903 Compact Wheel Loader

Maximum Gross Power

48hp

Engine Model

Cat C1.7*

Net Power @ 2,200 rpm – SAE J1349:2011

45hp

Net Power @ 2,200 rpm – ISO 9249:2007

45hp

Bore

3.3in

Stroke

3.9in

Displacement

104in²

Note (1)

Advertised power is tested per the specified standard in effect at the time of manufacture.

Note (2)

Net power advertised is the power available at the flywheel.

Note

*Engine meets U.S. EPA Tier 4 Final emission standards.

Operating Weight

9200lb

Bucket Capacities

0.6-1.0 m3 (0.8-1.3 yd3)

Bucket Capacities – General Purpose

0.6 m3 (0.8 yd3)

Bucket Capacities – Light Material

1.0 m3 (1.3 yd3)

Cab Height

8.25ft

Ground Clearance

10in

Wheel Base

6.42ft

Overall Length – With Bucket*

16.03ft

Reach at Maximum Dump Height*

2.33ft

Dig Depth

6in

Maximum Dump Height*

8.16ft

Load Over Height

9.75ft

Hinge Pin at Maximum Height

10.58ft

Departure Angle – Degrees

30°

Overall Length – With Forks

17.25ft

Reach – Ground Level

2.9ft

Maximum Reach

4.66ft

Fork Depth Above Ground

2in

Fork Height at Maximum Reach

4.66ft

Maximum Fork Height

10.4ft

Fork Reach at Maximum Height

1.8ft

Turning Radius – Over Bucket*

13.4ft

Turning Radius – Inside Tire**

6ft

Width – Over Bucket*

5.83ft

Tire Gauge

4.33ft

Machine Width**

5.58ft

Articulation Angle

40°

Steering Angle

80°

Dump Angle at Maximum Height

40°

Note (1)

*Vary with bucket size.

Note (2)

**Vary with tire size.

Note (3)

Dimensions listed are based on a machine configured with cab, air conditioning, remote quick coupler, general purpose bucket or 1067 mm (42 in) forks, 75 kg (165 lb) operator, 33 × 15.5-16.5, 12 PR tires, without ride control, without precleaner.

Tire Size

33 × 15.5-16.5, 12 PR

Rated Bucket Capacity

0.8yd³

Breakout Force

6294lbf

Operating Weight

9200lb

Rated Operating Load at Full Turn – Bucket***

2756lb

Straight Tipping Load – Bucket***

6415lb

Full Turn Static Tipping Load – Bucket (ISO 14397-1*)***

5516lb

Full Turn Static Tipping Load – Bucket (Rigid Tire**)***

5626lb

Rack Back – Transport Position

51°

Rated Operating Load at Full Turn – Forks (EN 474-3:2006, Firm and Level Ground, 500 mm [20 in] Load Center) (80% FTSTL)***

3393lb

Rated Operating Load at Full Turn – Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***

2544lb

Note (1)

*Full compliance to ISO 14397-1 (2007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing.

Note (2)

**Compliance to ISO 14397-1 (2007) Sections 1 thru 5.

Note (3)

***Manual quick coupler, precleaner hood.

Note (4)

Operating specifications shown are based on machine equipped with enclosed ROPS cab with air conditioning, remote quick coupler, 75 kg (165 lb) operator and general purpose bucket (GP), without ride control, without precleaner unless otherwise noted.

Tire Size

33 × 15.5-16.5, 12 PR

Rated Bucket Capacity

0.8yd³

Breakout Force

6519lbf

Operating Weight

9231lb

Rated Operating Load at Full Turn – Bucket***

2553lb

Straight Tipping Load – Bucket***

5975lb

Full Turn Static Tipping Load – Bucket (ISO 14397-1*)***

5108lb

Full Turn Static Tipping Load – Bucket (Rigid Tire**)***

5238lb

Rack Back – Transport Position

51°

Rated Operating Load at Full Turn – Forks (EN 474-3:2006, Firm and Level Ground, 500 mm [20 in] Load Center) (80% FTSTL)***

3175lb

Rated Operating Load at Full Turn – Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***

2381lb

Note (1)

*Full compliance to ISO 14397-1 (2007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing.

Note (2)

**Compliance to ISO 14397-1 (2007) Sections 1 thru 5.

Note (3)

***Manual quick coupler, precleaner hood.

Note (4)

Bucket Type

General Purpose

Rated Capacity

0.8yd³

Dump Height

93in

Maximum Material Density

3169lb/yd³

Bucket Width

70in

Note

Based on ISO 7546:1983 and rated operating loads at full turn and standard linkage.

Bucket Type

Light Material

Rated Capacity

1.3yd³

Dump Height

88in

Maximum Material Density

1989lb/yd³

Bucket Width

74in

Note

Based on ISO 7546:1983 and rated operating loads at full turn and standard linkage.

