The John Deere 9RX 540 tractor tire size is front 800/70R38 and the rear is 800/70R38.
Front tire800/70R38
Rear tire800/70R38
Front/rear setupSame front and rear tire size
Rim diameter38 in front/rear
John Deere 9RX 540 Tire Size Details
Front tire size
800/70R38
Rear tire size
800/70R38
Front/rear setup
Same front and rear tire size
R1 ag tire size
650/65R42, 600/70R30
Tire construction
Metric radial
Section width
800 mm
Aspect ratio
70%
Sidewall height
560 mm
Rim diameter
38 in
Approx overall diameter
about 82.1 in
Tire Size Comparison Chart
Front rim diameter comparison
This model
38 in
Average
17.1 in
Low
4 in
High
50 in
Rear rim diameter comparison
This model
38 in
Average
25.5 in
Low
0 in
High
50 in
John Deere 9RX 540 Extra Tire Notes
Tire size note
The John Deere 9RX 540 uses 800/70R38 on both the front and rear in this data, so the same tire-size details apply to both axles: metric radial, 800 mm section width, 70% aspect ratio, 38 in rim, approx 82.1 in overall diameter
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.
