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.
Financial Programs
- Downpayment>49%
- Period36 months
- Rate0%
%
Period
Leasing agreement amount
Payment type
Annuity
Monthly payment
/ month
Engine
- Maximum Gross Power
- 48 hp
- Engine Model
- Cat C1.7*
- Net Power @ 2,200 rpm - SAE J1349:2011
- 45 hp
- Net Power @ 2,200 rpm - ISO 9249:2007
- 45 hp
- Bore
- 3.3 in
- Stroke
- 3.9 in
- Displacement
- 104 in²
- 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.
Weights
- Operating Weight
- 9,200 lb
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)
Transmission
- Travel Speed
- 12.4 mile/h
Hydraulic System
- Main Relief
- 3,336 psi
- 3rd Auxiliary Flow
- 14.1 gal/min
- Hydraulic Cycle Time - Lift
- 4.5 s
- Hydraulic Cycle Time - Dump
- 0.7 s
- Hydraulic Cycle Time - Lower, Float
- 2.3 s
Cab
- ROPS
- ISO 3,471:2,008
- FOPS
- ISO 3,449:2,005 Level II
Service Refill Capacities
- Cooling System
- 3 gal (US)
- Fuel Tank
- 11.4 gal (US)
- Hydraulic System
- 6.3 gal (US)
- Engine Oil
- 1.6 gal (US)
Dimensions (Approximate) - Standard Lift
- Cab Height
- 8.25 ft
- Ground Clearance
- 10 in
- Wheel Base
- 6.42 ft
- Overall Length - With Bucket*
- 15.4 ft
- Reach at Maximum Dump Height*
- 2.33 ft
- Dig Depth
- 5 in
- Maximum Dump Height*
- 7.75 ft
- Load Over Height
- 9.25 ft
- Hinge Pin at Maximum Height
- 10.08 ft
- Departure Angle - Degrees
- 30°
- Overall Length - With Forks
- 16.83 ft
- Reach - Ground Level
- 2.5 ft
- Maximum Reach
- 4.33 ft
- Fork Depth Above Ground
- 3 in
- Fork Height at Maximum Reach
- 4.75 ft
- Maximum Fork Height
- 9.9 ft
- Fork Reach at Maximum Height
- 1.75 ft
- Turning Radius - Over Bucket*
- 12.75 ft
- Turning Radius - Inside Tire**
- 6 ft
- Width - Over Bucket*
- 5.83 ft
- Tire Gauge
- 4.33 ft
- Machine Width**
- 5.58 ft
- 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 1,067 mm (42 in) forks, 75 kg (165 lb) operator, 33 × 15.5-16.5, 12 PR tires, without ride control, without precleaner.
Dimensions (Approximate) - High Lift
- Cab Height
- 8.25 ft
- Ground Clearance
- 10 in
- Wheel Base
- 6.42 ft
- Overall Length - With Bucket*
- 16.03 ft
- Reach at Maximum Dump Height*
- 2.33 ft
- Dig Depth
- 6 in
- Maximum Dump Height*
- 8.16 ft
- Load Over Height
- 9.75 ft
- Hinge Pin at Maximum Height
- 10.58 ft
- Departure Angle - Degrees
- 30°
- Overall Length - With Forks
- 17.25 ft
- Reach - Ground Level
- 2.9 ft
- Maximum Reach
- 4.66 ft
- Fork Depth Above Ground
- 2 in
- Fork Height at Maximum Reach
- 4.66 ft
- Maximum Fork Height
- 10.4 ft
- Fork Reach at Maximum Height
- 1.8 ft
- Turning Radius - Over Bucket*
- 13.4 ft
- Turning Radius - Inside Tire**
- 6 ft
- Width - Over Bucket*
- 5.83 ft
- Tire Gauge
- 4.33 ft
- Machine Width**
- 5.58 ft
- 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 1,067 mm (42 in) forks, 75 kg (165 lb) operator, 33 × 15.5-16.5, 12 PR tires, without ride control, without precleaner.
Operating Specifications - Standard Lift
- Tire Size
- 33 × 15.5-16.5, 12 PR
- Rated Bucket Capacity
- 0.8 yd³
- Breakout Force
- 6,294 lbf
- Operating Weight
- 9,200 lb
- Rated Operating Load at Full Turn - Bucket***
- 2,756 lb
- Straight Tipping Load - Bucket***
- 6,415 lb
- Full Turn Static Tipping Load - Bucket (ISO 14397-1*)***
- 5,516 lb
- Full Turn Static Tipping Load - Bucket (Rigid Tire**)***
- 5,626 lb
- 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)***
- 3,393 lb
- Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***
- 2,544 lb
- Note (1)
- *Full compliance to ISO 14,397-1 (2,007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing.
