The Kubota GM90 tractor tire size is front 11.2-24 and rear 14.9-24. Other tire setup data found for this model includes Front 6.00-12, Rear 8.3-16; Front 11.2-24, Rear 7.50-16; Front 11.2-24, Rear 6.00-14; plus 1 more, so confirm the wheel option before ordering.
Front tire11.2-24
Rear tire14.9-24
Front/rear setupDifferent front and rear tire sizes
Rim diameter24 in front/rear
Ballast55 gal
Other setup foundFront 6.00-12, Rear 8.3-16; Front 11.2-24, Rear 7.50-16; Front 11.2-24, Rear 6.00-14; plus 1 more
Kubota GM90 Tire Size Details
Front tire size
11.2-24
Rear tire size
14.9-24
Front/rear setup
Different front and rear tire sizes
Other tire setup found
Front 6.00-12, Rear 8.3-16
Replacement tire size
Front 11.2-24, Rear 7.50-16
R1 ag tire size
Front 11.2-24, Rear 6.00-14
Tire size alternatives / conversions
Front 13.6-38, Rear 11L-16
Front tire construction
Bias/imperial tire
Rear tire construction
Bias/imperial tire
Front section width
11.2 in
Rear section width
14.9 in
Front rim diameter
24 in
Rear rim diameter
24 in
Loaded rear tire ballast / fluid capacity
55 gal
Tire Size Comparison Chart
Front rim diameter comparison
This model
24 in
Average
18 in
Low
12 in
High
28 in
Rear rim diameter comparison
This model
24 in
Average
28 in
Low
18 in
High
38 in
Benchmarks use typical low, average and high rim diameters for the compact / utility tractor category, not scraped low/high outliers.
Kubota GM90 Extra Tire Notes
Tire size note
The Kubota GM90 uses different front and rear tire sizes in this data: front 11.2-24 (24 in rim, 11.2 in width) and rear 14.9-24 (24 in rim, 14.9 in width)
Multiple setup note
This data has more than one tire setup for the Kubota GM90. The main front/rear listing is Front 11.2-24, Rear 14.9-24. Other setup data found: Front 6.00-12, Rear 8.3-16; Front 11.2-24, Rear 7.50-16; Front 11.2-24, Rear 6.00-14; plus 1 more. This usually means different wheel, axle, turf/ag/industrial, or market options rather than one universal tire size
Ballast note
For the Kubota GM90 rear 14.9-24 tires, the ballast figure captured in the answer is 55 gal. Liquid ballast capacity can change by tire brand, fill percentage, wheel setup and ballast fluid type
Front/rear matching note
The Kubota GM90 data shows front 11.2-24 and rear 14.9-24. 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 kubotausa.com website for official information.
