This genuine JCB 400D0389 Bush is a critical component designed for various JCB backhoe loaders and excavators, including models such as the 3CX, 4CX, 5CX, and 200 series. Manufactured to OEM specifications, this bush ensures proper pivot point function and significantly reduces wear on associated components. With an outer diameter of 50 mm, an inner diameter of 40 mm, and a length of 50 mm, it provides a precise fit and reliable performance in demanding agricultural and construction environments.