The John Deere Z850A transmission listing shows 24F/24R gears. Top travel speed is 8 mph forward and 8 mph reverse. Transmission options include AutoPowr IVT, AutoPowr, IVT, AutoQuad Plus, AutoQuad, and PowrQuad Plus.
Forward/reverse gears24F/24R
Forward speed12.9 km/h
Reverse speed12.9 km/h
Transmission optionsAutoPowr IVT, AutoPowr, IVT, AutoQuad Plus + 4 more
For the John Deere Z850A, the main transmission numbers captured here are 24F/24R forward/reverse gears. These are the specs buyers usually compare first because they show the usable gearing range
Speed note
The John Deere Z850A speed data lists 8 mph forward and 8 mph reverse. Forward and reverse speeds are very close in the captured data
Options note
Transmission options captured for the John Deere Z850A include AutoPowr IVT, AutoPowr, IVT, AutoQuad Plus, AutoQuad, PowrQuad Plus, PowrQuad, hydrostatic. The long option list usually means this model family had multiple transmission packages across trims, years or markets
Official information note
Mistakes do happen. Transmission specs can change by year, trim, region, tire size and option package. Please check the operator manual, build sheet and official deere.com website for official information.
