john deere 7820

John Deere 7820 tractor photo
2004 - 2007 7020 SeriesRow-Crop tractor
2004 - 2007
7020 Series
Row-Crop tractor
2004 - 2007
7020 Series
Row-Crop tractor
2004 - 2007
7020 Series
Row-Crop tractor
Transmission options
16-speed partial power shift
20-speed
infinitely variable transmission
Transmission
Transmission
PowrQuad Plus
Type
partial power shift
Gears
16 forward and reverse
Clutch
hydraulic wet discs
Four power-shift gears (1-4) in four synchronized ranges (A-D) with left-hand reverser. Power shuttle shifting between forward and reverse.
Transmission
Transmission
PowrQuad Plus
Gears
20 forward and reverse
Clutch
hydraulic wet discs
Four power-shift gears (1-4) in five synchronized ranges (A-E) with left-hand reverser. Power shuttle shifting between forward and reverse.
Speeds
With Group 46 rear tires. Reverse speeds are about 4% faster than corresponding forward speed.
7820 PowrQuad Plus  speeds
Transmission
Transmission
AutoQuad Plus
Gears
20 forward and reverse
Clutch
hydraulic wet discs
Four power-shift gears (1-4) in five synchronized ranges (A-E) with left-hand reverser. Power shuttle shifting between forward and reverse. AutoQuad mode offers automatic load-matched gear shifting with standard and economy-shift settings.
Speeds
With Group 46 rear tires. Reverse speeds are about 4% faster than corresponding forward speed.
7820 AutoQuad Plus  speeds
Transmission
Transmission
AutoPowr IVT
Type
infinitely variable transmission
Gears
infinite forward and reverse
Hydro-mechanical IVT controlled via right-hand speed lever and left-hand reverser lever. Knob on the speed lever adjusts the set speeds for two ranges. Minimum speed of 50 meters per hour (164 feet per hour). The IVT was available on the 7820 only when equipped with four-wheel drive.
Speeds
7820 AutoPowr IVT infinitely variable transmission speeds