The CRL GB0X46R Sprinter Van Window Gear Box is engineered to fit a variety of CRL FW-series windows, including models such as FW294L, FW297L, FW297R, FW392L, FW393L, FW396L, FW398L, FW623R, FW625R, FW626R, FW634R, FW642L, FW642R, FW801L, FW802L, FW805R, FW893R, FW901R, FW904L, FW904R, FW908R, FW913R, FW919R, FW922R, 371427, 371428, 6783, and A1VA03287. This gear box is designed for right-handed vent windows.