One AMG C32 Mercedes M112k Supercharger/ Serpentine smooth ribbed idler pulley. Billet machined in USA. High speed heavy duty bearings used in all idlers and known to be the best in pulley bearing performance. Made from billet aluminum and hard anodized in clear coat. Heavy duty!

This is one of the fastest turning idlers on the engine and known to fail. Fits all AMG Mercedes 2002-2004 Mercedes C32 AMG W203.065 2002-2004 Mercedes SLK32 AMG R170.466 Fits dodge crossfire engines with M112k engine.

Made in USA and going on Mercedes AMG for over 14 years!