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 .

1962 Buick LeSabre Roof Rail Weatherstrip Seals.

For 1962 GM 'B' body 2-door hardtop models, these roof rail seals are designed to fit perfectly and replace OEM #4852927/4852928. Crafted specifically for models like the 1962 Buick Invicta, LeSabre, Chevrolet Impala, Oldsmobile Dynamic 88, Starfire, Super 88, and Pontiac Bonneville, Catalina, and Grand Prix, these seals ensure a snug, leak-proof fit. Made by SUPERsoft, they are guaranteed to never leak and provide better sealing than competitor brands. The seals are molded without accelerants or cheap fillers, ensuring long-lasting durability and resistance to premature aging or cracking. These seals are easy to install along the roof rail, providing a clean, factory-like finish that enhances the car's appearance while keeping the interior dry and protected. Backed by a 30-year warranty, these seals offer peace of mind and long-term reliability.

Features and Benefits
  • Designed for a precise fit on 1962 GM 'B' body 2-door hardtops.
  • Guaranteed leak-proof performance for lasting protection.
  • Made with premium materials to resist aging and cracking.

$201.99
• SALE $161.95
Select Color/Material Options  
1962 Buick LeSabre Roof Rail Weatherstrip Seals.
1963-1964 Buick Electra Door Weatherstrip Seals, with Clips and Molded Ends.

For 2-door hardtops and convertibles, these door seals with clips and molded ends are designed to replace OEM #4474550/1, ensuring a precise fit and reliable performance. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, providing a snug, weatherproof barrier to keep out wind, rain, and noise. The molded ends and integrated clips make installation straightforward, securing the seals firmly in place for long-lasting protection. These seals are compatible with a range of classic cars, including the 1963-1964 Buick Electra, LeSabre, Wildcat, Cadillac DeVille, Eldorado, Series 62, Chevrolet Impala, Oldsmobile 98, Dynamic 88, Jetfire, Starfire, Super 88, Pontiac Bonneville, Catalina, and Grand Prix. SUPERsoft parts are made without accelerants or cheap fillers, ensuring they resist aging and cracking over time. Backed by a 30-year warranty, these seals offer peace of mind and exceptional value for your restoration project.

Features and Benefits
  • Provides a tight seal to block wind, rain, and noise.
  • Molded ends and clips ensure easy and secure installation.
  • Made from durable, long-lasting materials without cheap fillers.

$203.99
• SALE $162.95
Select Color/Material Options  
1963-1964 Buick Electra Door Weatherstrip Seals, with Clips and Molded Ends.
1963 Buick Invicta Door Weatherstrip Seals, with Clips and Molded Ends.

For 2-door hardtops and convertibles, these door seals with clips and molded ends are designed to replace OEM #4474550/1, ensuring a precise fit and reliable performance. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, providing a snug, weatherproof barrier to keep out wind, rain, and noise. The molded ends and integrated clips make installation straightforward, securing the seals firmly in place for long-lasting protection. These seals are compatible with a range of classic cars, including the 1963-1964 Buick Electra, LeSabre, Wildcat, Cadillac DeVille, Eldorado, Series 62, Chevrolet Impala, Oldsmobile 98, Dynamic 88, Jetfire, Starfire, Super 88, Pontiac Bonneville, Catalina, and Grand Prix. SUPERsoft parts are made without accelerants or cheap fillers, ensuring they resist aging and cracking over time. Backed by a 30-year warranty, these seals offer peace of mind and exceptional value for your restoration project.

Features and Benefits
  • Provides a tight seal to block wind, rain, and noise.
  • Molded ends and clips ensure easy and secure installation.
  • Made from durable, long-lasting materials without cheap fillers.

$203.99
• SALE $162.95
Select Color/Material Options  
1963 Buick Invicta Door Weatherstrip Seals, with Clips and Molded Ends.
1963-1964 Buick LeSabre Door Weatherstrip Seals, with Clips and Molded Ends.

For 2-door hardtops and convertibles, these door seals with clips and molded ends are designed to replace OEM #4474550/1, ensuring a precise fit and reliable performance. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, providing a snug, weatherproof barrier to keep out wind, rain, and noise. The molded ends and integrated clips make installation straightforward, securing the seals firmly in place for long-lasting protection. These seals are compatible with a range of classic cars, including the 1963-1964 Buick Electra, LeSabre, Wildcat, Cadillac DeVille, Eldorado, Series 62, Chevrolet Impala, Oldsmobile 98, Dynamic 88, Jetfire, Starfire, Super 88, Pontiac Bonneville, Catalina, and Grand Prix. SUPERsoft parts are made without accelerants or cheap fillers, ensuring they resist aging and cracking over time. Backed by a 30-year warranty, these seals offer peace of mind and exceptional value for your restoration project.

Features and Benefits
  • Provides a tight seal to block wind, rain, and noise.
  • Molded ends and clips ensure easy and secure installation.
  • Made from durable, long-lasting materials without cheap fillers.

$203.99
• SALE $162.95
Select Color/Material Options  
1963-1964 Buick LeSabre Door Weatherstrip Seals, with Clips and Molded Ends.
1963-1964 Buick Wildcat Door Weatherstrip Seals, with Clips and Molded Ends.

For 2-door hardtops and convertibles, these door seals with clips and molded ends are designed to replace OEM #4474550/1, ensuring a precise fit and reliable performance. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, providing a snug, weatherproof barrier to keep out wind, rain, and noise. The molded ends and integrated clips make installation straightforward, securing the seals firmly in place for long-lasting protection. These seals are compatible with a range of classic cars, including the 1963-1964 Buick Electra, LeSabre, Wildcat, Cadillac DeVille, Eldorado, Series 62, Chevrolet Impala, Oldsmobile 98, Dynamic 88, Jetfire, Starfire, Super 88, Pontiac Bonneville, Catalina, and Grand Prix. SUPERsoft parts are made without accelerants or cheap fillers, ensuring they resist aging and cracking over time. Backed by a 30-year warranty, these seals offer peace of mind and exceptional value for your restoration project.

Features and Benefits
  • Provides a tight seal to block wind, rain, and noise.
  • Molded ends and clips ensure easy and secure installation.
  • Made from durable, long-lasting materials without cheap fillers.

$203.99
• SALE $162.95
Select Color/Material Options  
1963-1964 Buick Wildcat Door Weatherstrip Seals, with Clips and Molded Ends.

(1583 Total Products)