Polaris 2001 High-Performance Snowmobile Service Manual (PN 9916690), Page 312Get this manual
REAR SUSPENSIONTRACKTRACTION Remove the compression head from the clicker assembly housing by grasping the compression pin with pliers and pulling straight out(Picture 25)
ASSEMBLY:Install the compression head into the clicker assembly housing, making sure the compression pin is facing up(Picture 26) Fill compression housing with approximately 10cc of shock fluid