The Kubota L4150 tractor engine horsepower found is 50 hp. PTO horsepower found is 40 hp.
Engine HP50 hp
PTO HP40 hp
Power / weight12.5 hp per 1,000 lb
Kubota L4150 Horsepower Specs
Engine horsepower
50 hp
PTO horsepower
40 hp
Rated engine RPM
3,200 rpm
Engine displacement
140.4 cu in (2.3 L)
Engine cylinders
5 cylinders
Operating weight
4,000 lb (1,814 kg)
PTO-to-engine ratio
80% of engine horsepower
Power-to-weight
12.5 hp per 1,000 lb
Horsepower class
large compact tractor horsepower
Horsepower Benchmarks
Engine horsepower benchmark
This model
50 hp
Average
32 hp
Low
16 hp
High
60 hp
PTO horsepower benchmark
This model
40 hp
Average
25 hp
Low
12 hp
High
50 hp
Operating weight benchmark
This model
4,000 lb
Average
2,500 lb
Low
1,300 lb
High
4,500 lb
Power-to-weight benchmark
This model
12.5 hp/1k lb
Average
14 hp/1k lb
Low
8 hp/1k lb
High
25 hp/1k lb
Benchmarks are general reference ranges for compact tractors.
Kubota L4150 Horsepower FAQ
Engine horsepower
The Kubota L4150 tractor engine horsepower found is 50 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
PTO horsepower
The PTO horsepower found for the Kubota L4150 is 40 hp. PTO horsepower is the more useful figure when sizing PTO-driven implements.
Horsepower class
The Kubota L4150 is listed as large compact tractor horsepower based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota L4150 is 3,200 rpm. This is the engine speed used for the listed power rating.
Engine specs found
Engine specs found for the Kubota L4150 include 140.4 cu in (2.3 L) displacement and 5 cylinders.
Operating weight
The operating weight found for the Kubota L4150 is 4,000 lb (1,814 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 L4150 is 80% of engine horsepower based on the figures found.
Power-to-weight
The calculated power-to-weight figure for the Kubota L4150 is 12.5 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
When comparing the Kubota L4150, engine horsepower is the headline figure, while PTO horsepower is the better implement-sizing figure.
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.
