Description
Complete billet upgrade Kit for 1st Gen Pro R Supercharger systems!
Kit includes (4) 7075 Aluminum Billet Pulleys all smooth – no ribs
New Billet Spacers
Bearings are redesigned for high RPM, up to 9200 RPM at the engine crankshaft
Bearings are offset to center under where the belt sits allowing for less stress and less wear
These are the perfect addition for ultimate reliability on your Kraftwerks Pro R supercharger kit.
Please ensure fitment with your machine and kit before purchase. These are designed for the Gen1 Supercharger kits and may not fit Gen2 or other Supercharger kits without modifications.
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