Caterpillar 990H Wheel Loader

Axles

Front Fixed
Maximum Single-Wheel Rise and Fall 23 in (57 cm)
Oscillation Angle 11 degrees
Rear Oscillating

Bucket

Breakout Force 133,650 lbs (60,623 kg)
Bucket Capacities 12 cu yd (9 cu m)
Bucket Capacity – heaped 11 cu yd (9 cu m)
Bucket Width 15 ft (4 m)

Cab

Cab – ROPS/FOPS Meets SAE and ISO standards

Dimensions

Ground Clearance 2 ft (0 m)
Height – Top of Cab 17 ft (5 m)
Wheelbase 15 ft (5 m)

Engine

Bore 5 in (14 cm)
Displacement 1,666 cu in (27,301 cu cm)
Flywheel Power 627 hp (468 kw)
Gross Power 687 hp (512 kw)
Gross Power – ISO 3046-2 627 hp (468 kw)
Make Cat
Model C27
Net Power 627 hp (468 kw)
Net Power – EEC 80/1269 627 hp (468 kw)
Net Power – ISO 14396 669 hp (499 kw)
Net Power – ISO 9249 627 hp (468 kw)
Net Power – SAE J1349 621 hp (463 kw)
Power Measured @ 2000 rpm
Stroke 6 in (15 cm)

Hydraulic Cycle Times

Dump 2.9 seconds
Raise 9.2 seconds
Total Hydraulic Cycle Time 15.9 seconds

Hydraulic System

Dump Time 2.9 seconds
Lower Time 3.8 seconds
Raise Time 9.2 seconds

Loader Hydraulic System

Cylinders, Double Acting – Lift, Bore and Stroke 234 mm 1270 mm (9.25 in 50 in)
Cylinders, Double Acting – Tilt, Bore and Stroke 292 mm 820 mm (11.5 in 32.3 in)
Relief Valve Setting 4500 psi
Relief Valve Setting – Low Idle 350 psi

Operating Specifications

Cooling System Fluid Capacity 50 gal (190 l)
Front Axle/Diff Fluid Capacity 72 gal (271 l)
Hinge Pin Height, Unloaded 19 ft (6 m)
Operating Voltage 24 volts
Rated Bucket Capacity 11-12 cu yd (8-9 cu m)
Rated Payload 33,000 lbs (14,969 kg)
Rear Axle Oscillation 22 degrees
Tipping Load – Articulated 37 degrees 77,799 lbs (35,289 kg)
Transmission Fluid Capacity 29 gal (110 l)

Service Refill Capacities

Cooling System 50 gal (190 l)
Crankcase 25 gal (95 l)
Differential – Final Drives – Front 72 gal (271 l)
Differential – Final Drives – Rear 69 gal (261 l)
Fuel Tank 284 gal (1,075 l)
Hydraulic System – Lift/Tilt and Brakes 113 gal (428 l)
Hydraulic System – Steering and Engine Cooling Fan 51 gal (191 l)
Hydraulic System – Tank Only 46 gal (174 l)
Transmission 29 gal (110 l)

Steering System

Minimum Turning Radius – Over Bucket 407 in (1,034 cm)
Steering Meets SAE and ISO standards
Steering Angle – Each Direction 35 degrees
Total Steering Angle 70 degrees

Tires

Tires Tires used for measurement – 41.25/70-39 42 ply

Transmission

Converter Drive – Forward 1 4 mph (7 kph)
Converter Drive – Forward 2 8 mph (12 kph)
Converter Drive – Forward 3 13 mph (21 kph)
Converter Drive – Reverse 1 5 mph (8 kph)
Converter Drive – Reverse 2 8 mph (13 kph)
Converter Drive – Reverse 3 14 mph (23 kph)
Direct Drive – Forward 1 Lock-up disabled
Direct Drive – Forward 2 8 mph (13 kph)
Direct Drive – Forward 3 14 mph (22 kph)
Direct Drive – Reverse 1 5 mph (8 kph)
Direct Drive – Reverse 2 9 mph (14 kph)
Direct Drive – Reverse 3 15 mph (25 kph)
Forward – 1 4 mph (7 kph)
Forward – 2 8 mph (13 kph)
Forward – 3 14 mph (23 kph)
Max Speed – Forward 14 mph (23 kph)
Max Speed – Reverse 16 mph (25 kph)
Number of Forward Gears 3
Number of Reverse Gears 3
Reverse – 1 5 mph (8 kph)
Reverse – 2 9 mph (14 kph)
Reverse – 3 16 mph (25 kph)
Transmission Type Powershift

Weights

Operating Weight 172,270 lbs (78,140 kg)
Operational Weight 171,642 lbs (77,856 kg)
Ask A Question