | 21mph | 33.8km/h |
| Direct Drive - Forward 2 | 6.7mph | 10.8km/h |
| Direct Drive - Reverse 2 | 7.7mph | 12.4km/h |
| Direct Drive - Forward 1 | Lock-up disabled | |
| Direct Drive - Reverse 1 | 4.3mph | 7km/h |
| Reverse - 3 | 13mph | 21km/h |
04 Axles Specification
| Front | Fixed | |
|---|---|---|
| Rear | Trunnion | |
| Oscillation Angle | 13 degrees |
05 Brakes Specification
| Brakes | SAE J1473 OCT90, ISO 3450:1992 |
|---|
06 Service Refill Capacities Specification
| Cooling System | 31.7gal | 120L |
|---|---|---|
| Fuel Tank | 188.1gal | 712.1L |
| Crankcase | 15.9gal | 60.2L |
| Diesel Exhaust Fluid Tank | 8.7gal | 33L |
| Transmission | 31.7gal | 120L |
| Differential - Final Drives - Front | 49.1gal | 185.9L |
| Differential - Final Drives - Rear | 49.1gal | 185.9L |
| Hydraulic System Factory Fill | 125.5gal | 475.1L |
| Hydraulic System - Tank Only | 63.4gal | 240L |
07 Hydraulic Cycle Times Specification
| Raise | 8 s | |
|---|---|---|
| Dump | 2.2 s | |
| Lower Float Down | 3.5 s | |
| Rack Back | 4.5 s | |
| Total Hydraulic Cycle Time - Empty Bucket | 18.2 s |
08 Hydraulic System - Lift/Tilt Specification
| Lift/Tilt System - Circuit | Pilot operated - EH control, flow sharing | |
|---|---|---|
| Relief Valve Setting - Lift/Tilt | 4757 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) | |
| Pilot System | Variable displacement piston | |
| Lift/Tilt System | Variable displacement piston | |
| Relief Valve Setting | 551 psi | |
| Maximum Flow At 1,400-1,860 Rpm | 153 gal/min | |
| Maximum Flow At 1,700 Rpm | 13.7 gal/min |
09 Hydraulic System - Steering Specification
| Steering System - Circuit | Pilot, load sensing | |
|---|---|---|
| Steering System - Pump | Piston, variable displacement | |
| Total Steering Angle | 86degrees | |
| Relief Valve Setting - Steering | 4641 psi | |
| Steering Cycle Times - Low Idle | 5.6 s | |
| Steering Cycle Times - High Idle | 3.4 s | |
| Maximum Flow | 74 gal/min |
10 Sound Performance - Standard Specification
| Interior Sound Level | 71 dB(A) | |
|---|---|---|
| Exterior Sound Level | 111 dB(A) |
11 Sound Performance - Suppression Specification
| Interior Sound Level | 70 dB(A) | |
|---|---|---|
| Exterior Sound Level | 109 dB(A) |
?Questions & answersfrom this machine's data
- How much does a Caterpillar 988K Block Handler Arrangement wheel loader weigh?
- A Caterpillar 988K Block Handler Arrangement wheel loader has an operating weight of 135,602 lb (61,508 kg).
- What engine does a Caterpillar 988K Block Handler Arrangement wheel loader have?
- A Caterpillar 988K Block Handler Arrangement wheel loader is powered by a Cat C18 ACERT engine producing 541 hp (403.5 kW).
Method. Figures are manufacturer reference specifications, not measurements. Every value is checked for unit consistency, physically possible magnitude, and plausibility for its equipment class before publication; figures that fail any check are withheld rather than shown, and figures reconstructed from related data are marked above. Imperial and metric figures are reproduced as published, except where a note states otherwise.