Dorman 740-651 is a manual window regulator designed to fit the front left driver side of Suburban, Jimmy, and Blaze vehicles. It is made of plastic and galvanized steel and manufactured in Taiwan. The product is not a vintage or performance part and does not have universal fitment. It replaces OE/OEM part number 14027431 and interchange part numbers 335-53002-002, 1554-6500L, and 11R254.