The Kubota M6121 tractor engine horsepower found is 121.1 hp.
Engine HP121.1 hp
Power / weight8 hp per 1,000 lb
Kubota M6121 Horsepower Specs
Engine horsepower
121.1 hp
Rated engine RPM
2,100 rpm
Engine displacement
231 cu in (3.8 L)
Engine cylinders
4 cylinders
Engine
Kubota 6.1L
Operating weight
15,212 lb (6,900 kg)
Power-to-weight
8 hp per 1,000 lb
Horsepower class
large utility tractor horsepower
Horsepower Benchmarks
Engine horsepower benchmark
This model
121.1 hp
Average
85 hp
Low
45 hp
High
150 hp
Operating weight benchmark
This model
15,212 lb
Average
8,000 lb
Low
4,500 lb
High
15,000 lb
Power-to-weight benchmark
This model
8 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 M6121 Horsepower FAQ
Engine horsepower
The Kubota M6121 tractor engine horsepower found is 121.1 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
Horsepower class
The Kubota M6121 is listed as large utility tractor horsepower based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota M6121 is 2,100 rpm. This is the engine speed used for the listed power rating.
Engine specs found
Engine specs found for the Kubota M6121 include Kubota 6.1L, 231 cu in (3.8 L) displacement, and 4 cylinders.
Operating weight
The operating weight found for the Kubota M6121 is 15,212 lb (6,900 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 M6121 is 8 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
The key power figure found for the Kubota M6121 is 121.1 hp at the engine.
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.
