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

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

Our Pontiac Chieftain 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 Chieftain, 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 Chieftain.

1951-1953 Pontiac Chieftain Sold By The Foot - Fender Skirt Weatherstrip Seal.

This item is sold by the foot. For classic car enthusiasts restoring a 1951-1953 Buick Special, Cadillac Series 60 Fleetwood, Chevrolet Bel Air, Oldsmobile 98, Pontiac Chieftain, and more, this fender skirt seal is a must-have. Designed to withstand UV light without breaking down, unlike foam alternatives, this seal offers excellent rebound memory, maintaining its shape and effectiveness over time. Its sleek black finish complements the vehicle's aesthetics while providing a snug fit to keep out dirt, moisture, and debris. Backed by Metro Moulded Parts' Platinum 30-year warranty, this seal guarantees long-lasting performance and peace of mind.

Features and Benefits
  • High-quality EPDM rubber resists UV damage.
  • Excellent rebound memory ensures a secure fit.
  • Sold by the foot for customizable length.

1949 Pontiac Chieftain Sold By The Foot - Door Side Weatherstrip Seal. Same as LP 40, but for a Lighter Weatherstrip Seal.

This item is sold by the foot. This door side seal, measuring 13/16" wide and 1/2" tall, is designed for domestic passenger cars and trucks, making it a versatile choice for 1939-1955 vehicles, including Buick, Cadillac, Chevrolet, Chrysler, Nash, Oldsmobile, Plymouth, Pontiac, and more. Crafted from high-quality EPDM extrusion, this seal offers excellent rebound memory, ensuring a snug fit that maintains its shape over time. Unlike foam alternatives, it resists UV light degradation, making it a durable solution for weatherproofing your doors. Its lightweight design is perfect for street rods, customs, and even Cobra kit cars, providing a reliable barrier against the elements. Sold per foot, this universal seal is easy to install and can be cut to fit your specific needs. Backed by Metro's Platinum 30-year warranty, this part guarantees long-lasting performance and peace of mind.

Features and Benefits
  • High-quality EPDM material resists UV damage.
  • Excellent rebound memory ensures a tight seal.
  • Lightweight design ideal for custom applications.

1954-1958 Pontiac Chieftain Trunk Bumper. Fits Lower Corner on Decklid. 15/16" O.D.

This trunk bumper is designed for classic cars, measuring 15/16" in outer diameter and 11/16" in height, and fits perfectly on the lower corner of the decklid. It is compatible with a wide range of vehicles, including 1954-1966 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, as well as select 1967-1981 Chevrolet Camaro and Pontiac Firebird models. Made by Metro Moulded Parts, this bumper is built to be durable, long-lasting, and strong, ensuring reliable performance over time. Its sleek black finish complements the vehicle's aesthetics while providing a snug fit to prevent rattling and protect the trunk lid from damage. Installation is straightforward, making it an easy replacement for worn or missing bumpers. Backed by Metro's 30-year warranty, this part offers peace of mind and confidence in its quality.

Features and Benefits
  • Protects the trunk lid from damage and wear.
  • Ensures a snug fit to eliminate rattling.
  • Easy to install for quick replacement.

1949-1958 Pontiac Chieftain Sold By The Foot - Roof Rail Weatherstrip Seal.

This item is sold by the foot. For 2-door and 4-door hardtops, this roof rail seal measures 1-1/16" wide and is made from a thick, skin-covered sponge material You’ll need 12 feet for 2-door hardtops and 16 feet for 4-door hardtops. Designed with high-quality EPDM extrusion, this seal offers excellent rebound memory, ensuring a snug fit that keeps out water, wind, and debris. Unlike foam, it resists UV light, so it won’t break down over time, making it a durable choice for your vehicle. The seal is easy to install along the roof rail, providing a clean, professional finish that enhances the look and functionality of your car. Backed by Metro’s Platinum Warranty, this part is protected for 30 years, giving you peace of mind with your purchase.

Features and Benefits
  • Thick, durable material ensures a tight seal.
  • UV-resistant EPDM prevents wear and tear.
  • Excellent rebound memory for a long-lasting fit.
  • Easy installation for a clean, professional look.

1949-1954 Pontiac Chieftain Sold By The Foot - Fender Skirt Weatherstrip Seal.

This item is sold by the foot. For classic cars like the 1949-1954 Chevrolet, Oldsmobile, and Pontiac models, this fender skirt seal is a must-have for maintaining a clean and polished look. Measuring 7/8" wide and 3/8" tall, Crafted from high-quality EPDM extrusion, it offers excellent rebound memory, ensuring a snug fit that lasts. Unlike foam alternatives, this material resists UV light, preventing breakdown and ensuring durability over time. Designed to fit seamlessly into the fender skirt area, it helps keep dirt, moisture, and debris out, protecting your vehicle's body and enhancing its appearance. Backed by Metro’s Platinum 30-year warranty, this seal provides peace of mind and long-term reliability.

Features and Benefits
  • Keeps dirt and moisture out of the fender skirt area.
  • Made from UV-resistant EPDM for long-lasting durability.
  • Excellent rebound memory ensures a tight, secure fit.
  • Sold by the foot for a customizable length to fit your needs.

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