Farm tractors John Deere

John Deere 6420 Transmission

John Deere 6420
John Deere 6420

Transmission

Transmission options
Transmission
12-speed fully synchronized
16-speed partial power shift
24-speed partial power shift
infinitely variable transmission
Transmission
TransmissionJohn Deere SyncroPlus
Typefully synchronized
Gears12 forward and 4 reverse
Clutchwet disc
Oil capacity55 qts
52.1 L
Oil type
Oil typeJD HyGard
Gear configurationThree 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 for a total of 21-forward and 7-reverse. The SyncroPlus Power Reverser adds a fourth gear in the place of reverse, and includes a left-hand reverser lever, for 16 forward and reverse speeds.
Speeds
Tires used for speedsWith 18.4x30 R1 rear tires.
Transmission
TransmissionJohn Deere PowrQuad
Typepartial power shift
Gears16 forward and reverse
Clutchwet disc
Oil capacity51.8 qts
49.0 L
Oil type
Oil typeJD HyGard
Gear configurationFour 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 twelve speeds for 28 forward and reverse. The PowrQuad uses a gear-shift lever while the PowrQuad Plus (cab tractors only) offers push-button gear shifting.
Speeds
Tires used for speedsWith 18.4x30 R1 rear tires.
Transmission
TransmissionJohn Deere PowrQuad Plus
Typepartial power shift
Gears24 forward and reverse
Clutchwet disc
Oil capacity52.8 qts
50.0 L
Oil type
Oil typeJD HyGard
Gear configurationFour 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. Optional AutoQuad offers automatic gear shifting to match load.
Speeds
Tires used for speedsWith 18.4x30 R1 rear tires.
Transmission
TransmissionJohn Deere IVT
Typeinfinitely variable transmission
Gearsinfinite forward and reverse
Oil capacity63.4 qts
60.0 L
Oil type
Oil typeJD Hy-Gard
NotesContinuously-variable transmission with built-in creeper and left-hand reverser lever. Speed-adjusting dial sets the maximum speed for each band. Setting maximum speed of Band 1 to less than 2 KPH (1.3 MPH) engages creeper mode. Only available on cab tractors.

Values may vary by engine, transmission or configuration. View source page