3/4" Diameter Pedal Return Spring used on Stairmaster Equipment
- Return spring fits many different Stairmaster models
- 3/4" diameter
- 19" length
Stairmaster 4000PT models manufactured 1991 and on may have a spring of a smaller diameter and would require the spring pulley be replaced in order for this larger diameter spring to be used.
Replacement pedal return spring will not fit Stairmaster 4000PT units manufactured prior to 1991.