Interior Sound

80.8 dB(A)

Exterior Sound

99.8 dB(A)

Recyclability

95%

Travel Speed

12.4mile/h

Main Relief

3336psi

3rd Auxiliary Flow

14.1gpm

Hydraulic Cycle Time – Lift

4.5s

Hydraulic Cycle Time – Dump

0.7s

Hydraulic Cycle Time – Lower, Float

2.3s

ROPS

ISO 3471:2008

FOPS

ISO 3449:2005 Level II

Cooling System

3gal (US)

Fuel Tank

11.4gal (US)

Hydraulic System

6.3gal (US)

Engine Oil

1.6gal (US)

Cab Height

8.25ft

Ground Clearance

10in

Wheel Base

6.42ft

Overall Length – With Bucket*

15.4ft

Reach at Maximum Dump Height*

2.33ft

Dig Depth

5in

Maximum Dump Height*

7.75ft

Load Over Height

9.25ft

Hinge Pin at Maximum Height

10.08ft

Departure Angle – Degrees

30°

Overall Length – With Forks

16.83ft

Reach – Ground Level

2.5ft

Maximum Reach

4.33ft

Fork Depth Above Ground

3in

Fork Height at Maximum Reach

4.75ft

Maximum Fork Height

9.9ft

Fork Reach at Maximum Height

1.75ft

Turning Radius – Over Bucket*

12.75ft

Turning Radius – Inside Tire**

6ft

Width – Over Bucket*

5.83ft

Tire Gauge

4.33ft

Machine Width**

5.58ft

Articulation Angle

40°

Steering Angle

80°

Dump Angle at Maximum Height

40°

Note (1)

*Vary with bucket size.

Note (2)

**Vary with tire size.

Note (3)

Power Train
- Air cleaner, two stage with visual indicator
- Cat C.7 engine:
  – Meets U.S. EPA Tier 4 Final emission standards
- Closed circuit breather
- Cold start plugs
- Electrical fuel priming pump
- Eco drain, engine oil
- Extended life coolant protects to –37° C (–34° F)
- Frame mounted heavy duty axles with outboard planetary reduction
- Maintenance free, sealed for life, prop shaft and universal joints
- Transmission, 20 km/h (12.4 mph)
Electrical
- 12 volt direct electric starting
- Alternator, 70A
- Battery disconnect switch
- Cab mounted fuse panel
- Ignition key start/stop switch
- Maintenance free, sealed for life, 650 CCA heavy duty battery
Operator Environment
- Cup holder
- Digital service hour meter
- Engine coolant temperature gauge
- Fuel level gauge
- Heavy duty, easy clean floor mat
- Operator warning system indicators:
  – DPF monitor
  – Parking brake applied
  – Hydraulic oil temperature
  – Engine oil pressure
  – Service brake pressure
  – Hydraulic filter bypass
- Seat:
  – Static, vinyl with 51 mm (2 in) retractable seat belt
- Two external mirrors – knock back
Other Standard Equipment
- 3rd valve auxiliary hydraulics with continuous flow detent, standard flow
- Engine enclosure – lockable
- Guarded front headlight
- Hydraulic auxiliary lines with quick disconnects
- Hydraulic oil level sight gauge
- Lift arm safety brace
- Loader arm float function
- Lockable fuel filler cap
- Manual quick coupler, skid steer loader compatible
- Parking brake (secondary brake)
- Product Link^™, PL243
- Quick release fuel filter/water separator
- Reversing light
- Self-canceling direction indicators
- Work tool return to dig
- Z-bar linkage

Optional Equipment
- Air conditioning/heater
- Alternator, 90 amp for air conditioning
- Antifreeze/coolant, extended life, protects to –50° C (–58° F)
- Beacon ready
- Cab:
  – Open
  – Enclosed
- Differential lock, front and rear axles
- Hydraulic quick coupler, skid steer loader compatible
- Engine air precleaner
- Engine block heater 120V (dealer installed)
- Engine Speed Control (Throttle Lock)
- Fenders:
  – Rear only
  – Front and rear
- Ground Speed Control (Creeper Control)
- Linkage:
  – Standard lift
  – High lift
- Radiator debris screen
- Radio Ready or AM/FM radio
- Ride Control
- Seats:
  – Mechanical suspension, vinyl with 51 mm (2 in) seat belt
  – Mechanical suspension, vinyl with 75 mm (3 in) seat belt
  – Mechanical suspension, fabric with 51 mm (2 in) seat belt
  – Mechanical suspension, fabric with 75 mm (3 in) seat belt
- Tires:
  – 12-16.5 10PR
  – Flotation 33-15.5 × 16.5
  – Flexport^™ 33 × 6 × 11
- Working lights, front and rear:
  – Halogen
  – LED
- Work Tool Electrical Harness
Work Tools
- For all work tool options, consult your Cat dealer.

903 Compact Wheel Loader