Up for sale is WOODYS 2013 RS Vector LTX Yamaha ACE RUNNERS 8" YAMAHA 6580. The vendor part number is AY8-6580. Please read the title to know what is for sale This carbide runner is the tallest in the industry and has a narrow, rectangular profile for aggressive turning capabilities. Its 60� turning carbide has been strategically placed to protect the runner and reduce darting by carving through existing grooves. Works great on Crossovers and in deep snow! Sold per pair