How to find the interaxle ratio on a John Deere 6R
When changing wheels on tractors, it’s very important to make sure the combination works with the 4WD. Incorrect wheel sizes can wind up the transmission and cause significant (and costly) damage.
Every tractor has an interaxle ratio the wheels need to work with – John Deere tractors have many different interaxle ratio options based on how the tractor was ordered from the factory (gearbox options, tyre sizes and make of tyre can all result in a different interaxle ratio.
To work out the interaxle ratio, we need some information off your machine. This is found in different places depending on tractor model.