Quick answer:
The John Deere Z645 transmission listing shows 12F/4R gears and 12-speed. Top forward speed is 4.1 mph. Transmission options include PowrQuad and hydrostatic.
Forward/reverse gears12F/4R
Forward speed6.6 km/h
Transmission optionsPowrQuad, hydrostatic
John Deere Z645 Transmission Specs
| Forward/reverse gears | 12F/4R |
|---|---|
| Transmission gear count | 12-speed |
| Top forward speed | 4.1 mph |
| Transmission options | PowrQuad, hydrostatic |
| Transmission type | PowrQuad |
Transmission Speed Comparison Chart
Top forward speed comparison
John Deere Z645 Extra Transmission Notes
| Gear note | On the John Deere Z645, 12F/4R forward/reverse gears and a 12-speed transmission figure are the key numerical transmission details. More available speeds usually mean finer control across field, loader and transport work |
|---|---|
| Speed note | The available speed figure for the John Deere Z645 is 4.1 mph forward. Reverse speed was not captured cleanly in this row |
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.







