The Kubota Z125S machine engine horsepower found is 25 hp. PTO horsepower found is also 25 hp.
Engine HP25 hp
PTO HP25 hp
Power / weight32.4 hp per 1,000 lb
Kubota Z125S Horsepower Specs
Engine horsepower
25 hp
PTO horsepower
25 hp
Rated engine RPM
3,600 rpm
Engine displacement
45.6 cu in (0.75 L)
Operating weight
771 lb (350 kg)
Power-to-weight
32.4 hp per 1,000 lb
Horsepower class
mid-power mower / garden tractor
Horsepower Benchmarks
Engine horsepower benchmark
This model
25 hp
Average
23 hp
Low
12 hp
High
40 hp
PTO horsepower benchmark
This model
25 hp
Average
18 hp
Low
8 hp
High
35 hp
Operating weight benchmark
This model
771 lb
Average
1,200 lb
Low
500 lb
High
2,600 lb
Power-to-weight benchmark
This model
32.4 hp/1k lb
Average
20 hp/1k lb
Low
12 hp/1k lb
High
35 hp/1k lb
Benchmarks are general reference ranges for lawn and garden tractors and mowers.
Kubota Z125S Horsepower FAQ
Engine horsepower
The Kubota Z125S machine engine horsepower found is 25 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
PTO horsepower
The PTO horsepower found for the Kubota Z125S is 25 hp. Confirm this against the operator manual because PTO output is often lower than engine horsepower.
Horsepower class
The Kubota Z125S is listed as mid-power mower / garden tractor based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota Z125S is 3,600 rpm. This is the engine speed used for the listed power rating.
Engine specs found
Engine specs found for the Kubota Z125S include 45.6 cu in (0.75 L) displacement.
Operating weight
The operating weight found for the Kubota Z125S is 771 lb (350 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 Z125S is 32.4 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
For the Kubota Z125S, engine horsepower and PTO horsepower are both listed as 25 hp; confirm the PTO rating in the manual before buying PTO-driven implements.
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.
