Chamberlain R 1250
The Chamberlain R 1250 is a wheel loader industrial tractor produced by Chamberlain from 1969 to 1975. Built in Welshpool, Australia, it features a Perkins 3.9L 4-cylinder diesel engine producing 64 hp (47.7 kW). It offers two transmission options: a 6-speed gear and a 4-speed torque converter. The tractor has a two-wheel drive with an open operator station. Its hydraulic system is an open center type with 12 gallons (45.4 L) capacity, 1800 psi pressure, and 34 gpm pump flow. Dimensions include a 96-inch (243 cm) wheelbase, 205.5-inch (521 cm) length, and an operating weight of 12842 lbs (5825 kg). The front and rear tires are 18.4-28 and 9.00-20 respectively. The R 1250 is equipped with a front-end loader attachment capable of lifting 4650 lbs (2109 kg) at full pin and a breakout force of 11800 lbs (5352 kg) with various bucket widths available.
Power-
Founded-
ModelR 1250
Technical Specifications
Detailed specifications and technical data for Chamberlain R 1250
Power
| Engine | 64 hp (47.7 kW) |
|---|
Engine
| Type | diesel |
|---|---|
| Model | Perkins 4-236 |
| Power | 64 hp (47.7 kW) |
| Torque | 181 lb-ft (245.4 Nm) |
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 4-cylinder |
| Rated RPM | 2000 |
| Bore/Stroke | 3.875x5.00 inches (98 x 127 mm) |
| Displacement | 235.9 ci (3.9 L) |
| Starter volts | 12 |
Dimensions
| Width | 91.75 inches (233 cm) |
|---|---|
| Length | 205.5 inches (521 cm) |
| Rear tire | 9.00-20 |
| Wheelbase | 96 inches (243 cm) |
| Front tire | 18.4-28 |
| Height (exhaust) | 75.5 inches (191 cm) |
| Operating weight | 12842 lbs (5825 kg) |
Hydraulics
| Type | open center |
|---|---|
| Capacity | 12 gal (45.4 L) |
| Pressure | 1800 psi (124.1 bar) |
| Pump flow | 34 gpm (128.7 lpm) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Operator station | Open operator station |
Production
| Type | Wheel Loader |
|---|---|
| Built in | Welshpool, Australia |
| Manufacturer | Chamberlain |
| Years produced | 1969 - 1975 |
Attachments
| Type | front-end loader |
|---|---|
| Details | Boom rod2.0 inches (5 cm) Dump time0.8s Bucket rod2.0 inches (5 cm) Dump angle50° Lower time2.8s Raise time5.3s Boom cylinder3.5 inches (8 cm) Bucket widths48.5 inches (123 cm), 71.75 inches (182 cm), 87.75 inches (222 cm) Rollback time1.0s Reach (dumped)31.75 inches (80 cm) Reach (ground)49.75 inches (126 cm) Bucket cylinder3.5 inches (8 cm) Height (at pin)126.75 inches (321 cm) Clearance (dumped)98.5 inches (250 cm) Rollback (ground line)45° Breakout force (bucket)11800 lbs (5352 kg) Lift capacity (full at pin)4650 lbs (2109 kg) |
Transmission
| Gears | 6 forward and 2 reverse |
|---|---|
| Options | 6-speed gear, 4-speed torque converter |
| Gear type | gear |
| Gear details | Three speeds, plus reverse, in two ranges |
| Torque converter type | torque converter |
| Torque converter gears | 4 forward and reverse |
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