Caterpillar 903C

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Bucket

Dump Clearance At Max Raise2.9 ft in (883.92 mm)
Bucket Width5.8 ft in (1767.84 mm)
Breakout Force5171 lb (23.01 kN)

Dimensions

Ground Clearance1.3 ft in (396.24 mm)
Length With Bucket On Ground15.9 ft in (4846.32 mm)
Height To Top Of Cab8.2 ft in (2499.36 mm)
Wheelbase5.9 ft in (1798.32 mm)
Hinge Pin - Max Height10.6 ft in (3230.88 mm)
Reach At Max Lift And Dump2.9 ft in (883.92 mm)

Dimensions (Approximate)

Ground Clearance1.3 ft in (0.4 m)
Machine Width - 12-16.5 10pr Tires5.4 ft in (1.65 m)
Machine Width - Flexport 33 6 11 Tires5.2 ft in (1.59 m)
Machine Width - Flotation 33-15.5 16.5 Tires5.6 ft in (1.71 m)
Maximum Dump Height8 ft in (2.44 m)
Maximum Fork Height10.3 ft in (3.14 m)
Maximum Reach5.4 ft in (1.65 m)
Overall Length - With Bucket15.9 ft in (4.85 m)
Overall Length - With Forks17.4 ft in (5.31 m)
Reach - Ground Level3.7 ft in (1.13 m)
Reach At Maximum Dump Height2.9 ft in (0.89 m)
Steering Angle - Left/Right80
Tire Gauge4.3 ft in (1.32 m)
Turning Radius - Inside Tire5.4 ft in (1.65 m)
Turning Radius - Over Bucket13.2 ft in (4.03 m)
Wheel Base5.9 ft in (1.8 m)
Articulation Angle40
Width - Over Bucket5.8 ft in (1.77 m)
Cab Height8.2 ft in (2.5 m)
Departure Angle30
Dig Depth8 in (203.2 mm)
Dump Angle At Maximum Height40
Fork Depth Above Ground2 in (50.8 mm)
Fork Height At Maximum Reach4.7 ft in (1.44 m)
Fork Reach At Maximum Height2.5 ft in (0.77 m)
Hinge Pin At Maximum Height10.6 ft in (3.24 m)
Load Over Height9.6 ft in (2.93 m)

Years Of Manufacture

Approximate First Year Of Manufacture2014 A.D. (2014 A.D.)

Engine

Engine Make2236
Engine ModelC2.4
Net Power40 hp (29.9 kw)
Gross Power42 hp (31.4 kw)
Displacement147 cu in (2.5 L)
AspirationTurbocharged
Bore3.4 in (86.4 mm)
Stroke4 in (101.6 mm)
Engine ModelCat C2.4*
Note*Engine meets U.S. EPA Tier 4 Interim emission standards.
Net Power - 2,200 Rpm - Sae J1349 Rating40 hp (29.9 kw)
Net Power - 2,200 Rpm - Iso 9249 Rating40 hp (29.9 kw)
Net Power - 2,200 Rpm - Eec 80/1269 Rating40 hp (29.9 kw)

Operational

Operating Weight9150 lb (4150.4 kg)
Fuel Capacity11.4 gal (43.2 L)
Hydraulic System Fluid Capacity6.3 gal (23.9 L)
Engine Oil Fluid Capacity2.4 gal (9.1 L)
Cooling System Fluid Capacity3 gal (11.4 L)
Static Tipping Weight3900 lb (1769.1 kg)
Operating Voltage12 V
Alternator Supplied Amperage70 amps
Tire Size15.5-16.5

Transmission

Travel Speed10 mph (16.1 km/h)

Weights

Operating Weight9150 lb (4150.4 kg)

Buckets

Bucket Capacities0.6-1.0 m3 (0.8-1.3 yd3)

Hydraulic System

Relief Valve Setting2988 psi (20601.6 kPa)
Pump Flow Capacity14 gal/min (53 L/min)
Raise Time4.7 sec
Dump Time0.8 sec
Lower Time3.1 sec
Hydraulic Cycle Time - Dump0.8 s
Hydraulic Cycle Time - Lift4.7 s
Main Relief2988 psi
3rd Auxiliary Flow14 gal/min
Hydraulic Cycle Time - Lower, Float3.1 s

Operating Specifications

Breakout Force5171 lb (2345.6 kg)
Rated Bucket Capacity0.8 yd3 (0.7 m3)
Tire Size33 15.5-16.5, 12PR
Standard - Operating Weight9150 lb (4150.4 kg)
Standard - Rated Operating Load At Full Turn - Bucket1950 lb (884.6 kg)
Standard - Straight Tipping Load, Bucket4650 lb (2109.3 kg)
Standard - Full Turn Static Tipping Load, Bucket3900 lb (1769.1 kg)
Standard - Rackback, Transport Position52
Standard - Rated Operating Load At Full Turn - Forks (En 474-3:2006, Firm And Level Ground, 500 Mm (20 In) Load Center) (80% Of Ftstl)2500 lb (1134 kg)
Standard - Rated Operating Load At Full Turn - Forks (En 474-3:2006, Rough Terrain, 500 Mm (20 In) Load Center) (60% Of Ftstl)1900 lb (861.9 kg)
With Additional Counterweight - Operating Weight9500 lb (4309.2 kg)
With Additional Counterweight - Rated Operating Load At Full Turn - Bucket2100 lb (952.6 kg)
With Additional Counterweight - Straight Tipping Load - Bucket5000 lb (2268 kg)
With Additional Counterweight - Full Turn Static Tipping Load - Bucket4200 lb (1905.1 kg)
With Additional Counterweight - Rackback - Transport Position52
With Additional Counterweight - Rated Operating Load At Full Turn - Forks (En 474-3:2006, Firm And Level Ground, 500 Mm (20 In) Load Center) (80% Of Ftstl)2700 lb (1224.7 kg)
With Additional Counterweight - Rated Operating Load At Full Turn - Forks (En 474-3:2006, Rough Terrain, 500 Mm (20 In) Load Center) (60% Of Ftstl)2000 lb (907.2 kg)

Service Refill Capacities

Cooling System3 gal (11.4 L)
Fuel Tank11.4 gal (43.2 L)
Hydraulic System6.3 gal (23.9 L)
Engine Oil2.4 gal (9.1 L)

Cab

RopsISO 3471:2008
FopsISO 3449:2000 Level I

Maximum Material Densities

NoteBased on ISO 7546: 1983 and rated operating loads at full turn and without additional counterweight
General Purpose - Bucket TypeGeneral Purpose
General Purpose - Rated Capacity0.8 yd3 (0.7 m3)
General Purpose - Dump Height96 in (2438.4 mm)
General Purpose - Maximum Material Density2437 lb/yd
General Purpose - Bucket Width70 in (1778 mm)
Light Material - Bucket TypeLight Material
Light Material - Rated Capacity1.3 yd3 (1 m3)
Light Material - Dump Height91 in (2311.4 mm)
Light Material - Maximum Material Density1423 lb/yd
Light Material - Bucket Width74 in (1879.6 mm)

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