Rear Driver Side Power Window Regulator without Motor (749-544) by Dorman®. Package Quantity: 1. Material: Metal and Plastic. Without Installation Hardware. Mouting Type: Bolt-On. Without Installation Instructions. This replacement window regulator is precision-engineered and extensively tested to match the exact fit, function and performance of the stock window regulator on specific vehicle years, makes and models. Designed using state of the art technology and with customers in mind.