DAYCO 89059 LOWER IDLER PULLEY FOR 2014-2018 GM 2500HD/3500HD 6.6L DURAMAX ENGINE

The Dayco 89059 Idler Pulley is engineered to deliver exceptional performance and reliability for your heavy-duty Chevrolet or GMC vehicle. Designed for specific models from 2014-2018 GM 2500HD and 3500HD equipped with a 6.6L Duramax LML or L5P engine featuring dual alternators, as well as 2013-2016 GM Express and Savana with a 6.6L Duramax LGH engine with a single alternator, this pulley is a vital component for efficient engine operation.

Crafted with precision, the Dayco 89059 Idler Pulley boasts a sturdy steel construction that ensures longevity and withstands the rigors of daily use. With a diameter of 76mm and a width of 28mm, this serpentine pulley fits seamlessly into your vehicle's design while allowing for optimal belt performance. The flat profile and absence of a flange make it versatile in various setups, accommodating a maximum belt width of six ribs for enhanced adaptability.

Equipped with a single bearing with a diameter of 17mm, this pulley promotes smooth rotation, reducing friction and wear on other engine components. This translates to improved fuel efficiency and reduced maintenance costs in the long term.

Whether you're involved in heavy hauling or everyday driving, the Dayco 89059 Idler Pulley is designed to meet and exceed the demands of your Duramax engine. Reinforce your vehicle’s performance and ensure reliable operation with this premium-quality idler pulley, expertly crafted to support your engine’s serpentine belt system. Upgrade your engine’s efficiency today with Dayco – a trusted name in automotive solutions.