For late '66-'70 GM "B" body and '65-'70 GM "C" body cars, this top bow to header seal measures 56-1/2" long and is crafted with a smooth, skin-covered sponge, featuring a durable steel core and molded ends for a precise fit, just like the original. Designed to protect your vehicle's interior from water penetration, this seal eliminates the risk of costly and time-consuming repairs caused by leaks. It fits a wide range of classic models, including the 1965-1970 Buick Electra, Cadillac DeVille, Chevrolet Impala, Oldsmobile 98, Pontiac Bonneville, and more. Made with the finest materials and expert craftsmanship, this part ensures a snug and secure installation, enhancing the overall appearance and functionality of your vehicle. Backed by a 30-year warranty from SuperSoft, you can trust this seal to provide long-lasting protection and performance.