New CAT Equipment

903 Compact Wheel Loader

Configured for Success

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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Learn more about the 903 Compact Wheel Loader

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  • Buckets
    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
    FOPS
    ISO 3449:2005 Level I
    ROPS
    ISO 3471:2008
  • Dimensions (Approximate) - High Lift
    Articulation Angle
    40°
    Cab Height
    8.25 ft
    Departure Angle - Degrees
    30°
    Dig Depth
    6 in
    Dump Angle at Maximum Height
    40°
    Fork Depth Above Ground
    2 in
    Fork Height at Maximum Reach
    4.66 ft
    Fork Reach at Maximum Height
    1.8 ft
    Ground Clearance
    10 in
    Hinge Pin at Maximum Height
    10.58 ft
    Load Over Height
    9.75 ft
    Machine Width**
    5.58 ft
    Maximum Dump Height*
    8.16 ft
    Maximum Fork Height
    10.4 ft
    Maximum Reach
    4.66 ft
    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.
    Overall Length - With Bucket*
    16.03 ft
    Overall Length - With Forks
    17.25 ft
    Reach - Ground Level
    2.9 ft
    Reach at Maximum Dump Height*
    2.33 ft
    Steering Angle
    80°
    Tire Gauge
    4.33 ft
    Turning Radius - Inside Tire**
    6 ft
    Turning Radius - Over Bucket*
    13.4 ft
    Wheel Base
    6.42 ft
    Width - Over Bucket*
    5.83 ft
  • Dimensions (Approximate) - Standard Lift
    Articulation Angle
    40°
    Cab Height
    8.25 ft
    Departure Angle - Degrees
    30°
    Dig Depth
    5 in
    Dump Angle at Maximum Height
    40°
    Fork Depth Above Ground
    3 in
    Fork Height at Maximum Reach
    4.75 ft
    Fork Reach at Maximum Height
    1.75 ft
    Ground Clearance
    10 in
    Hinge Pin at Maximum Height
    10.08 ft
    Load Over Height
    9.25 ft
    Machine Width**
    5.58 ft
    Maximum Dump Height*
    7.75 ft
    Maximum Fork Height
    9.9 ft
    Maximum Reach
    4.33 ft
    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.
    Overall Length - With Bucket*
    15.4 ft
    Overall Length - With Forks
    16.83 ft
    Reach - Ground Level
    2.5 ft
    Reach at Maximum Dump Height*
    2.33 ft
    Steering Angle
    80°
    Tire Gauge
    4.33 ft
    Turning Radius - Inside Tire**
    6 ft
    Turning Radius - Over Bucket*
    12.75 ft
    Wheel Base
    6.42 ft
    Width - Over Bucket*
    5.83 ft
  • Engine
    Bore
    3.3 in
    Displacement
    104 in²
    Engine Model
    Cat C1.7*
    Maximum Gross Power
    48 hp
    Net Power @ 2,200 rpm - ISO 9249:2007
    45 hp
    Net Power @ 2,200 rpm - SAE J1349:2011
    45 hp
    Note
    *Engine meets U.S. EPA Tier 4 Final emission standards.
    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.
    Stroke
    3.9 in
  • Hydraulic System
    3rd Auxiliary Flow
    14.1 gpm
    Hydraulic Cycle Time - Dump
    0.7 s
    Hydraulic Cycle Time - Lift
    4.5 s
    Hydraulic Cycle Time - Lower, Float
    2.3 s
    Main Relief
    3336 psi
  • Maximum Material Densities - General Purpose
    Bucket Type
    General Purpose
    Bucket Width
    70 in
    Dump Height
    93 in
    Maximum Material Density
    3169 lb/yd³
    Note
    Based on ISO 7546:1983 and rated operating loads at full turn and standard linkage.
    Rated Capacity
    0.8 yd³
  • Maximum Material Densities - Light Material
    Bucket Type
    Light Material
    Bucket Width
    74 in
    Dump Height
    88 in
    Maximum Material Density
    1989 lb/yd³
    Note
    Based on ISO 7546:1983 and rated operating loads at full turn and standard linkage.
    Rated Capacity
    1.3 yd³
  • Operating Specifications - High Lift
    Breakout Force
    6519 lbf
    Full Turn Static Tipping Load - Bucket (ISO 14397-1*)***
    5108 lb
    Full Turn Static Tipping Load - Bucket (Rigid Tire**)***
    5238 lb
    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.
    Operating Weight
    9231 lb
    Rack Back - Transport Position
    51°
    Rated Bucket Capacity
    0.8 yd³
    Rated Operating Load at Full Turn - Bucket***
    2553 lb
    Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Firm and Level Ground, 500 mm [20 in] Load Center) (80% FTSTL)***
    3175 lb
    Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***
    2381 lb
    Straight Tipping Load - Bucket***
    5975 lb
    Tire Size
    33 × 15.5-16.5, 12 PR
  • Operating Specifications - Standard Lift
    Breakout Force
    6294 lbf
    Full Turn Static Tipping Load - Bucket (ISO 14397-1*)***
    5516 lb
    Full Turn Static Tipping Load - Bucket (Rigid Tire**)***
    5626 lb
    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.
    Operating Weight
    9200 lb
    Rack Back - Transport Position
    51°
    Rated Bucket Capacity
    0.8 yd³
    Rated Operating Load at Full Turn - Bucket***
    2756 lb
    Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Firm and Level Ground, 500 mm [20 in] Load Center) (80% FTSTL)***
    3393 lb
    Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***
    2544 lb
    Straight Tipping Load - Bucket***
    6415 lb
    Tire Size
    33 × 15.5-16.5, 12 PR
  • Service Refill Capacities
    Cooling System
    3 gal (US)
    Engine Oil
    1.6 gal (US)
    Fuel Tank
    11.4 gal (US)
    Hydraulic System
    6.3 gal (US)
  • Sound Levels
    Exterior Sound
    99.8 dB(A)
    Interior Sound
    80.8 dB(A)
  • Sustainability
    Recyclability
    95%
  • Transmission
    Travel Speed
    12.4 mile/h
  • Weights
    Operating Weight
    9200 lb
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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