Description:Cat® Rim Assembly is a cylindrical wheel outer edge holding the tire on the wheel and to provide leverage as well as a solid base to mount your tires. Main function of the Cat rim is supporting and sealing the tire to the wheel and makes a difference in friction reduction and handling as well as gas mileage. The rim ensures proper fitting between tire and rim and retaining the air inside the tubeless tire.Application:Cat® Rim Assembly are used in the Cat wheels and varies according to the application of the Cat machine. Consult your owner's manual or contact your local Cat Dealer for more information.