- Category: Wheel Loaders ➔
- Manufacturer: Caterpillar ➔
- Model: 988H ➔
The Caterpillar 988H is a large wheel loader designed for high-production material handling in mining, quarry, aggregate, and heavy construction applications. It is part of Caterpillar's 988 series and is commonly used for loading haul trucks, stockpiling, and moving bulk materials. The 988H features a powerful diesel engine, articulated steering, a heavy-duty frame, and a large-capacity bucket option. It is built for durability, operator comfort, and efficient cycle times in demanding environments. The Caterpillar 988H wheel loader is widely recognized for its serviceability, traction, and performance in continuous loading operations.
Axles
| Front | Fixed
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| Maximum Single-Wheel Rise and Fall | 22.40 in (56.90 cm)
|
| Rear | Oscillating 13 degrees
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Bucket
| Breakout Force | 85,068.00 lbs (38,586.24 kg)
|
| Bucket Capacities | 10.00 cu yd (7.65 cu m)
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| Bucket Capacity - heaped | 8.40 cu yd (6.42 cu m)
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| Bucket Capacity - struck | 6.90 cu yd (5.28 cu m)
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| Bucket Width | 12.50 ft (3.81 m)
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| Maximum Bucket Capacity | 10.00 cu yd (7.65 cu m)
|
Cab
| Cab - ROPS/FOPS | Meets SAE and ISO standards
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| Sound Performance | Meets ANSI SAE and ISO standards
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Dimensions
| Height - Top of Cab | 13.50 ft (4.11 m)
|
| Height - Top of Exhaust | 13.50 ft (4.11 m)
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| Hinge Pin - Max Height | 19.20 ft (5.85 m)
|
| Length with Bucket on Ground | 40.10 ft (12.22 m)
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| Reach at Max Lift and Dump | 6.70 ft (2.04 m)
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| Wheel Base Length | 15.00 ft (4.57 m)
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| Wheelbase | 14.90 ft (4.54 m)
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| Width Over Tires | 11.80 ft (3.60 m)
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Engine
| Bore | 5.70 in (14.48 cm)
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| Displacement | 1,104.50 cu in (18,099.55 cu cm)
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| Engine Model | Cat C18 ACERT
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| Flywheel Power | 501.00 hp (373.60 kw)
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| Gross Power | 555.00 hp (413.87 kw)
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| Gross Power - ISO 3046-2 | 520.00 hp (387.77 kw)
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| Make | Cat
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| Net Power - EEC 80/1269 | 501.00 hp (373.60 kw)
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| Net Power - ISO 9249 | 501.00 hp (373.60 kw)
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| Number of Cylinders | 6
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| Power Measured @ | 1800 rpm
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| Stroke | 7.20 in (18.29 cm)
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Hydraulic Cycle Times
| Dump | 2.4 seconds
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| Raise | 9.4 seconds
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| Total Hydraulic Cycle Time | 15.6 seconds
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Hydraulic System
| Dump Time | 2.4 seconds
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| Lower Time | 3.8 seconds
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| Pump Flow Capacity | 130.00 gpm (492.05 lpm)
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| Raise Time | 9.4 seconds
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| Relief Valve Setting | 4500 psi
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Loader Hydraulic System
| Relief Valve Setting | 5075 psi
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| Relief Valve Setting - Low Idle | 348.1 psi
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Operating Specifications
| Alternator Supplied Amperage | 100 amps
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| Cooling System Fluid Capacity | 27.20 gal (102.95 l)
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| Engine Oil Fluid Capacity | 15.90 gal (60.18 l)
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| Front Axle/Diff Fluid Capacity | 49.00 gal (185.47 l)
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| Fuel Capacity | 188.00 gal (711.58 l)
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| Hinge Pin Height, Unloaded | 16.20 ft (4.94 m)
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| Hydraulic System Fluid Capacity | 70.50 gal (266.84 l)
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| Operating Voltage | 24 volts
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| Rated Payload | 27,557.80 lbs (12,500.02 kg)
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| Rear Axle Oscillation | 26 degrees
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| Rear Axle/Diff Fluid Capacity | 49.00 gal (185.47 l)
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| Static Tipping Weight | 76,776.00 lbs (34,825.05 kg)
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| Tire Size | 35/65
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| Transmission Fluid Capacity | 18.50 gal (70.02 l)
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| Turning Radius | 28.00 ft (8.53 m)
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Service Refill Capacities
| Cooling System | 27.20 gal (102.95 l)
|
| Crankcase | 15.90 gal (60.18 l)
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| Differential - Final Drives - Front | 49.00 gal (185.47 l)
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| Differential - Final Drives - Rear | 49.00 gal (185.47 l)
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| Fuel Tank | 188.00 gal (711.58 l)
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| Hydraulic System - Tank Only | 70.50 gal (266.84 l)
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| Hydraulic System Factory Fill | 124.20 gal (470.10 l)
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| Transmission | 18.50 gal (70.02 l)
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Steering System
| Steering | Meets SAE and ISO standards
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Transmission
| Converter Drive - Forward 1 | 4.20 mph (6.76 kph)
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| Converter Drive - Forward 2 | 7.30 mph (11.75 kph)
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| Converter Drive - Forward 3 | 12.90 mph (20.76 kph)
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| Converter Drive - Reverse 1 | 4.70 mph (7.56 kph)
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| Converter Drive - Reverse 2 | 8.40 mph (13.52 kph)
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| Converter Drive - Reverse 3 | 14.70 mph (23.66 kph)
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| Direct Drive - Forward 2 | 7.70 mph (12.39 kph)
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| Direct Drive - Forward 3 | 13.60 mph (21.89 kph)
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| Direct Drive - Forward 4 | 24.00 mph (38.62 kph)
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| Direct Drive - Reverse 1 | 4.90 mph (7.89 kph)
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| Direct Drive - Reverse 2 | 8.80 mph (14.16 kph)
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| Direct Drive - Reverse 3 | 15.60 mph (25.11 kph)
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| Max Speed - Forward | 24.00 mph (38.62 kph)
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| Max Speed - Reverse | 15.60 mph (25.11 kph)
|
| Number of Forward Gears | 4
|
| Number of Reverse Gears | 3
|
Weights
| Operating Weight | 128,328.00 lbs (58,208.67 kg)
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