The John Deere 6R 110 tractor tire size is front 420/70R24 and the rear is 420/85R34.
Front tire420/70R24
Rear tire420/85R34
Front/rear setupDifferent front and rear tire sizes
Tire pressure35 PSI, 18 PSI
Rim diameter24 in front, 34 in rear
John Deere 6R 110 Tire Size Details
Front tire size
420/70R24
Rear tire size
420/85R34
Front/rear setup
Different front and rear tire sizes
Original factory tire size
Front 420/70R24, Rear 480/70R38
Replacement tire size
Front 420/70R24, Rear 540/65R34
R1 ag tire size
12.4-24, 8-16
Front tire construction
Metric radial
Rear tire construction
Metric radial
Front section width
420 mm
Rear section width
420 mm
Front aspect ratio
70%
Rear aspect ratio
85%
Front rim diameter
24 in
Rear rim diameter
34 in
Approx front overall diameter
about 47.1 in
Approx rear overall diameter
about 62.1 in
Tire pressure
35 PSI, 18 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
34 in
Average
25.5 in
Low
0 in
High
50 in
John Deere 6R 110 Extra Tire Notes
Tire size note
The John Deere 6R 110 uses different front and rear tire sizes in this data: front 420/70R24 (24 in rim, 420 mm width) and rear 420/85R34 (34 in rim, 420 mm width)
Pressure note
For the John Deere 6R 110 with front 420/70R24 and rear 420/85R34 tires, the pressure values captured in the answer are 35 PSI, 18 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 6R 110 data shows front 420/70R24 and rear 420/85R34. 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.
