Our Part# SM4432 OEM# 21531
1st reduction shaft
This part can be used on the following model(s):
Stairmaster - 4200PT
Stairmaster - 4400CL
Stairmaster - 4400PT
Stairmaster - 4600CL
Stairmaster - 4600PT
Our Part #: SM4433 Key For 1st Reduction Shaft
$1.29 EACH
In Stock
Our Part #: SM4435 Needle Bearing, Reduct/Shaft
$12.57 EACH