The Kubota RV tractor tire size is front 6-14 and rear 7.50-18.
Front tire6-14
Rear tire7.50-18
Front/rear setupDifferent front and rear tire sizes
Tire pressure30 PSI, 16 PSI
Rim diameter14 in front, 18 in rear
Ballast10 gal
Kubota RV Tire Size Details
Front tire size
6-14
Rear tire size
7.50-18
Front/rear setup
Different front and rear tire sizes
Front tire construction
Bias/imperial tire
Rear tire construction
Bias/imperial tire
Front section width
6 in
Rear section width
7.5 in
Front rim diameter
14 in
Rear rim diameter
18 in
Tire pressure
30 PSI, 16 PSI
Loaded rear tire ballast / fluid capacity
10 gal
Tire Size Comparison Chart
Front rim diameter comparison
This model
14 in
Average
12 in
Low
8 in
High
16 in
Rear rim diameter comparison
This model
18 in
Average
16 in
Low
12 in
High
24 in
Benchmarks use typical low, average and high rim diameters for the sub-compact / compact tractor category, not scraped low/high outliers.
Kubota RV Extra Tire Notes
Tire size note
The Kubota RV uses different front and rear tire sizes in this data: front 6-14 (14 in rim, 6 in width) and rear 7.50-18 (18 in rim, 7.5 in width)
Pressure note
For the Kubota RV with front 6-14 and rear 7.50-18 tires, the pressure values captured in the answer are 30 PSI, 16 PSI. Tire pressure is load-dependent, so use this as a reference value rather than a universal setting
Ballast note
For the Kubota RV rear 7.50-18 tires, the ballast figure captured in the answer is 10 gal. Liquid ballast capacity can change by tire brand, fill percentage, wheel setup and ballast fluid type
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 kubotausa.com website for official information.
