Information regarding the suitable spring series as well as recommendations for the spring rate can be found in the mounting instructions here: Installation Instructions

The new Dirt Tricks Zirconium Rear Sprockets are 2oz lighter than the chrome plated design

whether seated or standing on the footpegs

Replacement Seat cover to fit a STD Height EE Seat or OEM Seat

MC 450F (21)

KimpexHD - Stator (SF-010-000525) Options:SKI-DOO (SF-010-000525) Information regarding the suitable springDirect replacement to your original unit Plug and play, direct fit, easy installation Highest grade lamination materials Highest grade copper windings, resistant to 200 degrees Celsius Connector included Rubber grommet included All products shipped are tested Note: Battery condition is extremely important. No stator can work correctly with a bad or weak battery. Always fully charge your battery before performing any charging system tests or replacing