Quick answer:
The Kubota SMZ955 tractor engine horsepower found is 93.7 hp. PTO horsepower found is 82.8 hp.
Engine HP93.7 hp
PTO HP82.8 hp
Power / weight13.1 hp per 1,000 lb
Kubota SMZ955 Horsepower Specs
| Engine horsepower | 93.7 hp |
|---|---|
| PTO horsepower | 82.8 hp |
| Rated engine RPM | 2,600 rpm |
| Engine torque | 209.8 lb-ft (284 Nm) |
| Engine displacement | 231.9 cu in (3.8 L) |
| Engine cylinders | 4 cylinders |
| Engine | Kubota 3.8L |
| Operating weight | 7,165 lb (3,250 kg) |
| PTO-to-engine ratio | 88.4% of engine horsepower |
| Power-to-weight | 13.1 hp per 1,000 lb |
| Horsepower class | large compact tractor horsepower |
Horsepower Benchmarks
Engine horsepower benchmark
PTO horsepower benchmark
Operating weight benchmark
Power-to-weight benchmark
Benchmarks are general reference ranges for compact tractors.
Kubota SMZ955 Horsepower FAQ
| Engine horsepower | The Kubota SMZ955 tractor engine horsepower found is 93.7 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO. |
|---|---|
| PTO horsepower | The PTO horsepower found for the Kubota SMZ955 is 82.8 hp. PTO horsepower is the more useful figure when sizing PTO-driven implements. |
| Horsepower class | The Kubota SMZ955 is listed as large compact tractor horsepower based on the engine horsepower found. |
| Rated engine RPM | The rated engine speed found for the Kubota SMZ955 is 2,600 rpm. This is the engine speed used for the listed power rating. |
| Engine torque | The engine torque found for the Kubota SMZ955 is 209.8 lb-ft (284 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 SMZ955 include Kubota 3.8L, 231.9 cu in (3.8 L) displacement, and 4 cylinders. |
| Operating weight | The operating weight found for the Kubota SMZ955 is 7,165 lb (3,250 kg). Weight matters because the same horsepower feels different in a light mower than in a heavy tractor. |
| PTO-to-engine horsepower ratio | The PTO-to-engine horsepower ratio for the Kubota SMZ955 is 88.4% of engine horsepower based on the figures found. |
| Power-to-weight | The calculated power-to-weight figure for the Kubota SMZ955 is 13.1 hp per 1,000 lb based on the engine horsepower and operating weight found. |
| Horsepower planning note | For the Kubota SMZ955, use 93.7 hp as the engine comparison number and 82.8 hp as the implement-power number. |
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.


