SuperATV Polaris RZR Billet Torsion Spring Retainer Stark is the M38 threads around

is the M38 threads around the housing that lets you thread it easily into our threaded A-arms and secure it with threadlocker and a snap ring

2015 Polaris RZR S 900 EPS

Precision design prevents damage to the retainer ring after peened stakes have been removed by drilling

Chiseled shoulder block shape penetrates the surface to enhance side grip

YOU MUST RUN KTM ROTORS**

SuperATV Polaris RZR Billet Torsion Spring Retainer Stark is the M38 threads aroundBeef Up Your Front Diff It doesn't take much to blow your RZR's front diff. And when one part goes, the rest of them will follow. If you want to make sure your diff's internals are as strong as they can be, upgrade to our Polaris RZR Billet Torsion Spring Retainer. It bolsters your SuperATV or OEM front diff to help you keep wheeling longer. Endurance By Design For top of top of the line strength, look no further. Our torsion spring retainer is made