The JCB 400H9163 is an authentic OEM piston with a 98mm bore diameter and 35mm pin diameter, designed for various JCB Dieselmax engines. This high-quality component is crucial for engine performance in JCB 3CX, 4CX, and 5CX backhoe loaders, as well as a wide range of Loadall telehandler models including the 530, 532, 535, 540, 541, 550, and 560 series. It measures 95mm in length and weighs approximately 1.2 kg, ensuring precise fit and reliable operation in demanding agricultural and construction applications.