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Chamberlain 55KA Chamberlain Logo
Chamberlain model 55KA No sound available
   
Serial No: 337
Build Year: 1956
   
Owner: Gibbs Family Tractor Collection
Original Owner: Frahn Family
From: Mannum, South Australia.

Tractor History

This tractor was used purchased from the Frahn Family clearing sale.

SPECIFICATIONS
ENGINE
  • 2 cylinder, horizontally opposed, side valve, 4 stroke, bore 6.625 in., stroke 6.250 in.
  • 1,200 & 1,300 rpm.
  • Displacement per cylinder: 215 cubic inch, compression ratio 4 to 1
  • Magneto ignition.
HORSEPOWER
  • 52.5 Max. belt, 44.6 Rated belt.
  • 50.0 Max. drawbar, 37.5 Rated drawbar.
  • 7,122 lb Max. drawbar pull at 2.375 mph.
FUEL
  • Kerosene. Fuel tank capacity 23.0 imp.gallons.
  • Gasoline tank capacity 3.5 imp.gallons.
  • Carbruetter Equipment.
COOLING
  • Thermo-syphon system controlled by radiator shutters operated from the drivers seat.
  • Water temperature indicator ( gauge ) mounted on the instrument panel.
GOVERNOR
  • Mechanical. Controlled by hand lever.
ELECTRICAL
  • 12 Volt starting and lighting system.
  • Twin filament head lamps.
TRANSMISSION
  • A three speed and reverse sliding spur gearbox mounted on the rear of the engine, proving nine forward gears and three reverse.
  • Gears are forged from high grade alloy steel and case hardened.
DIFFERENTIAL
  • Bevel gear type with hypoid crown wheel and pinion, running at four times rear wheel speed.
FINAL DRIVES
  • Two large ( 18 inch diameter ) case-hardened bull gears meshing with pinions on the differential shaft.
  • Rear axles are 3.50 inches in diameter, high tensile steel.
STEERING BRAKES
  • Individual steering brakes with separate pedals to assist steering under exceptional circumstances.
  • Rear axles are 3.50 inches in diameter, high tensile steel.
TYRE AND WHEEL EQUIPMENT
  • Front - 7.50 x 18.0 on split cast wheels. ( Optional 8.25 x 20 )
  • Rear - 15.0 x 30.0 on split cast wheels. ( Optional 18 x 26 )
STEERING
  • Recirculating ball type steering gear.
  • Connected to front wheels by adjustable draglink and track rods fitted with ball joints.
POWER TAKE-OFF
  • Splined shaft is to the A.S.A.E. standard of 1.375 in. 6B.
  • Shaft speed is 540 rpm. clockwise rotation (viewed from rear).
  • Height above ground - 32.5 in. on 18.00 x 26.0 tyres.
  • End of shaft 14.0 in. ahead of drawbar pin & and 2.0 in. to right of center.
BELT PULLEY (Optinal Extra Equipment)
  • Pulley - 13.0 in. diameter x 7.0 in. wide.
  • Pulley Speed - 810 rpm.
OVERALL DIMENSION
  • Length 135.0 in., Width 68.0 in., Height 90.0 in.
  • Wheelbase 83.0 in.
  • Turning circle 12ft-8in.
OVERALL WEIGHT
  • Standard (on 18.0 x 26.0 tyres) without water or weights - 9,120 lbs.
SPECIFICATIONS AND GEAR CHART ( M.P.H. on Standard Tyres )
Eng.rpm 1 Low 2 Low 3 Low 1 Int 2 Int 3 Int 1 High 2 High 3 High
1,200 2.4 2.9 3.4 4.0 5.0 6.3 9.5 11.5 13.8
1,300 2.5 3.1 3.6 4.5 5.5 6.8 10.3 12.5 15.0

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Gibbs Family Tractor Collection
PO BOX 768 Loxton
South Australia 5333
Telephone/Facsimilie: 08 8587 6236
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