Overview
The Leyland 455 is a utility farm tractor produced from 1978 to the present, configured as a 255 model with a four-wheel drive system installed by Four Wheel Traction Ltd. It features a 3.6L four-cylinder diesel engine rated at 2200 RPM and a 10-speed gear transmission with two ranges. Equipment includes an open center hydraulic system with a 7.9 gpm flow rate and a Category II/I rear hitch.
Ideal Applications
Engine and Mechanical Configuration:
The tractor is powered by a liquid-cooled Leyland 3.6L diesel engine with a 17.8:1 compression ratio and is equipped with power assist steering and mechanical dry disc brakes.
Transmission and Driveline Layout:
The driveline consists of a 10-speed gear transmission with five gears in two ranges, providing ten forward and two reverse speeds through a mechanical dry disc clutch.
Hitch and PTO Specifications:
This model is equipped with an independent 540 RPM rear PTO and a rear hitch with position and draft control, supported by a 7.9 gpm hydraulic pump flow.
Production
| Description | Utility tractor |
|---|---|
| Drive type | The Leyland 455 was a 255 with a four-wheel drive system installed by Four Wheel Traction Ltd. |
| Manufacturer | Leyland |
Engine
| Description | Image courtesy of Van Osgood |
|---|---|
| Engine type | Leyland 3.6L 4-cyl diesel |
| Air cleaner | dry |
| Bore/Stroke | 3.858x4.921 inches (98 x 125 mm) |
| Compression | 17.8:1 |
| Description | Leyland / diesel / 4-cylinder / liquid-cooled |
| Displacement | 222 ci (3.6 L) |
| Rated RPM | 2200 |
| Starter volts | 12 |
Transmission
| Clutch | mechanical dry disc |
|---|---|
| Description | Five gears (1-5) plus reverse (R) in two ranges (low/high). |
| Gears | 10 forward and 2 reverse |
| Transmission type | 10-speed gear |
| Type | gear |
Mechanical
| Description | Mechanical dry disc brakes |
|---|---|
| Drive type | Four-wheel drive |
| Steering | power assist |
Hydraulics
| Pump flow | 7.9 gpm (29.9 lpm) |
|---|---|
| Type | open center |
Hitch
| Control | position and draft control |
|---|---|
| Rear Type | II/I |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540 |
455 Serial Number Location
| Description | Serial number plate on the left side of the tractor frame. |
|---|