Caterpillar 904B Wheel Loader

Bucket

Breakout Force 8,003 lbs (3,630 kg)
Breakout Force – Reference Bucket 8,003 lbs (3,630 kg)
Bucket Capacity – heaped 1 cu yd (1 cu m)
Bucket Width 6 ft (2 m)
Dump Clearance at Max Raise 8 ft (2 m)
Reference Bucket Capacity 1 cu yd (1 cu m)
Type – Reference bucket General purpose

Cab

FOPS meets the following criteria: SAEJ1231 JAN81, ISO3449:1992
ROPS meets the following criteria: SAEJ1040 MAY94, ISO 3471-1:1986

Dimensions

Dump Clearance at Max Lift 8 ft (2 m)
Height – Top of Cab 8 ft (2 m)
Hinge Pin – Max Height 10 ft (3 m)
Length w/ Bucket on Ground 16 ft (5 m)
Length with out Forks on Ground 18 ft (5 m)
Length with Bucket on Ground 18 ft (5 m)
Max Lift Height 10 ft (3 m)
Reach at Max Height and Dump 2 ft (1 m)
Reach at Max Lift and Dump 2 ft (1 m)
Tread Width 52 in (133 cm)
Width Over Tires 6 ft (2 m)

Engine

Aspiration turbocharged
Bore 4 in (9 cm)
EEC 80/1269 Rating 52 hp (39 kw)
Gross Power 55 hp (41 kw)
ISO 9249 Rating 52 hp (39 kw)
Net Power 52 hp (39 kw)
Stroke 4 in (10 cm)

Hydraulic System

3rd Valve Flow 22 gpm (83 lpm)
Dump Time 0.8 seconds
Lower Time 3.2 seconds
Main Relief 3002 psi
Pump Flow Capacity 22 gpm (83 lpm)
Raise Time 4.5 seconds

Operating Specifications

Alternator Supplied Amperage 75 amps
Articulation 42 degrees
Breakout Force 8,003 lbs (3,630 kg)
Dump Height at Full Lift 8 ft (2 m)
Engine Oil Capacity 2 gal (8 l)
Engine Oil Fluid Capacity 2 gal (8 l)
Fuel Capacity 22 gal (83 l)
Full Turn Static Tipping Load – Bucket 5,511 lbs (2,500 kg)
Full Turn Static Tipping Load – Forks 4409 lb
Hydraulic Lift Capacity 7,464 lbs (3,386 kg)
Operating Voltage 12 volts
Oscillation +/- 8 degrees
Rack Back – Transport Position 45 degrees
Rated Bucket Capacity 1 cu yd (1 cu m)
Rated Operating Load at Full Turn – Bucket 2,756 lbs (1,250 kg)
Rated Operating Load at Full Turn – Forks 3527 lb
Reach – Without Teeth 2 ft (1 m)
Static Tipping Load – Bucket 6,568 lbs (2,979 kg)
Static Tipping Weight 6,568 lbs (2,979 kg)
Straight Tipping Load – Bucket 6,568 lbs (2,979 kg)
Transmission Fluid Capacity 2 gal (8 l)

Power Train, Axles and Brakes

Axle and Final Drives Fixed front axle and oscillating rear axle with conventional differential and planetary gear reduction final drives
Brake Standards Brake meets ISO 3450:1996
Maximum Travel Speeds – Forward and Reverse, High 12 mph (19 kph)
Maximum Travel Speeds – With 12.5-18 Tires, Forward and Reverse, Low 4 mph (6 kph)
Service and Parking Brake Service and Parking brake are combined in an oil immersed drop box
Transmission Type Closed-loop, two-speed hydrostatic single-path transmission.

Service Refill Capacities

Cooling System 2 gal (8 l)
Engine Oil 2 gal (8 l)
Fuel Tank 22 gal (83 l)
Hydraulic System 11 gal (42 l)

Transmission

Max Speed – Forward 12 mph (19 kph)
Max Speed – Reverse 12 mph (19 kph)
Max Speed Forward 13 mph (20 kph)
Max Speed Reverse 13 mph (20 kph)
Number of Forward Gears 2
Number of Reverse Gears 2

Weights

Operating Weight 9,810 lbs (4,450 kg)
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