GXOAP-9001 is an overrunning alternator pulley for catalog-listed VW applications. Catalog technical data includes OD1 75, OD2 61.9, W 32, R 18, ID 17, M M16, CLOCK CW. OEM/cross-reference numbers are listed for Bosch, Ina, Vw. Alternator references are listed for Vw. Review the catalog fitment and reference numbers for compatibility before ordering.