Overview
The Iseki TG503 is a compact utility farm tractor powered by a 49.4 hp 2.8L 4-cylinder diesel engine with a 14.5-gallon fuel tank. It features a four-wheel drive mechanical system, a 16-speed transmission, and is available in either a two-post ROPS or optional cab configuration.
Ideal Applications
Engine and Power Output:
The liquid-cooled Iseki E4DD diesel engine provides 49.4 hp at a rated speed of 2500 RPM and is supported by a 12-volt electrical system.
Chassis and Maneuverability:
Equipped with power steering and four-wheel drive, the tractor has a 78.4-inch wheelbase and a ground clearance of 14.6 inches.
Transmission and PTO Specifications:
The driveline consists of a 16-speed transmission with a wet disc clutch providing 16 forward and reverse gears, alongside a rear PTO with 577, 716, and 1026 RPM settings.
Production
| Description | Compact Utility tractor |
|---|---|
| Manufacturer | Iseki |
Engine
| Engine type | Iseki 2.8L 4-cyl diesel |
|---|---|
| Fuel tank | 14.5 gal (54.9 L) |
| Description | Iseki E4DD / diesel / 4-cylinder / liquid-cooled |
| Displacement | 173 ci (2.8 L) |
| Power | 49.4 hp (36.8 kW) |
| Rated RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
Transmission
| Clutch | wet disc |
|---|---|
| Gears | 16 forward and reverse |
| Transmission type | 16-speed |
Mechanical
| Cab | Two-post ROPS. Cab optional. |
|---|---|
| Description | Power steering / Wet disc brakes |
| Drive type | Four-wheel drive |
Hitch
| Control | position control |
|---|---|
| Rear Type | I |
PTO
| Rear PTO Type | 577/716/1026 (1.375) |
|---|
Electrical
| Battery volts | 12 |
|---|---|
| Ground | negative |
Dimensions & Tires
| Cab Weight | 4354 lbs (1974 kg) |
|---|---|
| Front tread | 49.2 inches (124 cm) |
| Ground clearance | 14.6 inches (37 cm) |
| Height | 92.5 inches (234 cm) |
| Length | 140.9 inches (357 cm) |
| Rear tread | 44.9 to 59.1 inches (114 to 150 cm) |
| ROPS Weight | 4023 lbs (1824 kg) |
| Wheelbase | 78.4 inches (199 cm) |
| Width | 61.6 inches (156 cm) |
| Front tire | 8-18 |
| Rear tire | 13.6-28 |
| Weight | 4023 to 4354 pounds |
| Wheelbase | 78.4 inches (199 cm) |
| Standard tires (ag) | Front: 8-18. Rear: 13.6-28 |