- Note (2)
- **Compliance to ISO 14,397-1 (2,007) 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 Specifications - High Lift
- Tire Size
- 33 × 15.5-16.5, 12 PR
- Rated Bucket Capacity
- 0.8 yd³
- Breakout Force
- 6,519 lbf
- Operating Weight
- 9,231 lb
- Rated Operating Load at Full Turn - Bucket***
- 2,553 lb
- Straight Tipping Load - Bucket***
- 5,975 lb
- Full Turn Static Tipping Load - Bucket (ISO 14397-1*)***
- 5,108 lb
- Full Turn Static Tipping Load - Bucket (Rigid Tire**)***
- 5,238 lb
- 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)***
- 3,175 lb
- Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***
- 2,381 lb
- Note (1)
- *Full compliance to ISO 14,397-1 (2,007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing.
- Note (2)
- **Compliance to ISO 14,397-1 (2,007) 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.
Maximum Material Densities - General Purpose
- Bucket Type
- General Purpose
- Rated Capacity
- 0.8 yd³
- Dump Height
- 93 in
- Maximum Material Density
- 3,169 lb/yd³
- Bucket Width
- 70 in
- Note
- Based on ISO 7,546:1,983 and rated operating loads at full turn and standard linkage.
Maximum Material Densities - Light Material
- Bucket Type
- Light Material
- Rated Capacity
- 1.3 yd³
- Dump Height
- 88 in
- Maximum Material Density
- 1,989 lb/yd³
- Bucket Width
- 74 in
- Note
- Based on ISO 7,546:1,983 and rated operating loads at full turn and standard linkage.
Sound Levels
- Interior Sound
- 80.8 dB(A)
- Exterior Sound
- 99.8 dB(A)
Sustainability
- Recyclability
- 95%
Standard Equipment:
- 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:
- 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.
Specifications
Engine
- Maximum Gross Power
- 48 hp
- Engine Model
- Cat C1.7*
- Net Power @ 2,200 rpm - SAE J1349:2011
- 45 hp
- Net Power @ 2,200 rpm - ISO 9249:2007
- 45 hp
- Bore
- 3.3 in
- Stroke
- 3.9 in
- Displacement
- 104 in²
- 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.
Weights
- Operating Weight
- 9,200 lb
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)
Transmission
- Travel Speed
- 12.4 mile/h
Hydraulic System
- Main Relief
- 3,336 psi
- 3rd Auxiliary Flow
- 14.1 gal/min
- Hydraulic Cycle Time - Lift
- 4.5 s
- Hydraulic Cycle Time - Dump
- 0.7 s
- Hydraulic Cycle Time - Lower, Float
- 2.3 s
Cab
- ROPS
- ISO 3,471:2,008
- FOPS
- ISO 3,449:2,005 Level II
Service Refill Capacities
- Cooling System
- 3 gal (US)
- Fuel Tank
- 11.4 gal (US)
- Hydraulic System
- 6.3 gal (US)
- Engine Oil
- 1.6 gal (US)
Dimensions (Approximate) - Standard Lift
- Cab Height
- 8.25 ft
- Ground Clearance
- 10 in
- Wheel Base
- 6.42 ft
- Overall Length - With Bucket*
- 15.4 ft
- Reach at Maximum Dump Height*
- 2.33 ft
- Dig Depth
- 5 in
- Maximum Dump Height*
- 7.75 ft
- Load Over Height
- 9.25 ft
- Hinge Pin at Maximum Height
- 10.08 ft
- Departure Angle - Degrees
- 30°
- Overall Length - With Forks
- 16.83 ft
- Reach - Ground Level
- 2.5 ft
- Maximum Reach
- 4.33 ft
- Fork Depth Above Ground
- 3 in
- Fork Height at Maximum Reach
- 4.75 ft
- Maximum Fork Height
- 9.9 ft
- Fork Reach at Maximum Height
- 1.75 ft
- Turning Radius - Over Bucket*
- 12.75 ft
- Turning Radius - Inside Tire**
- 6 ft
- Width - Over Bucket*
- 5.83 ft
- Tire Gauge
- 4.33 ft
- Machine Width**
- 5.58 ft
- 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 1,067 mm (42 in) forks, 75 kg (165 lb) operator, 33 × 15.5-16.5, 12 PR tires, without ride control, without precleaner.
