The Cub Cadet RZT S54 mower engine horsepower found is 21.5 hp.
Engine HP21.5 hp
Power / weight33.9 hp per 1,000 lb
Cub Cadet RZT S54 Horsepower Specs
Engine horsepower
21.5 hp
Rated engine RPM
3,600 rpm
Engine displacement
44.2 cu in (0.72 L)
Engine cylinders
2 cylinders
Engine
Kohler 725cc
Operating weight
635 lb (288 kg)
Power-to-weight
33.9 hp per 1,000 lb
Horsepower class
mid-power mower / garden tractor
Horsepower Benchmarks
Engine horsepower benchmark
This model
21.5 hp
Average
23 hp
Low
12 hp
High
40 hp
Operating weight benchmark
This model
635 lb
Average
1,200 lb
Low
500 lb
High
2,600 lb
Power-to-weight benchmark
This model
33.9 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.
Cub Cadet RZT S54 Horsepower FAQ
Engine horsepower
The Cub Cadet RZT S54 mower engine horsepower found is 21.5 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
Horsepower class
The Cub Cadet RZT S54 is listed as mid-power mower / garden tractor based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Cub Cadet RZT S54 is 3,600 rpm. This is the engine speed used for the listed power rating.
Engine specs found
Engine specs found for the Cub Cadet RZT S54 include Kohler 725cc, 44.2 cu in (0.72 L) displacement, and 2 cylinders.
Operating weight
The operating weight found for the Cub Cadet RZT S54 is 635 lb (288 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 Cub Cadet RZT S54 is 33.9 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
The key power figure found for the Cub Cadet RZT S54 is 21.5 hp at the engine.
Official information note
Mistakes do happen. Check the operator manual, service manual and official cubcadet.com website for official horsepower, PTO horsepower, engine RPM, torque and operating-weight specifications before buying implements or servicing the machine.
