Choose Options Quick view Pulley Decoupler 24-91321 24-91321 MSRP: Now: $315.53 Was: PulleyReplace OEM(s): BoschFor: Bosch AlternatorssCondition: NewOD: 58.5mmPulley Groove Type: SerpentinePulley Grooves: SC6 GroovesPulley Type: ClutchShaft OD: 17mmThread Size: M16 MSRP: Now: $315.53 Was: Choose Options Quick view