Overview
The TYM T503 is a 4WD compact utility tractor produced between 2006 and 2015, featuring a 50.7 hp Caterpillar 2.2L 4-cylinder diesel engine. It was equipped with either a 16-speed synchronized shuttle transmission or a hydrostatic option, alongside a dual gear pump hydraulic system providing a total flow of 14.5 gpm.
Ideal Applications
Transmission and Drive System:
The tractor features a 4WD drive type with a 16-speed synchronized shuttle transmission or a hydrostatic transmission option introduced in 2011.
Engine and PTO Performance:
Equipped with a liquid-cooled Caterpillar C2.2 diesel engine, the unit is rated at 50.7 gross horsepower and provides a claimed 39.8 horsepower at the independent 540 RPM rear PTO.
Lift Capacity and Hydraulics:
The Category 1 rear hitch provides a lift capacity of 2,105 lbs at 24 inches, supported by a hydraulic system with a 9.5 gpm pump flow and 5.0 gpm steering flow.
Production
| Description | Compact Utility tractor |
|---|---|
| Manufacturer | TYM |
Engine
| Engine type | Caterpillar 2.2L 4-cyl diesel |
|---|---|
| Air cleaner | dual dry element |
| Coolant capacity | 9 qts (8.5 L) |
| Description | Caterpillar C2.2 / diesel / 4-cylinder / liquid-cooled / Depending on market, this engine was also branded as a Perkins 404D-22T |
| Displacement | 135.2 ci (2.2 L) |
| Firing order | 1-3-4-2 |
| Fuel system | indirect injection |
| Oil capacity | 7.1 qts (6.7 L) |
| Power (gross) | 50.7 hp (37.8 kW) |
| Rated RPM | 2800 |
| Starter | electric |
| Starter volts | 12 |
| Engine (gross) | 50.7 hp (37.8 kW) |
| PTO (claimed) | 39.8 hp (29.7 kW) |
Transmission
| Clutch | single dry disc |
|---|---|
| Description | Four synchronized gears (1-4) in four ranges with synchronized shuttle shift. Tractor must be stopped to shift range. / Hydrostatic transmission first offered in 2011. |
| Gears | 16 forward and reverse / infinite forward and reverse |
| Oil capacity | 36.8 qts (34.8 L) |
| Type | sync shuttle / hydrostatic |
| Description | hydrostatic |
| Transmission type | 16-speed sync shuttle |
| Description | hydrostatic |
| Transmission type | 16-speed sync shuttle |
Mechanical
| Cab | Two-post ROPS. Cab optional. |
|---|---|
| Description | Power steering / Wet disc brakes |
| Drive type | Four-wheel drive |
Capacity
| Front axle | 10.5 qts (9.9 L) |
|---|---|
| Fuel | 17 gal (64.3 L) |
| Hydraulic system | 9.2 gal (34.8 L) |
Hydraulics
| Capacity | 9.2 gal (34.8 L) |
|---|---|
| Pump flow | 9.5 gpm (36.0 lpm) |
| Steering flow | 5.0 gpm (18.9 lpm) |
| Total flow | 14.5 gpm (54.9 lpm) |
| Type | dual gear pump |
| Valves | 2 |
Hitch
| Control | position and draft control |
|---|---|
| Rear lift (at 24"/610mm) | 2105 lbs (954 kg) |
| Rear lift (at ends) | 2875 lbs (1304 kg) |
| Rear Type | 1 |
PTO
| Clutch | electro-hydraulic |
|---|---|
| Rear PTO | independent |
| Rear PTO Type | 540 |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 65 |
| Charging system | alternator |
| Charging volts | 12 |
| Ground | negative |
Dimensions & Tires
| Cab Weight | 4559 lbs (2067 kg) |
|---|---|
| Ground clearance | 13.8 inches (35 cm) |
| Height (ROPS) | 101.9 inches (258 cm) |
| Length | 141.3 inches (358 cm) |
| ROPS Weight | 4140 lbs (1877 kg) |
| Wheelbase | 76.2 inches (193 cm) |
| Width | 62.6 inches (159 cm) |
| Front tire | 8.0-16 |
| Rear tire | 13.6-24 |
| Weight | 4140 to 4559 pounds |
| Wheelbase | 76.2 inches (193 cm) |
| Ag front | 8.0-16 |
| Ag rear | 13.6-24 |
| Industrial front | 12-16.5 |
| Industrial rear | 17.5L-24 |
Speeds
| Description | Reverse speeds are 15% slower than forward. |
|---|
T503 Serial Numbers
| Location: | Serial number plate on the front right of the tractor frame, above the front axle. |
|---|
TYM T503 attachments
| Description | front-end loader / backhoe |
|---|