The John Deere 85F tractor tire size is front 70-16 and the rear is 85-24.
Front tire70-16
Rear tire85-24
Front/rear setupDifferent front and rear tire sizes
Tire pressure18 PSI, 35 PSI
Rim diameter16 in front, 24 in rear
John Deere 85F Tire Size Details
Front tire size
70-16
Rear tire size
85-24
Front/rear setup
Different front and rear tire sizes
R1 ag tire size
5.00-15, 11.2-24
Front tire construction
Bias/imperial tire
Rear tire construction
Bias/imperial tire
Front section width
70 in
Rear section width
85 in
Front rim diameter
16 in
Rear rim diameter
24 in
Tire pressure
18 PSI, 35 PSI
Tire Size Comparison Chart
Front rim diameter comparison
This model
16 in
Average
17.1 in
Low
4 in
High
50 in
Rear rim diameter comparison
This model
24 in
Average
25.5 in
Low
0 in
High
50 in
John Deere 85F Extra Tire Notes
Tire size note
The John Deere 85F uses different front and rear tire sizes in this data: front 70-16 (16 in rim, 70 in width) and rear 85-24 (24 in rim, 85 in width)
Pressure note
For the John Deere 85F with front 70-16 and rear 85-24 tires, the pressure values captured in the answer are 18 PSI, 35 PSI. Tire pressure is load-dependent, so use this as a reference value rather than a universal setting
Official information note
Mistakes do happen. Tire sizes can change by year, axle, wheel/rim option, tyre brand, tread type and local market. Please check the tire sidewall, operator manual and official deere.com website for official information.
