Rear propeller drive shaft kit compatible with 450 660 YXR45F YXR66F models from 2004 to 2009. Includes part numbers 5UG-G6172-00-00 and 5KM-46126-00-00. Designed for use in rear drivetrain systems requiring replacement or repair of the propeller shaft assembly. Disclaimer of Affiliation: This is an aftermarket component. Brand and model mentions are for illustrative compatibility only.