DMS 100mm LSA/LS9 Supercharger Idler Pulley

Maximize belt wrap and ensure consistent boost with the DMS 100mm Supercharger Idler Pulley. Designed for LSA and LS9 supercharger systems, this pulley is a crucial upgrade when using smaller upper pulleys, preventing belt slippage and maintaining optimal performance.

Key Features and Benefits:

• Increased Belt Wrap: 100mm diameter increases belt wrap compared to the factory 90mm idler, reducing belt slippage and ensuring consistent boost.
• High-Quality Construction: CNC machined from 6061 billet aluminum for exceptional strength and durability.  
   
• Durable Finish: Black anodized finish provides corrosion resistance and a sleek appearance.  
   
• High-Speed Bearings: Equipped with Italian-made high-speed bearings and Spirolox bearing retainers for optimal performance and balance at high RPMs.  
   
• Easy Installation: Includes two bearing spacers designed for use with the factory bolt, simplifying installation.  
   
• Wide Belt Compatibility: 42mm width allows for the use of up to an 11-rib belt.  
   
• Universal Fitment: Pulley offset is compatible with both LSA and LS9 supercharger belt drive systems.  
   

Kit Includes:

• 100mm Billet Aluminum Idler Pulley
• (2) Bearing Spacers

Fitment:

• LSA Supercharger Systems
• LS9 Supercharger Systems

Installation:

Direct replacement installation using the factory bolt. Idler Pulley Install Guide