47-53 Chevy/GMC 1-PC Windshield Gasket without   Trim Groove. This windshield gasket is used with 47-53 Chevy/GMC trucks with 1-piece windshields and that do not have a factory chrome trim around the glass. Windshield is easily installed by putting the seal on the glass first, then using the "rope-in method" pulling the rope from inside the cab. Gasket is constructed from ozone resistant EPDM and made to original OE specs. Limited Lifetime Manufacture Warranty.