IDLER For Cummins NT855 Engine | 45189

This idler gear is engineered for Cummins NT855 engines and replaces OEM part number 45189. It ensures proper alignment and smooth rotation of timing gears, supporting overall engine efficiency. Manufactured from high-strength, wear-resistant materials and built to OEM specifications, this idler provides long-term durability, reduced vibration, and a secure fit for reliable gear train performance. Application: Aftermarket Cummins NT855 Big Cam Cross Reference Numbers: 3064919 Key Features: OEM replacement for Cummins 45189 Fits Cummins NT855 engine models Supports accurate gear alignment and smooth timing Built with wear- and corrosion-resistant materials OEM-style fit for easy and reliable installation Compatibility: Cummins NT855 Engines OEM Replacement Part #: 45189 SKU: FDP-45189 Category: Idlers & Tensioners Tags: 45189, Cummins, Idler, NT855 Engine Brand: AKMI