The DAYCO 17mm bearing idler / tensioner pulley for Freightliner / International features a precision-engineered design that ensures reliable tensioning and smooth operation. This component is critical in preventing belt slippage, thereby contributing to optimal engine function. Equipped with a high-quality bearing, it reduces friction and wear. The pulley is optimized to maintain proper belt alignment, significantly reducing operational noise. It consistently holds the belt tension, ultimately decreasing the frequency of maintenance for a more seamless engine performance.