GXOAP-9082 is an overrunning alternator pulley. Catalog technical data includes OD1 64, OD2 59.7, W 40.5, R 6, ID 17, M M16, CLOCK CW. OEM/cross-reference numbers are listed for Opel, Zen, Gm, Cargo, Ina, Gates. Alternator references are listed for Opel, Gm. Review the catalog fitment and reference numbers for compatibility before ordering.