Chamberlain industrial tractors
Chamberlain Champion Mark III
The Chamberlain Champion Mark III is an industrial tractor produced from 1969 to 1975 by Chamberlain in Welshpool, Australia. It features a Perkins 4-236 3.9L 4-cylinder liquid-cooled diesel engine producing 64 hp (47.7 kW) with a 6-speed gear transmission offering 6 forward and 2 reverse speeds. The tractor has a wheelbase of 96 inches (243 cm), weighs between 8491 lbs (3851 kg) and 15992 lbs (7253 kg) depending on configuration, and runs on 8.25x20 front and 18.4x28 rear tires. It includes two-wheel drive with spur gear final drives and an open operator station. Hydraulics provide a pump flow of 34 gpm (128.7 lpm) for loader-backhoe applications. Electrical system includes an alternator and two 6-volt batteries. Variants include the R 1250 rear-loader. Attachments available include Chamberlain F750 and F1000 loaders and several backhoe models (BH20, BH25S, BH30).
Power-
Founded-
ModelChampion Mark III
Technical Specifications
Detailed specifications and technical data for Chamberlain Champion Mark III
Power
| Engine power | 64 hp (47.7 kW) |
|---|---|
| PTO (claimed) | 60 hp (44.7 kW) |
Tires
| Rear tire | 18.4x28 |
|---|---|
| Front tire | 8.25x20 |
Engine
| Type | diesel |
|---|---|
| Model | Perkins 4-236 |
| Power | 64 hp (47.7 kW) |
| Torque | 181 lb-ft (245.4 Nm) |
| Cooling | liquid-cooled inline |
| Starter | electric |
| Cylinders | 4-cylinder |
| Fuel tank | 22.2 gal (84.0 L) |
| Rated RPM | 2000 |
| Torque RPM | 1350 |
| Air cleaner | oil bath |
| Bore/Stroke | 3.875x5.00 inches (98 x 127 mm) |
| Compression | 16:1 |
| Fuel system | direct injection |
| Displacement | 235.9 ci (3.9 L) |
| Starter volts | 12 |
| Fuel tank (with 3-point hitch) | 17.4 gal (65.9 L) |
Height
| Hood | 61.5 inches (156 cm) |
|---|---|
| Exhaust | 93.5 inches (237 cm) |
| Steering wheel | 71.5 inches (181 cm) |
Weight
| Tractor | 8491 lbs (3851 kg) |
|---|---|
| Loader-backhoe | 15992 lbs (7253 kg) |
| Max front axle | 12000 lbs (5443 kg) |
Variants
| R 1250 | rear-loader |
|---|
Dimensions
| Length | 149.5 inches (379 cm) |
|---|---|
| Wheelbase | 96 inches (243 cm) |
| Rear tread | 72.5 inches (184 cm) |
| Front tread | 64 inches (162 cm) |
| Clearance (front axle) | 17 inches (43 cm) |
Electrical
| Batteries | 2 |
|---|---|
| Battery volts | 6 |
| Charging system | alternator |
Hydraulics
| Pump flow | 34 gpm (loader-backhoe) (128.7 lpm) |
|---|
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Final drives | spur gear |
| Operator station | Open operator station |
Production
| Type | Industrial tractor |
|---|---|
| Built in | Welshpool, Australia |
| Manufacturer | Chamberlain |
| Years produced | 1969 - 1975 |
Attachments
| Loaders | Chamberlain F750 loader, Chamberlain F1000 loader (3500 lbs lift full at pin, 1587 kg, 50° dump, 45° rollback) |
|---|---|
| Backhoes | Chamberlain BH20 Backhoe, Chamberlain BH25S Backhoe (Transport height 148 inches (375 cm), Digging depth 192 inches (487 cm), Reach from pivot 228 inches (579 cm), Loading height 164 inches (416 cm), Bucket Rotation 185°, Swing Arc 200°), Chamberlain BH30 Backhoe |
Transmission
| Type | gear |
|---|---|
| Gears | 6 forward and 2 reverse |
| Description | Three speeds, plus reverse, in two ranges |