Quick answer:
The John Deere 1550 tractor tire size is front 6.50-16 and the rear is 12.4-36.
Front tire6.50-16
Rear tire12.4-36
Front/rear setupDifferent front and rear tire sizes
Tire pressure24 PSI, 44 PSI, 12 PSI, 14 PSI
Rim diameter16 in front, 36 in rear
John Deere 1550 Tire Size Details
| Front tire size | 6.50-16 |
|---|---|
| Rear tire size | 12.4-36 |
| Front/rear setup | Different front and rear tire sizes |
| R1 ag tire size | 6.50-16, 12.4-36, 11.2-24 |
| Front tire construction | Bias/imperial tire |
| Rear tire construction | Bias/imperial tire |
| Front section width | 6.5 in |
| Rear section width | 12.4 in |
| Front rim diameter | 16 in |
| Rear rim diameter | 36 in |
| Tire pressure | 24 PSI, 44 PSI, 12 PSI, 14 PSI |
| Tire size alternatives / conversions | 6.50-16, 12.4-36, 7.00-16, 13.6-36 |
Tire Size Comparison Chart
Front rim diameter comparison
Rear rim diameter comparison
John Deere 1550 Extra Tire Notes
| Tire size note | The John Deere 1550 uses different front and rear tire sizes in this data: front 6.50-16 (16 in rim, 6.5 in width) and rear 12.4-36 (36 in rim, 12.4 in width) |
|---|---|
| Pressure note | For the John Deere 1550 with front 6.50-16 and rear 12.4-36 tires, the pressure values captured in the answer are 24 PSI, 44 PSI, 12 PSI, 14 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.







