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Allis Chalmers 645

The Allis Chalmers 645 is a wheel loader produced from 1965 to 1971 as part of the 45 Series. It was built in Deerfield, Illinois, USA, with a total production of 3012 units. It features a turbocharged 7.0L 6-cylinder diesel engine producing 165 hp (123 kW) net power, coupled with a 4-speed power shift transmission. The loader has four-wheel drive with planetary final drives and articulated power steering. The operator station is open with an optional cab and heater. Hydraulics include a 71 gpm pump flow and 18 gpm steering flow. Dimensions include a 116 inch (294 cm) wheelbase and a shipping weight of 22930 lbs (10401 kg). Tires are industrial size 17.5-25 front and rear, with other size options available. Attachments include a front-end loader with 40° rollback at ground line.
Allis Chalmers 645wheel loadertractor7.0L diesel engine165 hppower shift transmission19651971
Power-
Founded-
Model645

Technical Specifications

Detailed specifications and technical data for Allis Chalmers 645

Power

Engine (net):165 hp (123.0 kW)

Tires

Industrial rear:17.5-25, 14-24, 16-24, 20.5-25
Industrial front:17.5-25, 14-24, 16-24, 20.5-25

Engine

Type:turbocharged diesel
Model:Allis Chalmers 3500
Torque:434 lb-ft (588.5 Nm)
Cooling:liquid-cooled inline
Starter:electric
Cylinders:6-cylinder
Rated RPM:2200
Torque RPM:1600
Bore/Stroke:4.25x5.00 inches (108 x 127 mm)
Power (net):165 hp (123.0 kW)
Displacement:426 ci (7.0 L)
Starter volts:24

Dimensions

Wheelbase:116 inches (294 cm)
Rear tread:76 inches (193 cm)
Front tread:76 inches (193 cm)
Shipping weight:22930 lbs (10401 kg)

Hydraulics

Pump flow:71 gpm (268.7 lpm)
Steering flow:18 gpm (68.1 lpm)

Mechanical

Drive:Four-wheel drive
Steering:Articulated power steering
Final drives:planetary
Operator station:Open operator station. Cab optional with heater.

Production

Type:Wheel Loader
Series:45 Series
Built in:Deerfield, Illinois, USA
Total built:3012
Years produced:1965 - 1971

Attachments

Loader:front-end loader
645 Loader:40° rollback (ground line)

Transmission

Type:power shift
Gears:4 forward and 2 reverse

Related Models

Allis Chalmers 645B

Model:645B

Allis Chalmers 545

Model:545

Allis Chalmers 745

Model:745