Quick answer:
The Kubota M115GX-III tractor engine horsepower found is 123 hp. PTO horsepower found is also 123 hp.
Engine HP123 hp
PTO HP123 hp
Power / weight11.1 hp per 1,000 lb
Kubota M115GX-III Horsepower Specs
| Engine horsepower | 123 hp |
|---|---|
| PTO horsepower | 123 hp |
| Rated engine RPM | 2,200 rpm |
| Engine torque | 371 lb-ft (503 Nm) |
| Engine displacement | 372.2 cu in (6.1 L) |
| Engine cylinders | 4 cylinders |
| Engine | Kubota 6.1L |
| Operating weight | 11,089 lb (5,030 kg) |
| Power-to-weight | 11.1 hp per 1,000 lb |
| Horsepower class | large utility tractor horsepower |
Horsepower Benchmarks
Engine horsepower benchmark
PTO horsepower benchmark
Operating weight benchmark
Power-to-weight benchmark
Benchmarks are general reference ranges for utility tractors.
Kubota M115GX-III Horsepower FAQ
| Engine horsepower | The Kubota M115GX-III tractor engine horsepower found is 123 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO. |
|---|---|
| PTO horsepower | The PTO horsepower found for the Kubota M115GX-III is 123 hp. Confirm this against the operator manual because PTO output is often lower than engine horsepower. |
| Horsepower class | The Kubota M115GX-III is listed as large utility tractor horsepower based on the engine horsepower found. |
| Rated engine RPM | The rated engine speed found for the Kubota M115GX-III is 2,200 rpm. This is the engine speed used for the listed power rating. |
| Engine torque | The engine torque found for the Kubota M115GX-III is 371 lb-ft (503 Nm). Torque helps describe low-speed pulling feel, while horsepower describes power output over engine speed. |
| Engine specs found | Engine specs found for the Kubota M115GX-III include Kubota 6.1L, 372.2 cu in (6.1 L) displacement, and 4 cylinders. |
| Operating weight | The operating weight found for the Kubota M115GX-III is 11,089 lb (5,030 kg). Weight matters because the same horsepower feels different in a light mower than in a heavy tractor. |
| Power-to-weight | The calculated power-to-weight figure for the Kubota M115GX-III is 11.1 hp per 1,000 lb based on the engine horsepower and operating weight found. |
| Horsepower planning note | The Kubota M115GX-III PTO figure matches the engine horsepower in the data found, so treat the PTO number as a guide until confirmed against the operator manual. |
Official information note
Mistakes do happen. Check the operator manual, service manual and official kubotausa.com website for official horsepower, PTO horsepower, engine RPM, torque and operating-weight specifications before buying implements or servicing the machine.


