This windshield gasket is designed from the original part for superior fitment and seal. Replaces factory #4586871, 4601374, 4615789. The seal mounts around the full perimeter of the front glass and has vulcanized, or bonded, ends which means no cutting or splicing is required for installation. It also has the slot to accommodate the outer edge's decorative molding. 1949-50 2 & 4 door sedans with 1 piece windshield.