Dodge 455716 QD Sheave (6A4.6B5.0-SD) is a Dodge-brand quick-disconnect pulley identified by part number 455716. It serves as the drive pulley in belt-driven power transmission systems that use a Dodge QD hub, enabling a secure shaft-to-pulley connection. The QD designation indicates compatibility with Dodge QD hubs, ensuring proper alignment and torque transfer when paired with the appropriate belt. This part should be matched to your hub model and belt specification to maintain correct pulley alignment and belt tracking in your drive system.
