





Part Numbers: Compatible with OEM 3530-00047 and 3530-00046.
Compatibility: Precision-engineered for Yutong passenger buses (ZK Series).
Functionality: Dual-diaphragm air brake chamber for both service and parking brake functions.
Durability: Features an internal respiratory structure to prevent mud and moisture ingress, extending the service life of the parking brake cavity.
Safety: Meets GB16897 and CCC standards for stable braking torque under high-temperature conditions.
