Quick answer:
The Kubota G1800 tractor fuel tank capacity found is 5 gal (18.9 L). Fuel type is diesel.
Fuel tank5 gal (18.9 L)
Fuel typediesel
5-gal cansone 5-gal can
Full fuel weightabout 36 lb (16 kg) of diesel
Kubota G1800 Fuel Tank Specs
| Fuel tank capacity | 5 gal (18.9 L) |
|---|---|
| Fuel type | diesel |
| Engine horsepower | 16 hp |
| Engine displacement | 40.3 cu in (0.66 L) |
| Fuel capacity per horsepower | 0.31 gal per hp |
| Fuel tank size class | large 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 36 lb (16 kg) of diesel |
Fuel Tank Benchmarks
Fuel tank capacity benchmark
Engine horsepower benchmark
Fuel per horsepower benchmark
Benchmarks are general reference ranges for lawn and garden tractors and mowers.
Kubota G1800 Fuel Tank FAQ
| Fuel tank capacity | The Kubota G1800 tractor holds 5 gallons, which is about 18.9 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 G1800 tractor is diesel. Match the fuel type to the operator manual and the engine fitted to your exact model. |
| Fuel tank size class | The Kubota G1800 is listed as having a large mower fuel tank based on the fuel tank capacity found. |
| Fuel cans needed from empty | From empty, the Kubota G1800 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 G1800 adds about 36 lb (16 kg) of diesel before allowing for the tank itself. |
| Engine specs found | Engine specs found for the Kubota G1800 include 16 hp, 40.3 cu in (0.66 L). |
| Fuel capacity per horsepower | The fuel capacity per horsepower for the Kubota G1800 is 0.31 gal per hp based on the fuel tank and engine horsepower figures found. |
| Fuel refill planning note | Plan around roughly 5 gal of fuel for a full refill. This gives more working time than a small tank, but refuelling still matters for longer mowing or property jobs. Tank class: medium fuel tank. Fuel type: diesel. |
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.

