Description
Replacement Gates idler pulley.
- 6 rib
- Grooved with flange
- 3.5″ OD
- 17mm ID
- Zero offset
Confirmed to fit Whipple Supercharger kits:
2000-2006 Chevy/GM 5.3L/6.0 2300AX.
99-03 GMC based LS truck engines with side mounted Whipple 2300AX Superchargers. This idler is mounted next to the supercharger tensioner.

Also fits 2300AXO style as well.

supercharger rotor pack seals- left and right
Replacement Gates belt for stock pulley
Permatex Anaerobic Gasket Maker 518
JB Performance billet impeller wheel CCW fits ATI ProCharger P1SC, D1SC
Gear Side Rotor Bearings
SERVICE: Magnuson TVS or M series Supercharger Rebuild
Replacement front seal
ProCharger stock replacement impeller CW or CCW fits P1SC
2300AXO Whipple / Lysholm pulley 2.75" to 3.75" 