Quick answer:
The Kubota M9570 tractor tire size is front 12.4-24 and rear 16.9-34. Other tire setup data found for this model includes Front 12.4-24, Rear 18.4-30; Front 12.4-24, Rear 8-16; Front 420/70R24, Rear 480/70R24, so confirm the wheel option before ordering.
Front tire12.4-24
Rear tire16.9-34
Front/rear setupDifferent front and rear tire sizes
Rim diameter24 in front, 34 in rear
Ballast35 gal
Other setup foundFront 12.4-24, Rear 18.4-30; Front 12.4-24, Rear 8-16; Front 420/70R24, Rear 480/70R24
Kubota M9570 Tire Size Details
| Front tire size | 12.4-24 |
|---|---|
| Rear tire size | 16.9-34 |
| Front/rear setup | Different front and rear tire sizes |
| Other tire setup found | Front 12.4-24, Rear 18.4-30 |
| R1 ag tire size | Front 12.4-24, Rear 8-16 |
| Tire size alternatives / conversions | Front 420/70R24, Rear 480/70R24 |
| Front tire construction | Bias/imperial tire |
| Rear tire construction | Bias/imperial tire |
| Front section width | 12.4 in |
| Rear section width | 16.9 in |
| Front rim diameter | 24 in |
| Rear rim diameter | 34 in |
| Loaded rear tire ballast / fluid capacity | 35 gal |
Tire Size Comparison Chart
Front rim diameter comparison
Rear rim diameter comparison
Benchmarks use typical low, average and high rim diameters for the utility / row-crop / large ag tractor category, not scraped low/high outliers.
Kubota M9570 Extra Tire Notes
| Tire size note | The Kubota M9570 uses different front and rear tire sizes in this data: front 12.4-24 (24 in rim, 12.4 in width) and rear 16.9-34 (34 in rim, 16.9 in width) |
|---|---|
| Multiple setup note | This data has more than one tire setup for the Kubota M9570. The main front/rear listing is Front 12.4-24, Rear 16.9-34. Other setup data found: Front 12.4-24, Rear 18.4-30; Front 12.4-24, Rear 8-16; Front 420/70R24, Rear 480/70R24. This usually means different wheel, axle, turf/ag/industrial, or market options rather than one universal tire size |
| Ballast note | For the Kubota M9570 rear 16.9-34 tires, the ballast figure captured in the answer is 35 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.






