GXOAP-9072 is an overrunning alternator pulley for catalog-listed Renault and VW applications. Catalog technical data includes OD1 54, OD2 49, W 34.6, R 6, ID 17, M M16, CLOCK CW. OEM/cross-reference numbers are listed for Bosch, Cargo, Wai, Ina, Znp, Zen. Alternator references are listed for Bosch, Vw, Renault, Valeo. Review the catalog fitment and reference numbers for compatibility before ordering.