Quick answer:
The John Deere 2320 tractor tire size is front 23×8.5-12 and the rear is 31×12-16.5.
Front tire23×8.5-12
Rear tire31×12-16.5
Front/rear setupDifferent front and rear tire sizes
Tire pressure35 PSI, 40 PSI, 25 PSI, 20 PSI
Rim diameter12 in front, 16.5 in rear
John Deere 2320 Tire Size Details
| Front tire size | 23×8.5-12 |
|---|---|
| Rear tire size | 31×12-16.5 |
| Front/rear setup | Different front and rear tire sizes |
| Front tire construction | Flotation/implement tire |
| Rear tire construction | Flotation/implement tire |
| Front section width | 8.5 in |
| Rear section width | 12 in |
| Front rim diameter | 12 in |
| Rear rim diameter | 16.5 in |
| Approx front overall diameter | about 23 in |
| Approx rear overall diameter | about 31 in |
| Tire pressure | 35 PSI, 40 PSI, 25 PSI, 20 PSI |
Tire Size Comparison Chart
Front rim diameter comparison
Rear rim diameter comparison
John Deere 2320 Extra Tire Notes
| Tire size note | The John Deere 2320 uses different front and rear tire sizes in this data: front 23×8.5-12 (12 in rim, 8.5 in width) and rear 31×12-16.5 (16.5 in rim, 12 in width) |
|---|---|
| Pressure note | For the John Deere 2320 with front 23×8.5-12 and rear 31×12-16.5 tires, the pressure values captured in the answer are 35 PSI, 40 PSI, 25 PSI, 20 PSI. Tire pressure is load-dependent, so use this as a reference value rather than a universal setting |
| Front/rear matching note | The John Deere 2320 data shows front 23×8.5-12 and rear 31×12-16.5. When changing either size, front/rear rolling circumference and lead/lag need to stay within the correct range |
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.







