This clutch cylinder with OEM codes 81307156156 and 81307156152 is a core part for MAN TGA engine and chassis system. It controls hydraulic transmission to realize smooth clutch engagement and disengagement. Adopting high-strength housing and high-performance sealing parts, it resists pressure and prevents oil leakage steadily. Fully compliant with OEM size standards, it can be directly replaced, ideal for daily maintenance and repair of truck clutch system.