Assault Industries Polaris RZR XP 1000 Primary Clutch AssemblyBuilt Tough for Bigger Rides Your Polaris RZR XP 1000 isnt built for baby trails, so dont settle for a stock clutch. Assault Industries Primary Clutch Assembly is made to handle the roughest rides without burning belts or breaking down. Its a big performance boost and works with your stock secondary clutch, primary clutch springs, and primary arms. Works with Stock Clutch Parts No need to replace parts you dont want to spend money on. This RZR XP 1000