This is a A-440-313 Pulley Bearing PN: 440-313Main Description As Following : A-440-313 Pulley Bearing P.N: 440-313 GM A6, R4, DA6, HR6, V5Dim A (1): 1.574Dim B (2): 2.449Dim C (3): .811Dim D (4): .811Reference Number: - - Replaces: A-70269744 AIR CONDITIONING Found in Section & Models : Air Conditioning Parts > Compressor/ Clutch Parts, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : A-211G Also This is An Aftermarket Product And : GM A6, R4, DA6, HR6, V5 Dim A (1): 1.574 Dim B (2): 2.449 Dim C (3): .811 Dim D (4): .811 Reference Number: - -