The Kubota M120 tractor engine horsepower found is 120 hp. PTO horsepower found is 103.1 hp.
Engine HP120 hp
PTO HP103.1 hp
Power / weight12.4 hp per 1,000 lb
Kubota M120 Horsepower Specs
Engine horsepower
120 hp
PTO horsepower
103.1 hp
Rated engine RPM
2,400 rpm
Engine torque
340 lb-ft (461 Nm)
Engine displacement
353.9 cu in (5.8 L)
Engine
Kubota 5.8L
Operating weight
9,700 lb (4,400 kg)
PTO-to-engine ratio
85.9% of engine horsepower
Power-to-weight
12.4 hp per 1,000 lb
Horsepower class
large utility tractor horsepower
Horsepower Benchmarks
Engine horsepower benchmark
This model
120 hp
Average
85 hp
Low
45 hp
High
150 hp
PTO horsepower benchmark
This model
103.1 hp
Average
70 hp
Low
38 hp
High
125 hp
Operating weight benchmark
This model
9,700 lb
Average
8,000 lb
Low
4,500 lb
High
15,000 lb
Power-to-weight benchmark
This model
12.4 hp/1k lb
Average
11 hp/1k lb
Low
7 hp/1k lb
High
18 hp/1k lb
Benchmarks are general reference ranges for utility tractors.
Kubota M120 Horsepower FAQ
Engine horsepower
The Kubota M120 tractor engine horsepower found is 120 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
PTO horsepower
The PTO horsepower found for the Kubota M120 is 103.1 hp. PTO horsepower is the more useful figure when sizing PTO-driven implements.
Horsepower class
The Kubota M120 is listed as large utility tractor horsepower based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota M120 is 2,400 rpm. This is the engine speed used for the listed power rating.
Engine torque
The engine torque found for the Kubota M120 is 340 lb-ft (461 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 M120 include Kubota 5.8L and 353.9 cu in (5.8 L) displacement.
Operating weight
The operating weight found for the Kubota M120 is 9,700 lb (4,400 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 M120 is 85.9% of engine horsepower based on the figures found.
Power-to-weight
The calculated power-to-weight figure for the Kubota M120 is 12.4 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
For the Kubota M120, use 120 hp as the engine comparison number and 103.1 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.
