The hydrostatic transmission allowed the operator to have complete control over their speed eliminating the requirement to clutch and choose gears.

The model 125 replaced the model 123 using the twelve-horsepower kohler engine and a hydrostatic transmission.

Second, the hydrostatic transmission is heavier-duty than that on other mowers.

The second most common transmission type is a form of continuously variable transmission called the hydrostatic transmission.

And the engine is matched well with a hydrostatic (automatic) transmission.

Closed-loop circuits are generally used for hydrostatic transmissions in mobile applications.

Piston pumps make up one half of a hydrostatic transmission.

The hydrostatic transmission is smooth and engages without hitching, even on hills and coming out of tight turns.

Its power was channeled though a hydrostatic transmission that required no shifting of the gears.

With a hydrostatic (automatic) transmission and a 42-inch wide cut, it has the right size and power for mowing lawns up to about 1-1/2 acres.