John Deere 4040 Transmission


John Deere 4040 tractor photo
1977 - 1984
4040 Series
Row-Crop tractor
Series:40404040S
Transmissions overview
16-speed partial power shift
8-speed partially synchronized
13-speed creeper
Transmission
Transmission:Quad-Range
Type:partial power shift
Gears:16 forward and 6 reverse
Clutch:hydraulic wet disc
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 hy a hydraulically-controlled planetary that provides an under-drive to each gear.
Speeds
With 18.4-38 rear tires.
4040 Quad-Range partial power shift speeds
Transmission
Transmission:Syncro-Range
Type:partially synchronized
Gears:8 forward and 2 reverse
Clutch:hydraulic wet disc
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
With 18.4-38 rear tires.
4040 Syncro-Range partially synchronized speeds
Transmission
Transmission:Syncro-Range Creeper
Type:creeper
Gears:13 forward and 4 reverse
Clutch:hydraulic wet disc
Adds creeper to gears 1-5 of the Syncro-Range transmission. Creeper engaged by clutching and moving creeper control lever.
Speeds
With 18.4-38 rear tires.
4040 Syncro-Range Creeper creeper speeds
Page information
Last update:January 20, 2022
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