At a glance data:
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
Overview
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.
Category:
Compact Wheel Loaders
Category:
Compact Wheel Loaders
Brand:
Cat
Brand:
Cat
Engine
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.
Weights
Operating Weight:
9200lb
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:
12.4mile/h
Hydraulic System
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
Cab
ROPS:
ISO 3471:2008
FOPS:
ISO 3449:2005 Level II
Service Refill Capacities
Cooling System:
3gal (US)
Fuel Tank:
11.4gal (US)
Hydraulic System:
6.3gal (US)
Engine Oil:
1.6gal (US)
Dimensions (Approximate) - Standard Lift
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.
Dimensions (Approximate) - High Lift
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.
Operating Specifications - Standard Lift
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.
Operating Specifications - High Lift
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.
Maximum Material Densities - General Purpose
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.
Maximum Material Densities - Light Material
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.
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.
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