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Chamberlain 55DA tractor

Chamberlain 55DA Specs


Manufacturer Chamberlain
Type Standard-tread tractor
Factory Welshpool, Australia
Total built 341


55KA kerosene engine
55DA diesel engine


Engine Chamberlain 6.6L 2-cyl diesel
Fuel tank 36 gal
Aux. fuel 1.2 gal

Dimensions & Tires

Wheelbase 83 inches
Weight 9000 lbs
Front tire 8.25x20
Rear tire 18x26

Belt Pulley

Diameter 13 inches
Width 7 inches
RPM 810
Speed 2740 ft/min


Drawbar (claimed) 52 hp
Belt (claimed) 54.6 hp


Chassis 4x2 2WD
Final drives bull gears
Steering manual
Brakes mechanical
Cab Open operator station.
Transmission 9-speed gear

Power Take-off (PTO)

Rear RPM 540 (1.375)

Serial Numbers

6/1954 101
1/1955 110
12/1955 281
7/1956 431
Final 441

Chamberlain 55DA engine specs

Engine Detail

Engine Detail
  • Chamberlain
  • diesel
  • 2-cylinder
  • liquid-cooled horizontally-opposed
Displacement 400 ci
Bore/Stroke 6.375x6.25 inches
Cooling system thermosiphon
Compression 13:1
Rated RPM 1200
Starter volts 12

Chamberlain 55DA transmission


Type gear
Gears 9 forward and 3 reverse

Chamberlain 55DA dimensions


Ag front 8.25x20
Ag rear 18x26


Wheelbase 83 inches
Length 135 inches
Width 68 inches
Height 90 inches
Weight 9000 lbs

Chamberlain 55DA photos

Chamberlain 55DA videos