The John Deere SST15 tractor tire size is front 13×5.0-16 and the rear is 20×10-8.
Front tire13×5.0-16
Rear tire20×10-8
Front/rear setupDifferent front and rear tire sizes
Tire pressure12 PSI, 14 PSI
Rim diameter16 in front, 8 in rear
John Deere SST15 Tire Size Details
Front tire size
13×5.0-16
Rear tire size
20×10-8
Front/rear setup
Different front and rear tire sizes
Front tire construction
Flotation/implement tire
Rear tire construction
Flotation/implement tire
Front section width
5 in
Rear section width
10 in
Front rim diameter
16 in
Rear rim diameter
8 in
Approx front overall diameter
about 13 in
Approx rear overall diameter
about 20 in
Tire pressure
12 PSI, 14 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
8 in
Average
25.5 in
Low
0 in
High
50 in
John Deere SST15 Extra Tire Notes
Tire size note
The John Deere SST15 uses different front and rear tire sizes in this data: front 13×5.0-16 (16 in rim, 5 in width) and rear 20×10-8 (8 in rim, 10 in width)
Pressure note
For the John Deere SST15 with front 13×5.0-16 and rear 20×10-8 tires, the pressure values captured in the answer are 12 PSI, 14 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 SST15 data shows front 13×5.0-16 and rear 20×10-8. 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.
