Ford Parts 4C11-7C560AB Clutch Slave Cylinder Adaptor for Ford Transit V348 On Ford Transit V348 / JMC New Generation Quanshun 2.4L diesel, the clutch slave cylinder adaptor (4C11-7C560AB) is the small but critical interface between the hydraulic line and the release bearing carrier. A worn or wrong adaptor causes clutch drag, incomplete disengagement, weeping fluid at the bellhousing, or a slave cylinder that won’t seat correctly during clutch jobs. This part matches OE 4C11