John Deere D (1939-1953)

John Deere D (1939-1953)The John Deere D is a 2WD standard-tread tractor from the Two-Cylinder Letter series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1923 to 1953. This second generation was manufactured from 1939 to 1953. The John Deere D is equipped with an 8.2 L (501.0 cu·in) two-cylinder all-fuel engine and unsynchronized gear transmission with 3 forward and 1 reverse gear.

The JD D standard-tread tractor used the John Deere engine. It is a 8.2 L, 8,210 cm2, (501.0 cu·in) two-cylinder natural aspirated all-fuel engine with 171.0 mm (6.73 in) of the cylinder bore and 178.0 mm (7.01 in) of the piston stroke. The compression ratio rating is 3.91:1.

The John Deere D is equipped with manual steering, integral mechanical or differential steering brakes, an open operator station, and 88.9 liters (23.5 US gal.; 19.6 Imp. gal) fuel tank.

John Deere D Specifications

General Specifications
Model John Deere D
Length 3,450 mm (135.8 in)
Width 1,770 mm (69.7 in)
Height (steering wheel) 1,570 mm (61.8 in)
Wheel base
Weight (operating) 2,720 kg (5,997 lbs)
Fuel tank capacity 88.9 liters (23.5 US gal.; 19.6 Imp. gal)
Battery Two 6V
Cabin type Open operator station
Engine
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 2
Fuel type All-fuel
Displacement 8.2 L, 8,210 cm2, (501.0 cu·in)
Bore and stroke 171.0 mm X 178.0 mm (6.73 in X 7.01 in)
Compression ratio 3.91:1
Horsepower
Starter Manual or electric
Oil capacity: 13.2 L (13.9 US. qt, 11.6 Imp. qt.)
Coolant capacity: 53.0 L (56 US. qt, 46.6 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD
Steering type Manual
Brakes Integral mechanical or differential steering brakes
Transmission model
Transmission type Unsynchronized gear
Gears 3 forward and 1 reverse
Speed Forward: 8.4 kmh (5.2 mph) Reverse: 3.2 kmh (2 mph)
Transmission oil capacity 12.3 L (3.2 US. gal, 2.7 Imp. gal.)
Tires
Front tires Ag: 28×6
Rear tires Ag: 46×12
PTO (Power take-off shaft)
Rear PTO type Transmission (optional)
Rear PTO speed 525 rpm
John Deere D serial numbers
1939 143800
1940 146500
1941 148872
1942 151887
1943 154470
1944 155029
1945 158454
1946 161701
1947 164897
1948 171956
1949 180812
1950 187703
1951 189600
1952 190961
1953 191405
Final 191670