GXOAP-9129 is an overrunning alternator pulley. Catalog technical data includes OD1 66.5, OD2 60, W 40, R 5, ID 15, M M14, CLOCK CW. OEM/cross-reference numbers are listed for Toyota, Cargo, Ntn, Wai, Denso, Zen. Alternator references are listed for Toyota, Denso. Review the catalog fitment and reference numbers for compatibility before ordering.