Tuff Stuff Performance Factory Cast PLUS 1-Wire GM Alternator - 6-Rib Serpentine Pulley 8319FC6G1W H4L20QC At over 50% lighter than

At over 50% lighter than the stock K-member

Fits 5X5 or Wide 5 nuts and accepts a 1/2" drive ratchet

If purchasing this kit for a unit with 7/16in

20 AN Female to 16 AN Male

Tuff Stuff Performance Factory Cast PLUS 1-Wire GM Alternator - 6-Rib Serpentine Pulley 8319FC6G1W H4L20QC At over 50% lighter thanTuff Stuff Factory Cast PLUS 1 Wire GM Alternator 6 Rib Serpentine Pulley Product Description: Alternator Factory Cast PLUS 225 amps 12V 1 Wire 6 Rib Serpentine Pulley Aluminum Case Natural GM Tuff Stuff Performance Accessories provide you with the "Ultimate" in Looks and Performance! We specialize in Chrome Plated, Polished, Factory and Powder Coat Finished accessories that give your ride the style and performance it deserves. Manufacturing custom