Pontiac Grandville Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

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

Our Pontiac Grandville 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 Grandville, 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 Grandville.

1971-1974 Pontiac Grandville Molded Roof Rail Weatherstrip Seals for 4-Door Hardtop. Pair.

Designed for 4-door hardtop models, these molded roof rail seals are crafted to fit perfectly and provide exceptional weatherproofing for your classic car. Specifically made for 1971-1974 Buick Centurion, LeSabre, Chevrolet Caprice, Impala, Oldsmobile Delta 88, Pontiac Bonneville, Catalina, and Grandville models, these seals ensure a snug fit that keeps water and wind out. Made by SUPERsoft, these seals are guaranteed to never leak and are free from cheap fillers or accelerants, ensuring long-lasting durability. The pair is molded to match the original design, offering better sealing than competitor brands and maintaining the integrity of your vehicle's roofline. Backed by a 30-year warranty, these seals provide peace of mind and reliable performance for decades.

Features and Benefits
  • Provides a watertight seal to prevent leaks.
  • Custom-molded for a precise fit on 4-door hardtops.
  • Made with premium materials to resist aging and wear.

$278.99
• SALE $222.95
Select Color/Material Options  
1971-1974 Pontiac Grandville Molded Roof Rail Weatherstrip Seals for 4-Door Hardtop. Pair.
1971-1975 Pontiac Grandville Convertible Top Roof Rail Kit.

For convertible cars, this 5-piece Convertible Top Roof Rail Kit is designed to provide a perfect seal for your 1971-1976 Buick Centurion, LeSabre, Cadillac Eldorado, Chevrolet Impala, Caprice, Oldsmobile Delta 88, Pontiac Catalina, or Grandville. This kit includes all right and left side top rail seals and the windshield top header seal, ensuring a snug fit and excellent protection against leaks. Crafted by SUPERsoft, these seals are made without accelerants or cheap fillers, which means they won’t prematurely age or fail. The durable material guarantees better sealing than competitor brands, keeping your interior dry and protected from the elements. Backed by a 30-year warranty, you can trust this kit to last for decades.

Features and Benefits
  • Provides a watertight seal to prevent leaks.
  • Includes all necessary seals for a complete installation.
  • Made with high-quality materials for long-lasting durability.

$599.98
• SALE $478.95
Select Color/Material Options  
1971-1975 Pontiac Grandville Convertible Top Roof Rail Kit.
1971-1975 Pontiac Grandville Weatherstrip Seal Kit, for Convertibles.

For convertible models, this Basic Kit includes high-quality seals for the door (LM 12-H), roof rail (RR 1814), and trunk (TK 46-E/18), ensuring a snug and weatherproof fit. Designed specifically for 1971-1975 Buick Centurion, Buick LeSabre, Chevrolet Impala, Chevrolet Caprice, Oldsmobile Delta 88, Pontiac Catalina, and Pontiac Grandville cars, this kit is tailored to restore and maintain your vehicle's original charm while keeping it protected from the elements. Each seal is crafted from durable, flexible materials that resist cracking and wear, providing long-lasting performance. The seals are easy to install, fitting seamlessly into their designated areas to prevent water, dust, and wind from entering your vehicle. Backed by a 30-year warranty from SuperSoft, you can trust in the quality and reliability of this kit for decades to come.

Features and Benefits
  • Protects against water, dust, and wind intrusion.
  • Made from durable, crack-resistant materials.
  • Easy installation for a precise, secure fit.

$888.49
• SALE $709.95
Select Color/Material Options  
1971-1975 Pontiac Grandville Weatherstrip Seal Kit, for Convertibles.

(28 Total Products)