Variator CVT Drive Clutch Primary Pulley for CF 400 450 400S 450S 450L 500S 520 550 X5HO ATV UTV SSV 0GRB-051000-00030 This variator drive clutch primary pulley is designed for use with CF models including 400, 450, 400S, 450S, 450L, 500S, 520, 550, and X5HO vehicles.It serves as a direct replacement for the component identified by 0GRB-051000-00030.The pulley is engineered to maintain consistent performance within the CVT system, supporting smooth power transmission and in ATV, UTV, and SSV applications.Constructed to match OEM specifications, it integrates into the existing drivetrain setup without modification.This is an aftermarket spare.Brand and model mentions do not imply manufacturer association.