Stop leaks, drafts, and road noise in your Pontiac Bonneville with precision-fit replacement weatherstrip and seals designed specifically for your vehicle. Each seal is engineered to match the original profile and mounting groove of your Pontiac Bonneville—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.
Our Pontiac Bonneville weatherstrip is manufactured from durable, weather-resistant rubber compounds such as EPDM, engineered for an exact OEM-quality fit and finish. These materials resist sunlight, ozone, and chemical exposure while maintaining flexibility across temperature extremes, so your new seals stay soft and pliable instead of cracking or hardening the way factory-original rubber does over time.
Use the Vehicle Selector above to find the correct weatherstrip for your Pontiac Bonneville, or browse below to explore available options. Whether you’re chasing down a stubborn water leak or completing a full restoration, Factory Interiors makes it easy to achieve a tight, factory-quality seal with precision-fit weatherstrip for your Pontiac Bonneville.
For 4-door sedans and wagons with rear-wheel drive, these front molded door seals with white clips are designed to provide a snug, weatherproof fit. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a long-lasting and reliable barrier against wind, water, and noise. Unlike inferior products, these seals are made without accelerants or cheap fillers, which means they resist premature aging and maintain their integrity over time. They are a perfect fit for a wide range of classic cars, including the 1977-1986 Buick Electra, Buick LeSabre, Cadillac DeVille, Cadillac Fleetwood, Chevrolet Caprice, Chevrolet Impala, Oldsmobile 98, Oldsmobile Delta 88, Pontiac Bonneville, and Pontiac Parisienne. Installation is straightforward, as the seals are molded to fit precisely and include white clips for secure attachment. Backed by a 30-year warranty exclusive to SUPERsoft products, you can trust these seals to perform for decades.
Features and Benefits
For 4-door sedans and wagons with RWD, these front molded door seals are 138-1/2" long and come as a pair for both the right and left sides. Designed specifically for 1971-1976 Buick, Chevrolet, Oldsmobile, and Pontiac models, including the Centurion, LeSabre, Impala, Caprice, and more, these seals ensure a snug fit and excellent protection against the elements. Made by SUPERsoft, these seals are crafted with a unique formula that is 30% softer and more durable than other brands, providing a long-lasting, tight seal without the use of cheap fillers or accelerants that can cause premature aging. The seals are easy to install, fitting seamlessly into the door frame to block out wind, water, and noise, enhancing both comfort and performance. Backed by a 30-year warranty, these seals are built to last, giving you peace of mind for decades.
Features and Benefits
Designed specifically for 4-door sedans with rear-wheel drive, these rear molded door seals are 123-1/4" long and come as a pair for both the right and left sides. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. They are engineered without accelerants or cheap fillers, which means they resist premature aging and cracking, providing a reliable barrier against water, wind, and noise. These seals are a perfect fit for 1971-1974 Buick Centurion, LeSabre, Chevrolet Bel Air, Biscayne, Caprice, Impala, Oldsmobile Delta 88, and Pontiac Bonneville and Catalina models. Installation is straightforward, as the seals are molded to match the original contours of the doors, ensuring a seamless fit and restoring the factory-fresh look and feel of your classic car. Backed by a 30-year warranty from SUPERsoft, you can trust in their quality and durability for decades to come.
Features and Benefits
For 4-door sedans with rear-wheel drive, these rear molded door seals are designed to fit perfectly, measuring 129 inches each and sold as a pair for both the right and left sides. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug fit that effectively blocks out wind, water, and noise. Unlike other seals, they are made without accelerants or cheap fillers, which means they resist aging and cracking over time. These seals are tailored for 1975-1976 Buick LeSabre, Chevrolet Bel Air, Chevrolet Caprice, Chevrolet Impala, Oldsmobile Delta 88, Pontiac Bonneville, and Pontiac Catalina models, providing a factory-like fit and finish. Backed by a 30-year warranty, you can trust these seals to maintain their performance for decades.
Features and Benefits
For 2-door hardtop and convertible models, these molded door seals are designed to replace OEM #4801932/3 and fit seamlessly on both the driver and passenger sides. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. They are made without accelerants or cheap fillers, which means they resist aging and cracking over time. These seals are tailored for a perfect fit on 1959-1960 Buick Electra, Invicta, LeSabre, Cadillac DeVille, Eldorado, Series 62, Chevrolet Impala, Oldsmobile Dynamic 88, Super 88, and Pontiac Bonneville and Catalina models. Designed to keep out water, wind, and noise, they restore the original comfort and quietness of your classic car. Backed by a 30-year warranty from SUPERsoft, you can trust these seals to perform for decades.
Features and Benefits
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