- Dump Clearance At Max Raise: 7.8 ft / 2390 mm
- Bucket Capacity - Heaped: 0.78 yd3 / 0.6 m3
- Bucket Width: 5.83 ft / 1780 mm
- Breakout Force: 8003 lb / 35.6 kN
Published dimensions and weight
Caterpillar 904B
Weighing roughly 4.5 t and rated at 52 hp, the Caterpillar 904B is a wheel loader in its size class.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight9810.6 lb4450 kg
03Selected published values81
Wheel loaders are commonly used to load, carry and stockpile loose material on prepared surfaces. Published rows for Caterpillar 904B include published bucket capacity of 0.78 yd3 / 0.6 m3, published breakout force of 8003 lb / 35.6 kN, published operating weight of 9810.6 lb / 4450 kg. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Dump Clearance At Max Raise” field (7.8 ft / 2390 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Bucket Capacity - Heaped” field (0.78 yd3 / 0.6 m3) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Bucket Width” field (5.83 ft / 1780 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Bucket
Dump Clearance At Max Raise7.8 ft2390 mm
Bucket Capacity - Heaped0.78 yd30.6 m3
Bucket Width5.83 ft1780 mm
Breakout Force8003 lb35.6 kN
Dimensions
Ground Clearance10 ft245 mm
Length With Bucket On Ground17.43 ft5300 mm
Width Over Tires5.84 ft1780 mm
Height To Top Of Cab7.83 ft2390 mm
Wheelbase2.17 ft658 mm
Hinge Pin - Max Height10.25 ft3120 mm
Reach At Max Lift And Dump2.16 ft658 mm
Tread Width52.32 in1328.93 mm
Engine
Engine ModelS4Q2 TurboS4Q2 Turbo
Net Power52 hp38.8 kw
Gross Power55 hp41.1 kw
AspirationTurbochargedTurbocharged
Iso 9249 Rating52 hp38.8 kw
Eec 80/1269 Rating52 hp38.8 kw
Operational
Operating Weight9810.6 lb4450 kg
Fuel Capacity22 gal83 L
Hydraulic System Fluid Capacity11 gal43 L
Engine Oil Fluid Capacity2 gal7.5 L
Cooling System Fluid Capacity2 gal8 L
Transmission Fluid Capacity2 gal7.5 L
Static Tipping Weight6568 lb2980 kg
Turning Radius4.4 ft1330 mm
Operating Voltage12 V12 V
Alternator Supplied Amperage75 amps75 amps
Rear Axle Oscillation37 degrees37 degrees
Tire Size12.5-1812.5-18
Transmission
Transmission TypeHydrostatic single-pathHydrostatic single-path
Number Of Forward Gears22
Number Of Reverse Gears22
Max Speed - Forward12 mph20 km/h
Max Speed - Reverse12 mph20 km/h
Weights
Operating Weight9810 lb4449.8 kg
Buckets
Bucket Width5.9 ft1.8 m
Capacity - Reference Bucket0.8 yd30.6 m3
Type - Reference BucketGPGP
Breakout Force - Reference Bucket8003 lb3630.1 kg
Hydraulic System
Relief Valve Setting3002.3 psi20700 kPa
Pump Flow Capacity22 gal/min83 L/min
Raise Time4.5 sec4.5 sec
Dump Time0.8 sec0.8 sec
Lower Time3.2 sec3.2 sec
Hydraulic Cycle Time - Dump0.80.8
Hydraulic Cycle Time - Lift4.54.5
Main Relief3002 psi3002 psi
Hydraulic Cycle Time - Lower, Float3.23.2
3rd Valve Flow22 gal/min22 gal/min
Operating Specifications
Breakout Force8003 lb3630.1 kg
Rated Bucket Capacity0.8 yd30.6 m3
Dump Height At Full Lift7.8 ft2.4 m
Articulation42 degrees42 degrees
Oscillation +/-8 degrees8 degrees
Full Turn Static Tipping Load - Bucket5511 lb2499.8 kg
Rack Back - Transport Position45 degrees45 degrees
Rated Operating Load At Full Turn - Bucket2756 lb1250.2 kg
Hydraulic Lift Capacity7464 lb3385.7 kg
Straight Tipping Load - Bucket6568 lb2979.2 kg
Reach - Without Teeth2.2 ft0.7 m
Rated Operating Load At Full Turn - Forks3527 lb1599.9 kg
Full Turn Static Tipping Load - Forks4409 lb1999.9 kg
Service Refill Capacities
Cooling System2 gal7.6 L
Fuel Tank22 gal83.3 L
Hydraulic System11 gal41.7 L
Engine Oil2 gal7.6 L
Cab
Ropsmeets the following criteria: SAEJ1040 MAY94, ISO 3471-1:1986meets the following criteria: SAEJ1040 MAY94, ISO 3471-1:1986
Fopsmeets the following criteria: SAEJ1231 JAN81, ISO3449:1992meets the following criteria: SAEJ1231 JAN81, ISO3449:1992
Soundsound level is below 85 dB(A)sound level is below 85 dB(A)
Maximum Material Densities
General Purpose Bucket - 0.6 M3 (0.8 Yd3)3531 lb/yd3531 lb/yd
Multi Purpose Bucket - 0.6 M3 (0.8 Yd3)3362 lb/yd3362 lb/yd
Light Material - Bucket 1.0 M3 (1.3 Yd3)2014 lb/yd2014 lb/yd
Engine Dimensions
Bore3.5 in88.9 mm
Stroke4 in101.6 mm
Power Train, Axles And Brakes
Transmission TypeClosed-loop, two-speed hydrostatic single-path transmission.Closed-loop, two-speed hydrostatic single-path transmission.
Maximum Travel Speeds - With 12.5-18 Tires, Forward And Reverse, Low4 mph6.5 km/h
Maximum Travel Speeds - Forward And Reverse, High12 mph19.4 km/h
Axle And Final DrivesFixed front axle and oscillating rear axle with conventional differential and planetary gear reduction final drivesFixed front axle and oscillating rear axle with conventional differential and planetary gear reduction final drives
Service And Parking BrakeService and Parking brake are combined in an oil immersed drop boxService and Parking brake are combined in an oil immersed drop box
Brake StandardsBrake meets ISO 3450:1996Brake meets ISO 3450:1996
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Manufacturer-published specifications.