The John Deere 1641 tractor tire size is front 7.50-18 and the rear is 23×10.5-12.
Front tire7.50-18
Rear tire23×10.5-12
Front/rear setupDifferent front and rear tire sizes
Tire pressure24 PSI, 44 PSI
Rim diameter18 in front, 12 in rear
John Deere 1641 Tire Size Details
Front tire size
7.50-18
Rear tire size
23×10.5-12
Front/rear setup
Different front and rear tire sizes
Replacement tire size
Front 16.9-28, Rear 11.2-24
R1 ag tire size
7.50-16, 14.9-24
Front tire construction
Bias/imperial tire
Rear tire construction
Flotation/implement tire
Front section width
7.5 in
Rear section width
10.5 in
Front rim diameter
18 in
Rear rim diameter
12 in
Approx rear overall diameter
about 23 in
Tire pressure
24 PSI, 44 PSI
Tire Size Comparison Chart
Front rim diameter comparison
This model
18 in
Average
17.1 in
Low
4 in
High
50 in
Rear rim diameter comparison
This model
12 in
Average
25.5 in
Low
0 in
High
50 in
John Deere 1641 Extra Tire Notes
Tire size note
The John Deere 1641 uses different front and rear tire sizes in this data: front 7.50-18 (18 in rim, 7.5 in width) and rear 23×10.5-12 (12 in rim, 10.5 in width)
Pressure note
For the John Deere 1641 with front 7.50-18 and rear 23×10.5-12 tires, the pressure values captured in the answer are 24 PSI, 44 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 1641 data shows front 7.50-18 and rear 23×10.5-12. 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.
