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903 Compact Wheel Loader

The Cat® 903 is compact, yet powerful, delivering high performance with outstanding versatility. The all new C1.7 engine provides better all-around performance. Features such as engine and ground speed control, provides customizable control when running hydromechanical work tools. With an ergonomic cab, multi-function joystick, and optional ride control, the 903 allows the operator to enjoy all day comfort.

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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)
Travel Speed
12.4mile/h
Main Relief
3336psi
3rd Auxiliary Flow
14.1gal/min
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)
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.
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)
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.
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%
  • 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.

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Why Choose Louisiana Cat

We serve to build and power our community for a better future.

  • Provide a safe & meaningful work environment
  • Deliver innovative solutions through our expertise
  • Committed to the long-term growth and success of our employees and customers
  • Grow our business profitably

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