Renthal Ultralight Rear Sprockets

• Designed to keep revolving un-sprung mass to an absolute minimum and power transfer at a maximum, Renthal Ultralight™ rear chainwheels are 66% lighter than steel.
• Each Ultralight™ Rear Chainwheel that leaves Renthal's engineering facilities in the UK is individually CNC machined to the tightest possible tolerances, ensuring an accurate and reliable fit.
• High strength specially enhanced 7075 T6 aluminium alloy is used to create the perfect rear chainwheel, that is both lightweight, durable and strong.
• To help improve overall wear resistance of Renthal Road Chainwheels a hard anodising coating is applied which increases the hardness of the material giving better wear resistance.
• As used by the Kawasaki World Superbike team. 2013, 2015, 2016, 2017 and 2018 World Superbike championship winning chainwheels

RENTHAL PART NUMBER: 478U52543PHA