GKTech - Z34 370Z/G37 FRONT LOWER ARM INNER SPHERICAL BUSHING UPGRADE (PAIR)The GKTECH 370z Infiniti G37 front lower arm inner spherical bushings are designed to replace the factory OEM rubber bushing which needs regular replacement. The OEM front lower arm pivots a significant amount throughout suspension travel which causes premature wear. We have chosen to use a common (COM10T) spherical bearing which is PTFE lined and self lubricating for increased longevity. Simply press out the OEM bushing and press the replacement unit