The Kubota M4000 tractor tire size is front 8.3-24 and rear 18.4-16.1. Other tire setup data found for this model includes Front 6.00-16, Rear 13.6-28; Front 13.6-28, Rear 6.00-16; Front 11.2-24, Rear 7.5-16, so confirm the wheel option before ordering.
Front tire8.3-24
Rear tire18.4-16.1
Front/rear setupDifferent front and rear tire sizes
Tire pressure35 PSI, 18 PSI
Rim diameter24 in front, 16.1 in rear
Ballast100 gal
Other setup foundFront 6.00-16, Rear 13.6-28; Front 13.6-28, Rear 6.00-16; Front 11.2-24, Rear 7.5-16
Kubota M4000 Tire Size Details
Front tire size
8.3-24
Rear tire size
18.4-16.1
Front/rear setup
Different front and rear tire sizes
Other tire setup found
Front 6.00-16, Rear 13.6-28
Replacement tire size
Front 13.6-28, Rear 6.00-16
R1 ag tire size
Front 11.2-24, Rear 7.5-16
Front tire construction
Bias/imperial tire
Rear tire construction
Bias/imperial tire
Front section width
8.3 in
Rear section width
18.4 in
Front rim diameter
24 in
Rear rim diameter
16.1 in
Tire pressure
35 PSI, 18 PSI
Loaded rear tire ballast / fluid capacity
100 gal
Tire Size Comparison Chart
Front rim diameter comparison
This model
24 in
Average
12 in
Low
8 in
High
16 in
Rear rim diameter comparison
This model
16.1 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 M4000 Extra Tire Notes
Tire size note
The Kubota M4000 uses different front and rear tire sizes in this data: front 8.3-24 (24 in rim, 8.3 in width) and rear 18.4-16.1 (16.1 in rim, 18.4 in width)
Multiple setup note
This data has more than one tire setup for the Kubota M4000. The main front/rear listing is Front 8.3-24, Rear 18.4-16.1. Other setup data found: Front 6.00-16, Rear 13.6-28; Front 13.6-28, Rear 6.00-16; Front 11.2-24, Rear 7.5-16. This usually means different wheel, axle, turf/ag/industrial, or market options rather than one universal tire size
Pressure note
For the Kubota M4000 with front 8.3-24 and rear 18.4-16.1 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 M4000 rear 18.4-16.1 tires, the ballast figure captured in the answer is 100 gal. Liquid ballast capacity can change by tire brand, fill percentage, wheel setup and ballast fluid type
Front/rear matching note
The Kubota M4000 data shows front 8.3-24 and rear 18.4-16.1. 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.
