STM Torsional Spring cover
Fits
All STM Gen 2 snowmobile tuner secondary's that use a torsion spring
All STM Gen 1 ATV Tuner secondary's that use the...
STM HD compression spring helix cover to be used with the KSS style springs, works with HXATV , HXATVG2 and HXSM2S helix's.
ONLY works on secondary's with a 1.500" diameter post...
STM Torsion spring cover option. Allows the use of a torsion spring with the option of 7 spring load adjustments with one spring.
No drilling or modifications to the STM Secondary is needed.
Does...
STM Tuner Secondary Dual Compression Spring Helix Cover to be used with the KSS style springs with ps , works with HXATV , HXATVG2 and HXSM2S helix's.
ONLY works on secondary's with...
