Buick Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

Stop leaks, drafts, and road noise in your Buick 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 Buick —restoring a tight, quiet seal around your doors, trunk, hatch, and windows.

Our Buick 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 Buick , 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 Buick .

1986-1987 Buick Somerset Molded Door Weatherstrip Seal. Fits Either Side of 2 Door Model. Each.

For a 2-door model, this molded door seal fits seamlessly on either side, ensuring a snug and reliable fit. Designed by SUPERsoft, this seal is crafted with a unique formula that is 30% softer and more durable than other brands, providing long-lasting performance and a tight seal against the elements. Unlike other seals, it is made without accelerants or cheap fillers, which means it resists premature aging and cracking over time. This high-quality door seal enhances the look and functionality of your vehicle by keeping out water, wind, and noise, ensuring a quieter and more comfortable ride. Installation is straightforward, as the molded design is tailored to fit perfectly along the door frame. Backed by a 90-day No Hassle Guarantee, this part offers peace of mind with free replacement if it fails within the warranty period.

Features and Benefits
  • Provides a tight seal to block water, wind, and noise.
  • Made with a durable, soft material for long-lasting performance.
  • Resists aging and cracking due to its premium construction.
  • Easy to install with a precise molded fit for 2-door models.

$177.49
• SALE $141.95
Select Color/Material Options  
1986-1987 Buick Somerset Molded Door Weatherstrip Seal. Fits Either Side of 2 Door Model. Each.
1971-1974 Buick Electra Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop.

For 2-door hardtop models, these molded roof rail seals are 73-5/8" long and come as a pair for both the right and left sides. Designed with precision-molded ends, they ensure a snug fit and better sealing compared to competitor brands, keeping your vehicle completely leak-free. Crafted by SUPERsoft, these seals are made without accelerants or cheap fillers, ensuring long-lasting durability and resistance to premature aging or failure. They are specifically designed to fit 1971-1976 models, including Buick Electra, Riviera, and LeSabre; Cadillac Calais and DeVille; Chevrolet Impala; Oldsmobile 98, Delta 88, and Toronado; and Pontiac Grandville, Bonneville, and Catalina. These seals are easy to install, fitting seamlessly into the roof rail channels to restore your car’s weatherproofing and maintain its classic look. Backed by SUPERsoft’s 30-year warranty, you can trust in their quality and performance for decades to come.

Features and Benefits
  • Provides a perfect seal to prevent leaks.
  • Made with durable materials for long-lasting use.
  • Easy installation for a hassle-free fit.

$178.49
• SALE $142.95
Select Color/Material Options  
1971-1974 Buick Electra Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop.
1974-1976 Buick LeSabre Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop.

For 2-door hardtop models, these molded roof rail seals are 73-5/8" long and come as a pair for both the right and left sides. Designed with precision-molded ends, they ensure a snug fit and better sealing compared to competitor brands, keeping your vehicle completely leak-free. Crafted by SUPERsoft, these seals are made without accelerants or cheap fillers, ensuring long-lasting durability and resistance to premature aging or failure. They are specifically designed to fit 1971-1976 models, including Buick Electra, Riviera, and LeSabre; Cadillac Calais and DeVille; Chevrolet Impala; Oldsmobile 98, Delta 88, and Toronado; and Pontiac Grandville, Bonneville, and Catalina. These seals are easy to install, fitting seamlessly into the roof rail channels to restore your car’s weatherproofing and maintain its classic look. Backed by SUPERsoft’s 30-year warranty, you can trust in their quality and performance for decades to come.

Features and Benefits
  • Provides a perfect seal to prevent leaks.
  • Made with durable materials for long-lasting use.
  • Easy installation for a hassle-free fit.

$178.49
• SALE $142.95
Select Color/Material Options  
1974-1976 Buick LeSabre Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop.
1971-1973 Buick Riviera Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop.

For 2-door hardtop models, these molded roof rail seals are 73-5/8" long and come as a pair for both the right and left sides. Designed with precision-molded ends, they ensure a snug fit and better sealing compared to competitor brands, keeping your vehicle completely leak-free. Crafted by SUPERsoft, these seals are made without accelerants or cheap fillers, ensuring long-lasting durability and resistance to premature aging or failure. They are specifically designed to fit 1971-1976 models, including Buick Electra, Riviera, and LeSabre; Cadillac Calais and DeVille; Chevrolet Impala; Oldsmobile 98, Delta 88, and Toronado; and Pontiac Grandville, Bonneville, and Catalina. These seals are easy to install, fitting seamlessly into the roof rail channels to restore your car’s weatherproofing and maintain its classic look. Backed by SUPERsoft’s 30-year warranty, you can trust in their quality and performance for decades to come.

Features and Benefits
  • Provides a perfect seal to prevent leaks.
  • Made with durable materials for long-lasting use.
  • Easy installation for a hassle-free fit.

$178.49
• SALE $142.95
Select Color/Material Options  
1971-1973 Buick Riviera Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop.
1966-1970 Buick Riviera Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop Only.

For 2-door hardtop models, these molded roof rail seals measure 61-1/4" long on each side and are designed to replace the windshield pillar seal and front top rail sections. They feature molded ends and connect seamlessly to the hard rubber rear seal covered by the headliner, ensuring a snug and precise fit. Crafted by SUPERsoft, these seals are built to provide better sealing than competitor brands and are guaranteed to never leak, keeping your interior protected from the elements. Unlike other brands, Metro parts are made without accelerants or cheap fillers, ensuring long-lasting durability and resistance to premature aging or failure. These seals are a perfect fit for 1966-1970 Buick Riviera and Oldsmobile Toronado models, enhancing both functionality and appearance. Backed by a 30-year warranty, these seals offer peace of mind and exceptional value for your classic car restoration.

Features and Benefits
  • Provides a watertight seal to protect your interior.
  • Molded ends ensure a precise and secure fit.
  • Made with high-quality materials for long-lasting durability.
  • Specifically designed for 1966-1970 Buick Riviera and Oldsmobile Toronado models.

$178.49
• SALE $142.95
Select Color/Material Options  
1966-1970 Buick Riviera Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop Only.

(1583 Total Products)