The John Deere 6R 155 tractor tire size is front 380/85R30 and the rear is 480/80R46.
Front tire380/85R30
Rear tire480/80R46
Front/rear setupDifferent front and rear tire sizes
Rim diameter30 in front, 46 in rear
John Deere 6R 155 Tire Size Details
Front tire size
380/85R30
Rear tire size
480/80R46
Front/rear setup
Different front and rear tire sizes
Original factory tire size
Front 420/70R24, Rear 480/80R38
R1 ag tire size
12.4R24, 14.9R24
Front tire construction
Metric radial
Rear tire construction
Metric radial
Front section width
380 mm
Rear section width
480 mm
Front aspect ratio
85%
Rear aspect ratio
80%
Front rim diameter
30 in
Rear rim diameter
46 in
Approx front overall diameter
about 55.4 in
Approx rear overall diameter
about 76.2 in
Tire Size Comparison Chart
Front rim diameter comparison
This model
30 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 6R 155 Extra Tire Notes
Tire size note
The John Deere 6R 155 uses different front and rear tire sizes in this data: front 380/85R30 (30 in rim, 380 mm width) and rear 480/80R46 (46 in rim, 480 mm width)
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.
