Allis Chalmers

WD

Farm tractor · 1948–1953 · 28 hp

The Allis Chalmers WD is a farm tractor manufactured from 1948 to 1953. It features a Allis Chalmers engine, and manual worm and horizontal sector steering. The transmission is a non-synchronized gear type with 4 forward and 1 reverse.

Engine

EngineAllis Chalmers
Fuel Typetractor fuel
Cylinders4
Coolingliquid-cooled vertical I-head
Displacement201 ci (3.3 L)
Bore4 in (102 mm)
Stroke4 in (102 mm)
Compression Ratio4.5
Power PTO26 hp (19.4 kW)
Power Drawbar30.23 hp (22.5 kW)
Power Belt34.63 hp (25.8 kW)
Starter Volts6
Starter Typeelectric
Coolant Capacity14 qts (13.2 L)
ManufacturerAllis Chalmers
Rated1,400 RPM
Firing Order1-2-4-3

Transmission

Transmission Typenon-synchronized gear
Gears4 forward and 1 reverse
Available Options4-speed non-synchronized gear

Hydraulics

Typeopen center
Pressure1,200 psi (82.7 bar)
Valves1
System Capacity1.25 gal (4.7 L)

Hitch

Rear TypeSingle Hitch Point

Dimensions

Length127 in (322 cm)
Height81.5 in (207 cm)
Wheelbase88.1 in (223 cm)
Rear Tread55.6 in (141 cm)

Weight

Operating3,500 lbs (1,587 kg)
Ballasted5,050 lbs (2,290 kg)

Tires & Tracks

Front Ag5.50-16
Rear Ag11-28, 12-28

Fuel

Capacity15 gal (56.8 L)

Steering

Typemanual worm and horizontal sector