The John Deere 9570R tractor tire size is front 380/80R38 and the rear is 20.8R46.
Front tire380/80R38
Rear tire20.8R46
Front/rear setupDifferent front and rear tire sizes
Tire pressure35 PSI, 20 PSI
Rim diameter38 in front, 46 in rear
John Deere 9570R Tire Size Details
Front tire size
380/80R38
Rear tire size
20.8R46
Front/rear setup
Different front and rear tire sizes
Original factory tire size
Front 380/80R38, Rear 480/80R50
Replacement tire size
Front 5R14, Rear 5R14
R1 ag tire size
800/70R38, 600/70R30
Front tire construction
Metric radial
Rear tire construction
Imperial radial
Front section width
380 mm
Rear section width
20.8 in
Front aspect ratio
80%
Front rim diameter
38 in
Rear rim diameter
46 in
Approx front overall diameter
about 61.9 in
Tire pressure
35 PSI, 20 PSI
Tire size alternatives / conversions
480/80R50, 600/70R30
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
46 in
Average
25.5 in
Low
0 in
High
50 in
John Deere 9570R Extra Tire Notes
Tire size note
The John Deere 9570R uses different front and rear tire sizes in this data: front 380/80R38 (38 in rim, 380 mm width) and rear 20.8R46 (46 in rim, 20.8 in width)
Pressure note
For the John Deere 9570R with front 380/80R38 and rear 20.8R46 tires, the pressure values captured in the answer are 35 PSI, 20 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.
