GXOAP-9016 is an overrunning alternator pulley. Catalog technical data includes OD1 61, OD2 56, W 35.8, R 5, ID 17, M M16, CLOCK CW. OEM/cross-reference numbers are listed for Bosch, Gates, Ruville, Lukina, Ina, Wai, Ika, Vw, Skf, Zen. Review the catalog fitment and reference numbers for compatibility before ordering.