The Kubota KB19X tractor tire size is front 6.00-12 and rear 24×12-12. Other tire setup data found for this model includes Front 7-16, Rear 7-16; Front 6.00-12, Rear 8.3-22; Front 8.3-22, Rear 6.00-12; plus 1 more, so confirm the wheel option before ordering.
Front tire6.00-12
Rear tire24×12-12
Front/rear setupDifferent front and rear tire sizes
Tire pressure35 PSI, 18 PSI
Rim diameter12 in front/rear
Ballast29 gal
Other setup foundFront 7-16, Rear 7-16; Front 6.00-12, Rear 8.3-22; Front 8.3-22, Rear 6.00-12; plus 1 more
Kubota KB19X Tire Size Details
Front tire size
6.00-12
Rear tire size
24×12-12
Front/rear setup
Different front and rear tire sizes
Other tire setup found
Front 7-16, Rear 7-16
Replacement tire size
Front 6.00-12, Rear 8.3-22
R1 ag tire size
Front 8.3-22, Rear 6.00-12
Tire size alternatives / conversions
Front 8.3-22, Rear 80-12
Front tire construction
Bias/imperial tire
Rear tire construction
Flotation/implement tire
Front section width
6 in
Rear section width
12 in
Front rim diameter
12 in
Rear rim diameter
12 in
Approx rear overall diameter
about 24 in
Tire pressure
35 PSI, 18 PSI
Loaded rear tire ballast / fluid capacity
29 gal
Tire Size Comparison Chart
Front rim diameter comparison
This model
12 in
Average
7 in
Low
6 in
High
10 in
Rear rim diameter comparison
This model
12 in
Average
10 in
Low
8 in
High
12 in
Benchmarks use typical low, average and high rim diameters for the lawn/garden tractor category, not scraped low/high outliers.
Kubota KB19X Extra Tire Notes
Tire size note
The Kubota KB19X uses different front and rear tire sizes in this data: front 6.00-12 (12 in rim, 6 in width) and rear 24×12-12 (12 in rim, 12 in width)
Multiple setup note
This data has more than one tire setup for the Kubota KB19X. The main front/rear listing is Front 6.00-12, Rear 24×12-12. Other setup data found: Front 7-16, Rear 7-16; Front 6.00-12, Rear 8.3-22; Front 8.3-22, Rear 6.00-12; plus 1 more. This usually means different wheel, axle, turf/ag/industrial, or market options rather than one universal tire size
Pressure note
For the Kubota KB19X with front 6.00-12 and rear 24×12-12 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
Ballast note
For the Kubota KB19X rear 24×12-12 tires, the ballast figure captured in the answer is 29 gal. Liquid ballast capacity can change by tire brand, fill percentage, wheel setup and ballast fluid type
Front/rear matching note
The Kubota KB19X data shows front 6.00-12 and rear 24×12-12. 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.
