Billet LSX / LTX Idler Pulley - 45 mm / 1.772 inches Thick

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Our premium billet aluminum idler pulleys are specifically designed for LS and LT engines (up to and including 11-rib configurations). These essential components are perfect for those who are upgrading their supercharger belt train system or modifying their blower pulleys. With the vast array of upper pulley, lower pulley, and belt options available, we offer idler pulleys in multiple diameters (75mm to 100mm in 5mm increments) to accommodate all possible configurations.

Expertly crafted from 6061 aluminum and completed with an anodized black finish, our sleek pulleys are not only functional but also visually appealing.

These are a direct replacement for Lingenfelter's (and others) 76mm pulley (L250120309), 90mm pulley (L250260090) and 100mm pulley (L250130309).

Included in the package:

  • The LS/LT idler pulley of your chosen diameter (with double bearings and bearing retainer pre-installed)
  • Front bearing retainer
  • Rear bearing retainer
  • Installation bolt

Material: Billet aluminum (double bearing)
Diameter: 75mm, 80mm, 85mm, 90mm, 95mm, 100mm
Thickness: 45mm (1.772") (11-rib belt capable)
Finish: Black anodized