John Deere Unstyled D (1923-1939)

John Deere Unstyled D (1923-1939)The John Deere Unstyled 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 first generation was manufactured from 1923 to 1939.

The John Deere model D is equipped with one of two engines: a 7.6 L (465.0 cu·in) two-cylinder all-fuel engine or an 8.2 L (501.0 cu·in) two-cylinder all-fuel engine and one of two transmissions: unsynchronized gear transmission with 2 forward and 1 reverse gear, used from 1923 to 1935, and unsynchronized gear transmission with 3 forward and 1 reverse gear, was introduced in 1935.

The tractor could be equipped with the following engines:

  • John Deere (1923-1927). It is a 7.6 L, 7,620 cm2, (465.0 cu·in) two-cylinder natural aspirated all-fuel engine with 165.0 mm (6.5 in) of the cylinder bore and 178.0 mm (7.01 in) of the piston stroke. The compression ratio rating is 3.91:1.
  • John Deere (1927-1939). It is a 8.2 L, 8,210 cm2, (501.0 cu·in) two-cylinder natural aspirated all-fuel engine. The cylinder bore is 171.0 mm (6.73 in) and the piston stroke is 178.0 mm (7.01 in). The compression ratio rating is 3.91:1.

The JD Unstyled D is equipped with manual steering, an open operator station, and 68.1 liters (18 US gal.; 15 Imp. gal) fuel tank.

John Deere Unstyled D Specifications

General Specifications
ModelJohn Deere Unstyled D
Length Before 193: 2,760 mm (108.7 in)
After 1930: 3,300 mm (129.9 in)
Width1,420 mm (55.9 in)
Height (hood) Before 193: 1,420 mm (55.9 in)
1930-1934: 1,470 mm (58.0 in)
After 1934: 1,550 mm (61.0 in)
Weight Early: 1,855 kg (4,090 lbs)
Late: 2,670 kg (5,886 lbs)
Fuel tank capacity Before 1931: 68.1 liters (18 US gal.; 15 Imp. gal)
After 1931: 88.9 liters (23.5 US gal.; 19.6 Imp. gal)
Battery
Cabin typeOpen operator station
Engine
Engine modelJohn Deere
Engine typeFour-stroke, liquid-cooled, inline
Cylinders2
Fuel typeAll-fuel
Displacement7.6 L, 7,620 cm2, (465.0 cu·in)
Bore and stroke165.0 mm X 178.0 mm (6.5 in X 7.01 in)
Compression ratio3.91:1
Horsepower
Coolant capacity:49.2 L (52 US. qt, 43.3 Imp. qt.)
Engine
Engine modelJohn Deere
Engine typeFour-stroke, liquid-cooled, inline
Cylinders2
Fuel typeAll-fuel
Displacement8.2 L, 8,210 cm2, (501.0 cu·in)
Bore and stroke171.0 mm X 178.0 mm (6.73 in X 7.01 in)
Compression ratio3.91:1
Horsepower
StarterElectric
Oil capacity:12.3 L (13 US. qt, 10.8 Imp. qt.)
Coolant capacity: Before 1931: 49.2 L (52 US. qt, 43.3 Imp. qt.)
After 1931: 53.0 L (56 US. qt, 46.6 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD
Steering typeManual
Brakes
Transmission model
Transmission typeUnsynchronized gear
Gears2 forward and 1 reverse
Speed Forward: 5.3 kmh (3.3 mph) Reverse: kmh (0 mph)
Transmission model
Transmission typeUnsynchronized gear
Gears3 forward and 1 reverse
Speed Forward: 6.4 kmh (4 mph) Reverse: 2.4 kmh (1.5 mph)
Tires
Front tires Ag: 8×5 (steel), 28×6 (steel), 7.50×18
Rear tires Ag: 46×12 (steel), 12.75×28
PTO (Power take-off shaft)
Rear PTO typeOptional
Rear PTO speed525 rpm
John Deere D serial numbers
192430401
192531280
192635309
192743410
192853388
192971645
193095367
1931109944
1932115509
1933115665
1934116273
1935119100
1936125079
1937130700
1938138413
1939142300
Final143799
ATTENTION! Dear visitors, this site is not a trading platform, an official dealer or a spare parts supplier, so we do not have any price lists, spare parts catalogs, service or owner manuals. We are an information portal and provide the technical specifications.

We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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