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Chamberlain R 1250

Chamberlain R 1250 tractor
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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.
Chamberlain R 1250industrial tractorPerkins 4-236 enginewheel loader64 hp tractorfront-end loadertractor specifications
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 rod:2.0 inches (5 cm)
Dump time:0.8s
Bucket rod:2.0 inches (5 cm)
Dump angle:50°
Lower time:2.8s
Raise time:5.3s
Boom cylinder:3.5 inches (8 cm)
Bucket widths:48.5 inches (123 cm), 71.75 inches (182 cm), 87.75 inches (222 cm)
Rollback time:1.0s
Reach (dumped):31.75 inches (80 cm)
Reach (ground):49.75 inches (126 cm)
Bucket cylinder:3.5 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

Related Models

Chamberlain Champion Mk III

Model:Champion Mk III