| | 1978 - 1982 |
| Iron Horses Series | | Row-Crop tractor |
|
Series map:
4040
4240
4440
100.0hp*
122.2hp*
144.4hp*
*Estimated engine power for comparison only.
| Transmission options |
| 16-speed partial power shift |
| 8-speed full power shift |
| 8-speed partially synchronized |
| 13-speed creeper |
| Transmission |
| Transmission | John Deere Quad-Range
|
| Type | partial power shift
|
| Gears | 16 forward and 6 reverse
|
| Oil capacity | 62 qts
58.7 L
|
| Four gears (1-4) in four ranges (A-D). Power shift between pairs 1-2 and 3-4 in each range, with synchronized shift between 2-3. Two reverses in ranges A-C. Tractor must be stopped, and clutch used, to shift ranges. Power shift is provided by a hydraulically-controlled planetary that provides an under-drive to each gear. |
| Speeds |
| With 18.4-38 rear tires. |
|
| Shift Pattern |
 |
| Transmission |
| Transmission | John Deere PowerShift
|
| Type | full power shift
|
| Gears | 8 forward and 4 reverse
|
| Oil capacity | 54 qts
51.1 L
|
| Clutchless shift-on-the-move power shift between all eight forward and four reverse gears. Inching pedal provided for hooking up implements and other precision work. |
| Speeds |
|
| Shift Pattern |
 |
| Transmission |
| Transmission | John Deere Syncro-Range
|
| Type | partially synchronized
|
| Gears | 8 forward and 2 reverse
|
| Oil capacity | 62 qts
58.7 L
|
| Four shift stations with two forward gears each. Reverse gear in stations one and two. Shifts between gears within a station are synchronized (clutch must be used). Tractor must be stopped, and clutch used, to select shift stations. |
| Speeds |
|
| Shift Pattern |
 |
| Transmission |
| Transmission | John Deere Syncro-Range Creeper
|
| Type | creeper
|
| Gears | 13 forward and 5 reverse
|
| Oil capacity | 62 qts
58.7 L
|
| Adds creeper to gears 1-5 of the Syncro-Range transmission. Creeper engaged by clutching and moving creeper control lever. |
| Speeds |
|
| Shift Pattern |
 |
| Page information |
 |
| Copyright 2024 TractorData.com® |
| TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. |
| Peter Easterlund - owner/author |
| Email: Peter@TractorData.com |
| Updated on April 5, 2022 |
©2000-2024 - TractorData.com®. Notice: Every attempt is made to ensure the data listed
is accurate. However, differences between sources, incomplete listings,
errors, and data entry mistakes do occur.
Consult official
literature from the manufacturer before attempting any service or repair.
