Revolutionary design, Caterpillar quality. Electro-hydraulic controls, increased power and torque rise, front linkage and unmatched operator comfort work together for increased performance and added durability to make the 988H an innovative, 21st Century large wheel loader geared for maximum production in the toughest conditions.
Engine |
Units: US | |||
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Net Power |
501 hp |
373 kW | ||
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Engine Model |
Cat® C18 ACERT |
Cat® C18 ACERT | ||
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Gross Power |
555 hp |
414 kW | ||
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Net Power – EEC 80/1269 |
501 hp |
373 kW | ||
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Net Power – ISO 9249 |
501 hp |
373 kW | ||
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Gross Power – ISO 3046-2 |
520 hp |
388 kW | ||
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Bore |
5.7 in |
145 mm | ||
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Stroke |
7.2 in |
183 mm | ||
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Displacement |
1104.5 in3 |
18.1 L | ||
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Rated Speed |
1800rpm |
1800rpm | ||
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Operating Specifications |
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Operating Weight |
109249 lb |
49546 kg | ||
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Rated Payload |
12.5 tons |
11.4 tonnes | ||
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Rated Payload – Standard |
12.5 tons |
11.4 tonnes | ||
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Static Tipping Load, Full Turn |
64745.28 lb |
29368 kg | ||
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Static Tipping Load, Full Turn – HL |
59945.82 lb |
27191 kg | ||
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Dump Clearance |
12.28 ft |
3742 mm | ||
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Breakout Force |
85067.69 lb |
378.4 kN | ||
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Cat Truck Match – Standard |
769D |
769D | ||
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Operating Weight – HL |
111176.78 lb |
50429 kg | ||
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Bucket Capacity – HL |
9.16 yd3 |
7 m3 | ||
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Breakout Force – HL |
105278.01 lb |
468.3 kN | ||
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Articulation Angle |
43 Degrees |
43 Degrees | ||
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Buckets |
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Bucket Capacities |
6.3 m3 – 7.0 m3 (8.2 yd3 – 9.2 yd3) |
6.3 m3 – 7.0 m3 (8.2 yd3 – 9.2 yd3) | ||
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Max. Bucket Capacity |
9.2 yd3 |
7 m3 | ||
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Bucket Width |
12.12 ft |
3695 mm | ||
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Transmission |
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Converter Drive – Forward 1 |
4.2 mph |
6.7 km/h | ||
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Converter Drive – Forward 2 |
7.3 mph |
11.8 km/h | ||
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Converter Drive – Forward 3 |
12.9 mph |
20.8 km/h | ||
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Converter Drive – Forward 4 |
22.3 mph |
36 km/h | ||
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Converter Drive – Reverse 1 |
4.7 mph |
7.6 km/h | ||
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Converter Drive – Reverse 2 |
8.4 mph |
13.5 km/h | ||
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Converter Drive – Reverse 3 |
14.7 mph |
23.7 km/h | ||
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Direct Drive – Forward 1 |
Lock-up disabled |
Lock-up disabled | ||
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Direct Drive – Forward 2 |
7.7 mph |
12.3 km/h | ||
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Direct Drive – Forward 3 |
13.6 mph |
21.9 km/h | ||
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Direct Drive – Forward 4 |
24 mph |
38.6 km/h | ||
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Direct Drive – Reverse 1 |
4.9 mph |
7.9 km/h | ||
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Direct Drive – Reverse 2 |
8.8 mph |
14.1 km/h | ||
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Direct Drive – Reverse 3 |
15.6 mph |
25.1 km/h | ||
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Axles |
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Maximum Single-Wheel Rise and Fall |
22.4 in |
568 mm | ||
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Front |
Fixed |
Fixed | ||
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Rear |
Oscillating |
Oscillating | ||
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Oscillation Angle |
Degrees |
Degrees | ||
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Hydraulic Cycle Time |
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Raise |
9.4 Seconds |
9.4 Seconds | ||
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Dump |
2.4 Seconds |
2.4 Seconds | ||
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Lower Float Down (Empty) |
3.8 Seconds |
3.8 Seconds | ||
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Total Hydraulic Cycle Time |
15.6 Seconds |
15.6 Seconds | ||
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Loader Hydraulic System |
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Main Hydraulic System Output at 2010 rpm and 6900 kPa (1000 psi) |
