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

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

Our Buick Roadmaster 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 Roadmaster, 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 Roadmaster.

1951-1958 Buick Roadmaster Special Purpose Grommet.

This special-purpose grommet is designed for classic cars, fitting a 1/2" hole with a 1/8" center hole, and is perfect for firewall, fuel gauge wire, horn wire, hood latch cable, and fresh air cable applications. Crafted with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, ensuring long-lasting durability. This grommet is compatible with a wide range of vehicles, including 1939 Oldsmobile Series 60, 70, and 80 cars, 1940 Buick Century Series 60, and Cadillac Series 62, among many others spanning from 1939 to 1960. Its sleek black finish blends seamlessly into your vehicle's design while providing a snug and secure fit. Backed by Metro Moulded Parts' 30-year warranty, this grommet offers peace of mind and reliable performance for decades.

Features and Benefits
  • Protects wires and cables from wear and tear.
  • Resists harsh environmental elements like sunlight and ozone.
  • Fits securely into a 1/2" hole with a 1/8" center hole.

1951-1956 Buick Roadmaster Firewall Grommet.

This firewall grommet is designed for 1950-1956 Buick cars, including Series 40, Series 50, Series 70, Roadmaster, Special, Super, Century, and Skylark models. Measuring 1-1/2" in outer diameter and fitting a 1-1/8" hole, it ensures a snug and secure fit for oil pressure and water temperature gauge lines. Crafted with state-of-the-art rubber compounds, this grommet is resistant to chemicals, sunlight, and ozone, making it highly durable and reliable for long-term use. Its sleek black finish complements the engine bay while providing a clean and professional look. Backed by Metro’s Platinum Warranty, this part is protected for 30 years, giving you peace of mind with your purchase.

Features and Benefits
  • Protects gauge lines from wear and tear.
  • Resists harsh environmental conditions.
  • Easy to install with precise fitment.

1951-1958 Buick Roadmaster Hole Plug and Cowl Bumper. Fits 1/2" Hole. Each.

This hole plug and cowl bumper is designed for classic cars, fitting a 1/2" hole, and is perfect for 1949-1958 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, including iconic vehicles like the 1953 Cadillac Eldorado and 1957 Chevrolet Bel Air. Made with state-of-the-art rubber compounds, it resists chemicals, sunlight, and ozone, ensuring long-lasting durability and performance. Its sleek black finish blends seamlessly with your vehicle's design, offering a clean and professional look while effectively sealing and protecting exposed holes. Backed by Metro Moulded Parts' 30-year warranty, this part guarantees peace of mind and reliability for decades to come.

Features and Benefits
  • Fits snugly into 1/2" holes for a secure seal.
  • Protects against chemical, sunlight, and ozone damage.
  • Enhances the appearance of your classic car with a clean finish.

1951-1958 Buick Roadmaster Firewall and Utility Grommet. Fits 3/4" Hole. 3/16" I.D.

This firewall and utility grommet, designed for classic cars, fits a 3/4" hole with a 3/16" inner diameter, making it a perfect fit for vehicles like the 1940-1957 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models listed. Crafted from state-of-the-art rubber compounds, it is resistant to chemicals, sunlight, and ozone, ensuring long-lasting durability and performance. The grommet features a sleek black finish and a sturdy design that seals and protects wiring or hoses passing through the firewall, preventing wear and tear. Backed by Metro Moulded Parts' 30-year warranty, this grommet offers peace of mind and reliability for your restoration project.

Features and Benefits
  • Fits securely in a 3/4" hole with a 3/16" inner diameter.
  • Protects wiring and hoses from damage and wear.
  • Resistant to chemicals, sunlight, and ozone for long-lasting use.

1954-1958 Buick Roadmaster Battery Hold-Down Cushion. Four Used Per Car. Each.

Designed for 1954-1958 Buick Century, Roadmaster, Skylark, Special, Super, and Limited cars, this battery hold-down cushion is a durable and essential component for securing your battery in place. Measuring precisely to fit these classic models, this cushion is crafted from strong, long-lasting materials to ensure reliable performance. With four required per car, it provides a snug and secure fit, preventing battery movement and potential damage during operation. Installation is straightforward, making it a hassle-free addition to your restoration or maintenance project. Backed by Metro Moulded Parts' Platinum 30-year warranty, you can trust in its quality and longevity.

Features and Benefits
  • Keeps your battery securely in place for safe operation.
  • Made from durable materials for long-lasting use.
  • Easy to install, saving you time and effort.

$12.99
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1954-1958 Buick Roadmaster Battery Hold-Down Cushion. Four Used Per Car. Each.

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