Quick answer:
The Kubota Z231BR machine fuel tank capacity found is 4.3 gal (16.3 L). Fuel type is diesel.
Fuel tank4.3 gal (16.3 L)
Fuel typediesel
5-gal cansone 5-gal can
Full fuel weightabout 31 lb (14 kg) of diesel
Kubota Z231BR Fuel Tank Specs
| Fuel tank capacity | 4.3 gal (16.3 L) |
|---|---|
| Fuel type | diesel |
| Engine model | Briggs & Stratton engin |
| Engine displacement | 43.9 cu in (0.72 L) |
| Fuel tank size class | medium mower fuel tank |
| 5-gallon fuel cans | one 5-gal can |
| 10-litre fuel jugs | about 2 x 10-L jugs |
| Estimated full tank fuel weight | about 31 lb (14 kg) of diesel |
Fuel Tank Benchmarks
Fuel tank capacity benchmark
Benchmarks are general reference ranges for lawn and garden tractors and mowers.
Kubota Z231BR Fuel Tank FAQ
| Fuel tank capacity | The Kubota Z231BR machine holds 4.3 gallons, which is about 16.3 litres. Use that as the refill figure when planning diesel storage, fuel cans or workshop servicing. |
|---|---|
| Fuel type | The fuel type found for the Kubota Z231BR machine is diesel. Match the fuel type to the operator manual and the engine fitted to your exact model. |
| Fuel tank size class | The Kubota Z231BR is listed as having a medium mower fuel tank based on the fuel tank capacity found. |
| Fuel cans needed from empty | From empty, the Kubota Z231BR needs one 5-gal can or about 2 x 10-L jugs to cover a full refill. |
| Estimated full tank fuel weight | A full tank on the Kubota Z231BR adds about 31 lb (14 kg) of diesel before allowing for the tank itself. |
| Engine specs found | Engine specs found for the Kubota Z231BR include Briggs & Stratton engin, 43.9 cu in (0.72 L). |
| Fuel refill planning note | Plan around roughly 4.3 gal of fuel for a full refill. This is best treated as a short-job or frequent-refill tank. Tank class: medium fuel tank. Fuel type: diesel and gasoline. |
Official information note
Mistakes do happen. Check the operator manual, service manual and official kubotausa.com website for official fuel capacity specifications before refuelling, servicing or buying parts.