130 gal/min |
492 L/min | ||
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Relief Valve Setting |
4500 psi |
31000 kPa | ||
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Cylinders, Double Acting: Lift, Bore and Stroke |
220 x 911 mm 8.7 x 35.9 in |
220 x 911 mm 8.7 x 35.9 in | ||
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Cylinder, Double Acting: Tilt, Bore and Stroke |
220 x 1770 mm 8.7 x 69.7 in |
220 x 1770 mm 8.7 x 69.7 in | ||
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Pilot System, Gear-Type Pump Output at 2010 rpm and 2500 kPa (363 psi) |
20.1 gal/min |
76 L/min | ||
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Relief Valve Setting (low idle) |
348.1 psi |
2400 kPa | ||
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Steering |
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Steering |
Meets SAE and ISO standards |
Meets SAE and ISO standards | ||
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Total Steering Angle |
86 Degrees |
86 Degrees | ||
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Service Refill Capacities |
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Fuel Tank |
188 gal |
712 L | ||
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Cooling System |
27.2 gal |
103 L | ||
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Crankcase |
15.9 gal |
60 L | ||
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Transmission |
18.5 gal |
70 L | ||
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Differentials and Final Drives – Front |
49 gal |
186 L | ||
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Differentials and Final Drives – rear |
49 gal |
186 L | ||
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Hydraulic System (factory fill) |
124.2 gal |
470 L | ||
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Hydraulic System (tank only) |
70.5 gal |
267 L | ||
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Cab |
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Air Conditioning |
Standard |
Standard | ||
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Cab – ROPS/FOPS |
Meets SAE and ISO standards |
Meets SAE and ISO standards | ||
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Sound Performance |
Meets ANSI, SAE and ISO standards |
Meets ANSI, SAE and ISO standards | ||
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Brakes |
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Brakes |
Meet SAE ISO 3450:1996 |
Meet SAE ISO 3450:1996 | ||
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Dimensions* |
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Height to Top of Exhaust Stacks |
13.54 ft |
4128 mm | ||
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Height to Top of ROPS/FOPS |
13.54 ft |
4128 mm | ||
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Height to Top of Hood |
10.35 ft |
3156 mm | ||
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Ground Clearance |
1.8 ft |
549 mm | ||
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Reach at Max. Lift/Dump – Std |
5.64 ft |
1720 mm | ||
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Reach at Max. Lift/Dump – HL |
5.96 ft |
1818 mm | ||
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Clearance at Max. Lift/Dump – Std |
12.43 ft |
3790 mm | ||
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Clearance at Max. Lift /Dump – HL |
13.79 ft |
4203 mm | ||
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Bucket Pivot at Max. Lift – Std |
17.85 ft |
5440 mm | ||
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Bucket Pivot at Max. Lift – HL |
19.2 ft |
5853 mm | ||
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Overall Height Bucket Raised – Std |
25.26 ft |
7699 mm | ||
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Overall Height Bucket Raised – HL |
26.61 ft |
8111 mm | ||
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Length – Rear Axle to Bumper |
10.28 ft |
3132 mm | ||
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Wheel Base Length |
14.93 ft |
4550 mm | ||
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Overall Length – Std |
38.6 ft |
11765 mm | ||
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Overall Length – HL |
40.06 ft |
12209 mm | ||
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Full Turn Static Tipping Load at 43° |
65186.2 lb |
29568 kg | ||
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Dump Clearance at Full Lift and 45° Dump – Std |
12.43 ft |
3790 mm | ||
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Reach at Full Lift and 45° Dump – Std |
5.64 ft |
1720 mm | ||
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Dump Clearance at Full Lift and 45° Dump – HL |
13.79 ft |
4203 mm | ||
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Reach at Full Lift and 45° Dump – HL |
5.96 ft |
1818 mm | ||
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Straight Static Tipping Load – Std |
77219.02 lb |
35026 kg | ||
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Straight Static Tipping Load – HL |
71980.84 lb |
32650 kg | ||
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Hinge Pin Height at Full Lift – Std |
17.85 ft |
5440 mm | ||
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Hinge Pin Height at Full Lift – HL |
19.2 ft |
5853 mm | ||
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Height to Top of Cab |
13.54 ft |
4128 mm | ||
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Height to Top of Air Cleaner |
11.1 ft |
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