The JCB 02200904 Piston Assembly is a genuine OEM component designed for JCB Dieselmax engines. This piston features a bore diameter of 98.4 mm and a pin diameter of 38 mm, ensuring optimal performance and durability. It is compatible with a wide range of JCB machinery, including 3CX, 4CX, 5CX backhoe loaders, Loadall telehandlers, Fastrac tractors, and various JS series excavators such as JS130, JS160, JS180, JS200, JS220, JS240, JS260, JS290, and JS330 models.