5915. motor w/regulator. power back glass. Repair kit. SLIDING WINDOW. W/POWER. A hardware kit for a Window Motor. A mechanical assembly that moves the Window up and down. It can be controlled by a Motor or manual crank. Power Operated. ASSEMBLY - Operating. Hardware Kit. Liftgate Regulator. Repair KIT. Sliding Regulator. Tailgate Regulator. Included with: Back glass.