Dimensions (Approximate) - High Lift
- Cab Height
- 8.25 ft
- Ground Clearance
- 10 in
- Wheel Base
- 6.42 ft
- Overall Length - With Bucket*
- 16.03 ft
- Reach at Maximum Dump Height*
- 2.33 ft
- Dig Depth
- 6 in
- Maximum Dump Height*
- 8.16 ft
- Load Over Height
- 9.75 ft
- Hinge Pin at Maximum Height
- 10.58 ft
- Departure Angle - Degrees
- 30°
- Overall Length - With Forks
- 17.25 ft
- Reach - Ground Level
- 2.9 ft
- Maximum Reach
- 4.66 ft
- Fork Depth Above Ground
- 2 in
- Fork Height at Maximum Reach
- 4.66 ft
- Maximum Fork Height
- 10.4 ft
- Fork Reach at Maximum Height
- 1.8 ft
- Turning Radius - Over Bucket*
- 13.4 ft
- Turning Radius - Inside Tire**
- 6 ft
- Width - Over Bucket*
- 5.83 ft
- Tire Gauge
- 4.33 ft
- Machine Width**
- 5.58 ft
- 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 1,067 mm (42 in) forks, 75 kg (165 lb) operator, 33 × 15.5-16.5, 12 PR tires, without ride control, without precleaner.
Operating Specifications - Standard Lift
- Tire Size
- 33 × 15.5-16.5, 12 PR
- Rated Bucket Capacity
- 0.8 yd³
- Breakout Force
- 6,294 lbf
- Operating Weight
- 9,200 lb
- Rated Operating Load at Full Turn - Bucket***
- 2,756 lb
- Straight Tipping Load - Bucket***
- 6,415 lb
- Full Turn Static Tipping Load - Bucket (ISO 14397-1*)***
- 5,516 lb
- Full Turn Static Tipping Load - Bucket (Rigid Tire**)***
- 5,626 lb
- 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)***
- 3,393 lb
- Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***
- 2,544 lb
- Note (1)
- *Full compliance to ISO 14,397-1 (2,007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing.
- Note (2)
- **Compliance to ISO 14,397-1 (2,007) 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 Specifications - High Lift
- Tire Size
- 33 × 15.5-16.5, 12 PR
- Rated Bucket Capacity
- 0.8 yd³
- Breakout Force
- 6,519 lbf
- Operating Weight
- 9,231 lb
- Rated Operating Load at Full Turn - Bucket***
- 2,553 lb
- Straight Tipping Load - Bucket***
- 5,975 lb
- Full Turn Static Tipping Load - Bucket (ISO 14397-1*)***
- 5,108 lb
- Full Turn Static Tipping Load - Bucket (Rigid Tire**)***
- 5,238 lb
- 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)***
- 3,175 lb
- Rated Operating Load at Full Turn - Forks (EN 474-3:2006, Rough Terrain, 500 mm [20 in] Load Center) (60% FTSTL)***
- 2,381 lb
- Note (1)
- *Full compliance to ISO 14,397-1 (2,007) Sections 1 thru 6, which requires 2% verification be-tween calculation and testing.
- Note (2)
- **Compliance to ISO 14,397-1 (2,007) 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.
Maximum Material Densities - General Purpose
- Bucket Type
- General Purpose
- Rated Capacity
- 0.8 yd³
- Dump Height
- 93 in
- Maximum Material Density
- 3,169 lb/yd³
- Bucket Width
- 70 in
- Note
- Based on ISO 7,546:1,983 and rated operating loads at full turn and standard linkage.
Maximum Material Densities - Light Material
- Bucket Type
- Light Material
- Rated Capacity
- 1.3 yd³
- Dump Height
- 88 in
- Maximum Material Density
- 1,989 lb/yd³
- Bucket Width
- 74 in
- Note
- Based on ISO 7,546:1,983 and rated operating loads at full turn and standard linkage.
Sound Levels
- Interior Sound
- 80.8 dB(A)
- Exterior Sound
- 99.8 dB(A)
Sustainability
- Recyclability
- 95%
Standard/Optional Features
Standard Equipment:
- 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:
- 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.