Bikemaster 197326 BKM Chains - X-Ring engine-gaskets-seals-oil-pump-seals Rear carrier bearings are twin

Rear carrier bearings are twin roller and are CNC machined from billet aluminum

2010-2014 KTM 1190 RC8 R

2015-2019 Ski-Doo Expedition SE 4-TEC 1200

This is the ultimate extreme duty street and/or road/drag racing system

Bikemaster 197326 BKM Chains - X-Ring engine-gaskets-seals-oil-pump-seals Rear carrier bearings are twinIdeal OEM replacement offering 1. 5 to 2x longer wear resistance than regular O ring chains. Each refined component, designed with computer analysis, provides higher tensile strength. Specially controlled heat treatment means tougher material and more durability. Q4 seal ring and reinforced pin and roller provide superior wear resistance, higher impact resistance and endurance. Q4 seal ring offers less friction, which minimizes power loss, almost half