RFX Linkage Bearing Kit RM125 04-08RM250 04-08RMZ250 07-09RMZ450 05-09LINKAGE BEARING & KITS Contains:• CONTAINS ALL OF THE BEARINGS, SHAFTS, SEALS AND BUSHINGS REQUIRED TO REBUILD A SWING ARM TO FACTORY SPECIFICATIONS• MANUFACTURED FROM 52100 BEARING STEEL FOR IMPROVED PERFORMANCE AND EXTENDED LIFE• FEATURE TEFLON D COATED WASHERS IN PLACE OF THE THRUST NEEDLE BEARINGS• TEFLON D COATED WASHERS OFFER SUPERIOR RESISTANCE TO DIRT, WATER AND LACK OF LUBRICATION WHICH ARE ALL FACTORS LEADING TO PREMATURE FAILURE