DAYCO 89170 IDLER PULLEY FOR 2001-2013 GM 2500HD/3500HD 6.6L DURAMAX ENGINE

The Dayco 89170 Idler Pulley is engineered for exceptional performance and reliability in various GM Duramax diesel models. Designed specifically for the 2001-2013 GM 2500HD/3500HD with a 6.6L Duramax engine, as well as other compatible models without the air conditioning system, this idler pulley ensures optimal belt tension and system integrity for vehicles requiring robust construction and efficiency.

With a serpentine pulley type and a diameter of 90 mm, this pulley features a designed width of 30 mm that assures a perfect fit and maximum performance. It boasts a sturdy steel construction that guarantees long-lasting durability under demanding conditions. The pulley is equipped with a single bearing, with a bearing ID of 12 mm, that promotes smooth operation, significantly reducing noise and vibration during engine operation.

The Dayco 89170 is meticulously crafted to accommodate up to six grooves, allowing it to handle a maximum belt width of 06 rib, making it versatile for various applications. The presence of a flange adds an extra layer of stability, ensuring the pulley maintains proper alignment in your vehicle’s serpentine belt system.

Suitable for a wide array of Chevrolet and GMC models, from the Silverado and Sierra series to the Express and Savana vans, this idler pulley simplifies the maintenance of your vehicle by enhancing efficiency and performance. Additionally, it caters to Workhorse Custom Chassis models, broadening its usability in the light truck market.

Invest in the Dayco 89170 Idler Pulley to provide your vehicle with the reliability and strength needed to tackle any challenge, delivering peace of mind for both everyday use and demanding workloads. Upgrade your engine’s performance today with Dayco’s trusted engineering.