John Deere Unstyled D
Type: Standard-tread Tractors
Contents:
Production | |
| Manufacturer: | John Deere |
| Type: | Standard-tread tractor |
| Factory: | Waterloo, Iowa, USA |
| Total built: | 160,000 |
| Original price: | $1,000 (1924 ) |
| The D had the longest run of any model of John Deere tractor, the styled and unstyled versions ran from March 1, 1923 until July 3, 1953. Serial numbers 31321 through 31412 are not model Ds, but are Waterloo Boy Ns which were built after model D production had begun. | |
John Deere D Power | |
| Drawbar (claimed): | 15 hp 11.2 kW |
| Belt (claimed): | 27 hp 20.1 kW |
| Plows: | 3 (14-inch) |
| Drawbar (tested): | 29.90 hp 22.3 kW |
| Belt (tested): | 41.59 hp 31.0 kW |
Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | manual |
| Cab: | Open operator station with steel pan seat. |
| Transmissions: | 2-speed unsynchronized gear |
| 3-speed unsynchronized gear | |
Power Take-off (PTO) | |
| Rear PTO: | optional |
| Rear RPM: | 525 |
D Serial Numbers | |
| Location: | Operator's platform, ahead of seat mount. |
| 1924: | 30401 (model years) |
| 1925: | 31280 |
| 1926: | 35309 |
| 1927: | 43410 |
| 1928: | 53388 |
| 1929: | 71645 |
| 1930: | 95367 |
| 1931: | 109944 |
| 1932: | 115509 |
| 1933: | 115665 |
| 1934: | 116273 |
| 1935: | 119100 |
| 1936: | 125079 |
| 1937: | 130700 |
| 1938: | 138413 |
| 1939: | 142300 |
| Final: | 143799 |
Engine Detail | |
| John Deere | |
| all fuel | |
| 2-cylinder | |
| liquid-cooled | |
| Used from beginning until 1927, S/N 53388 | |
| Displacement: | 465 ci 7.6 L |
| Bore/Stroke: | 6.50x7.00 inches 165 x 178 mm |
| Compression: | 3.91:1 |
| Rated RPM: | 800 |
| Firing order: | 1-2 |
| Coolant capacity: | 52 qts 49.2 L |
Dimensions | |
| Length: | 109 inches 276 cm (prior to 1930) |
| 130 inches 330 cm (after 1930) | |
| Width: | 56 inches 142 cm |
| 66.5 inches 168 cm | |
| Weight: | 4090 lbs 1855 kg (early) |
| 5880 lbs 2667 kg (late) | |
