Introduction
Chamberlain 306 Agricultural Tractor
The Chamberlain 306 is a standard-tread agricultural tractor manufactured in Welshpool, Australia, between 1966 and 1969. It was designed as a robust, two-wheel-drive machine intended to serve as a reliable workhorse for various field operations.
Engine and Performance
The tractor is powered by a liquid-cooled Perkins 6.306 diesel engine. This 6-cylinder unit features a 5.0-liter displacement with a bore and stroke of 91 x 127 mm. It utilizes a direct injection fuel system and a thermostart pre-heating device to facilitate cold starts. The engine is rated at 70 horsepower (52.2 kW) at 2000 RPM, providing consistent power for traction and implement operation.
Transmission and Drivetrain
The transmission system provides 9 forward gears and 3 reverse gears, organized into three ranges: low, intermediate, and high. Power transfer is managed by a 355.6 mm dry disc clutch. This mechanical configuration allows the operator to select appropriate speeds for different agricultural tasks, ranging from light cultivation to heavy transport.
Hydraulics and Power Take-Off
The Chamberlain 306 is equipped with a live rear power take-off (PTO). The PTO operates at a standard 540 RPM, which is achieved at an engine speed of 1600 RPM. A Category II rear hitch is available as an optional feature to accommodate various implements.
Dimensions and Operator Environment
The machine has a base weight of 7,800 lbs (3,538 kg), contributing to its stability in the field. It features manual steering and is configured with an open operator station, though a cab was offered as an optional upgrade. The tractor rides on 7.50x18 front tires and 18.4x30 rear agricultural tires, providing a front axle clearance of 17.5 inches (44 cm).
Conclusion
The Chamberlain 306 is a durable, utility-focused tractor suitable for general farming applications. Its combination of a high-torque Perkins engine and a versatile gear range makes it a capable machine for standard agricultural duties of its era.
Production Information of Chamberlain, 306
- Standard-tread tractor
- Built in Welshpool, Australia
| Manufacturer | Chamberlain |
|---|
Dimension and Tires Information of Chamberlain, 306
| Weight | 7800 lbs [3538 kg] |
|---|---|
| Clearance (front axle) | 17.5 inches [44 cm] |
| Ag front | 7.50x18 |
|---|---|
| Ag rear | 18.4x30 |
Engine Specifications of Chamberlain, 306
- Perkins 6.306
- Liquid-cooled
- Diesel
- 6-cylinder
| Starter | Electric |
|---|---|
| Displacement | 306 ci [5.0 L] |
| Fuel system | Direct injection |
| Bore/Stroke | 3.60x5.00 inches [91 x 127 mm] |
| Starter volts | 12 |
| Rated RPM | 2000 |
| Pre-heating | Thermostart |
| Power | 70 hp [52.2 kW] |
Transmission Information of Chamberlain, 306
Transmission variants 1
- Three gears (1-3), plus reverse (R) in three ranges (low, intermediate, high).
| Type | Gear |
|---|---|
| Gears | 9 forward and 3 reverse |
| Clutch | 355.6mm dry disc |
Mechanical Specs of Chamberlain, 306
- Two-wheel drive
- Manual steering
- Open operator station. Cab optional.
Power Information of Chamberlain, 306
| Rear PTO | Live |
|---|---|
| Rear PTO Type | 540 (1.375) |
| Engine RPM | 540@1600 |
Three-Point Hitch of Chamberlain, 306
| Rear Type | II (optional) |
|---|
Where it sits
With 70 HP, the Chamberlain 306 sits just above Champion 9G (62 HP) in Chamberlain's range. Its power puts it in the 72th percentile of 1960s models in our database (709 machines).
Frequently asked questions
How much horsepower does the Chamberlain 306 have?
The Chamberlain 306 delivers 70 HP.
What years was the Chamberlain 306 produced?
The Chamberlain 306 was produced in 1966-1969.
What engine does the Chamberlain 306 have?
The Chamberlain 306 is powered by a Diesel, 6-cylinder engine.
What transmission does the Chamberlain 306 use?
The Chamberlain 306 uses a Gear transmission.
How much does the Chamberlain 306 weigh?
The Chamberlain 306 weighs 7800 lbs [3538 kg].
Is the Chamberlain 306 4WD?
The Chamberlain 306 is available in 2WD.