The John Deere AWD tractor tire size is front 8.3-24 and the rear is 18.4R46.
Front tire8.3-24
Rear tire18.4R46
Front/rear setupDifferent front and rear tire sizes
Tire pressure30 PSI, 36 PSI
Rim diameter24 in front, 46 in rear
John Deere AWD Tire Size Details
Front tire size
8.3-24
Rear tire size
18.4R46
Front/rear setup
Different front and rear tire sizes
Original factory tire size
Front 18×8.5-10, Rear 26×12-12
Replacement tire size
Front 7.00-14, Rear 12.4-24
R1 ag tire size
7.50-18, 14-34, 15-34, 6.0-14.0
Front tire construction
Bias/imperial tire
Rear tire construction
Imperial radial
Front section width
8.3 in
Rear section width
18.4 in
Front rim diameter
24 in
Rear rim diameter
46 in
Tire pressure
30 PSI, 36 PSI
Tire Size Comparison Chart
Front rim diameter comparison
This model
24 in
Average
17.1 in
Low
4 in
High
50 in
Rear rim diameter comparison
This model
46 in
Average
25.5 in
Low
0 in
High
50 in
John Deere AWD Extra Tire Notes
Tire size note
The John Deere AWD uses different front and rear tire sizes in this data: front 8.3-24 (24 in rim, 8.3 in width) and rear 18.4R46 (46 in rim, 18.4 in width)
Pressure note
For the John Deere AWD with front 8.3-24 and rear 18.4R46 tires, the pressure values captured in the answer are 30 PSI, 36 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 AWD data shows front 8.3-24 and rear 18.4R46. 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.
