Secondary Clutch Driven Pulley CVT Variator for Hisun HS500ATV HS700ATV UTV ATV 700 500 Quad HS700UTV HS500ATV Stel 500 This secondary clutch driven pulley is designed for use with the CVT variator system on select Hisun models including HS500ATV, HS700ATV, HS700UTV, and compatible 500 and 700 class ATVs and UTVs.It serves as a replacement part for the driven pulley component of the rear clutch assembly.The unit is engineered to fit OEM specifications and integrates into the existing drivetrain to help maintain proper belt alignment and power transmission.Suitable for use in standard operating conditions, it supports the variable speed function of the CVT system by adjusting pulley ratio in response to load and speed changes.This part is intended for users performing maintenance or on their all-terrain vehicles.