John Deere 6420L Transmission


John Deere 6420L tractor photo
2002 - 2006
Orchard/Vineyard tractor
Series map:
6320L
6420L
6520L
99.0hp
110.0hp
105.6hp*
*Estimated engine power for comparison only.
Transmission options
12-speed fully synchronized
16-speed power shuttle
16-speed partial power shift
24-speed partial power shift
Transmission
TransmissionJohn Deere SyncroPlus
Typefully synchronized
Gears12 forward and 4 reverse
Clutchwet disc
Oil capacity55 qts
52.1 L
Oil type
JD Hy-Gard
Three gears (1-3) plus reverse (R) in four ranges (A-D). Directional, gear, and range changes are synchronized and may be shifting while moving by using the clutch. Optional creeper adds an additional nine forward and three reverse speeds (ranges A-C) for a total of 21-forward and 7-reverse.
Speeds
With 18.4x26 R1 rear tires.
6420L SyncroPlus fully synchronized speeds
Transmission
TransmissionJohn Deere SyncroPlus Power Reverser
Typepower shuttle
Gears16 forward and reverse
Clutchwet disc
Oil capacity55 qts
52.1 L
Oil type
JD Hy-Gard
Four gears (1-4) in four ranges (A-D) with left-hand reverser. Gear and range shifts are synchronized. Power shuttle shifting between forward and reverse. Only available on open-station (ROPS) equipped tractors.
Speeds
With 18.4x26 R1 rear tires.
6420L SyncroPlus Power Reverser power shuttle speeds
Transmission
TransmissionJohn Deere PowrQuad
Typepartial power shift
Gears16 forward and reverse
Clutchwet disc
Oil capacity51.8 qts
49.0 L
Oil type
JD Hy-Gard
Four gears (1-4) in four ranges (A-D) with reverser lever. Clutchless power shift between gears (1-4) and direction changes (power shuttle). Range shifts (A-D) are synchronized, and may be shifted while the tractor is moving by using the clutch. Optional creeper adds an additional 12 speeds for 28 forward and reverse (ranges A-C). The PowrQuad uses a gear-shift lever while the PowrQuad Plus (cab tractors only) offers push-button gear shifting.
Speeds
With 18.4x26 R1 rear tires.
6420L PowrQuad partial power shift speeds
Transmission
TransmissionJohn Deere PowrQuad Plus
Typepartial power shift
Gears24 forward and reverse
Clutchwet disc
Oil capacity52.8 qts
50.0 L
Oil type
JD Hy-Gard
Four gears (1-4) in six ranges (A-F) with reverser lever. Push-button power shifting between gears (1-4) and power shuttle directional shifting using the reverser lever. Ranges (A-F) may be shifted on the move by using the clutch.
Speeds
With 18.4x26 R1 rear tires.
6420L PowrQuad Plus partial power shift speeds
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
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Updated on June 16, 2016
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