The JCB 80800173 Liner Bearing is a genuine OEM component designed to provide smooth and efficient operation within JCB JS series excavators. This critical part ensures reduced friction and wear, contributing to the longevity and performance of the machinery. It is compatible with a wide range of JCB JS models including JS130, JS140, JS160, JS180, JS200, JS210, JS220, JS230, JS240, JS260, JS300, JS330, and JS360.