Quick answer:
The John Deere L108 tractor tire size is front 15×6-6 and the rear is 20×8-8.
Front tire15×6-6
Rear tire20×8-8
Front/rear setupDifferent front and rear tire sizes
Rim diameter6 in front, 8 in rear
John Deere L108 Tire Size Details
| Front tire size | 15×6-6 |
|---|---|
| Rear tire size | 20×8-8 |
| Front/rear setup | Different front and rear tire sizes |
| Front tire construction | Flotation/implement tire |
| Rear tire construction | Flotation/implement tire |
| Front section width | 6 in |
| Rear section width | 8 in |
| Front rim diameter | 6 in |
| Rear rim diameter | 8 in |
| Approx front overall diameter | about 15 in |
| Approx rear overall diameter | about 20 in |
Tire Size Comparison Chart
Front rim diameter comparison
Rear rim diameter comparison
John Deere L108 Extra Tire Notes
| Tire size note | The John Deere L108 uses different front and rear tire sizes in this data: front 15×6-6 (6 in rim, 6 in width) and rear 20×8-8 (8 in rim, 8 in width) |
|---|---|
| Front/rear matching note | The John Deere L108 data shows front 15×6-6 and rear 20×8-8. 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.







