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.

1949-1958 Pontiac Chieftain Door Lock Knob. Self-Threading Set of 4 - Choose Color.

This door lock knob is sold as a set of 4, measuring 1-3/8" tall with a 1/8" lower inner diameter and a 3/8" lower outer diameter, making it a perfect fit for a wide range of vintage vehicles. Crafted from durable black rubber, it features a self-threading design for easy installation and a secure fit. This part is precision-made with over 50 tons of pressure, ensuring exact detailing and a flawless finish that complements the timeless look of your car. It fits a variety of models, including 1941-1960 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, adding a touch of authenticity to your restoration project. Backed by Metro’s 30-year Platinum Warranty, this knob offers long-lasting reliability and peace of mind.

Features and Benefits
  • Made from durable black rubber for a classic look and long-lasting use.
  • Self-threading design ensures easy installation and a secure fit.
  • Precision-crafted with over 50 tons of pressure for exact detailing.

$19.99
• SALE $15.95
Select Color/Material Options  
1949-1958 Pontiac Chieftain Door Lock Knob. Self-Threading Set of 4 - Choose Color.
1949-1952 Pontiac Chieftain Master Cylinder Rod Dust Boot. Each.

This master cylinder rod dust boot is designed for classic cars, including 1936-1963 Chevrolet, Pontiac, Cadillac, and Oldsmobile models, ensuring a precise fit and reliable performance. Crafted from advanced rubber compounds, it resists chemicals, sunlight, and ozone, making it durable and long-lasting. The boot is shaped to provide a snug seal, protecting the master cylinder rod from dust, debris, and moisture, which helps maintain optimal braking performance. Its sleek black finish complements the vehicle's original design, blending seamlessly with the under-hood components. Backed by Metro Moulded Parts' 30-year warranty, this part offers peace of mind and confidence in its quality.

Features and Benefits
  • Protects the master cylinder rod from dust and debris.
  • Made with durable, chemical-resistant rubber compounds.
  • Ensures a snug fit for classic car models from 1936-1963.

$21.99
• SALE $17.95
Select Color/Material Options  
1949-1952 Pontiac Chieftain Master Cylinder Rod Dust Boot. Each.
1953-1958 Pontiac Chieftain Starter Solenoid Boot.

This starter solenoid boot is designed for 1953-1958 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, as well as Chevrolet trucks from the same years. Crafted with precision using over 50 tons of pressure, this boot ensures a perfect fit and detailed finish. It protects the solenoid plunger starter switch at the starter, shielding it from dirt, moisture, and other contaminants that could affect performance. The durable material offers long-lasting reliability, making it an essential replacement part for maintaining your classic vehicle's functionality. Backed by Metro Moulded Parts' 30-year warranty, this boot provides peace of mind for decades to come.

Features and Benefits
  • Protects the solenoid plunger from dirt and moisture.
  • Ensures a precise fit for optimal performance.
  • Made with high-pressure molding for exact detailing.

$23.49
• SALE $18.95
Select Color/Material Options  
1953-1958 Pontiac Chieftain Starter Solenoid Boot.
1955-1956 Pontiac Chieftain 3-Speed Column Shift Boot - Choose Color.

Designed for 1955-1956 Pontiac Catalina, Chieftain, and Star Chief cars, this 3-speed column shift boot is crafted to fit a 1/2" lever and snaps securely into place for a snug and reliable fit. Made in sleek black, it enhances the interior with a clean, polished look while protecting the shift mechanism from dirt and debris. Manufactured with over 50 tons of pressure, this part boasts precise detailing and a flawless finish, ensuring it meets the high standards of classic car restoration. Backed by Metro Moulded Parts' 30-year Platinum Warranty, you can trust in its durability and long-lasting performance.

Features and Benefits
  • Protects the shift mechanism from dirt and debris.
  • Snaps in place for easy installation and a secure fit.
  • Made with high-pressure molding for perfect detailing.

$25.49
• SALE $20.95
Select Color/Material Options  
1955-1956 Pontiac Chieftain 3-Speed Column Shift Boot - Choose Color.
1954-1956 Pontiac Chieftain Wire Harness Grommet to Firewall. Finely Detailed. Each.

This wire harness grommet is designed for 1954-1956 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, including models like the Buick Century, Cadillac DeVille, Chevrolet Bel Air, Oldsmobile 88, and Pontiac Star Chief. Crafted to fit snugly between the wire harness and the firewall, this grommet ensures a secure seal while protecting wires from wear and tear. Made with state-of-the-art rubber compounds, it is resistant to chemicals, sunlight, and ozone, ensuring long-lasting durability. Its finely detailed design provides a clean and professional look, complementing the classic style of your vintage car. Backed by Metro Moulded Parts' 30-year warranty, this grommet offers peace of mind and reliable performance for decades.

Features and Benefits
  • Protects wires from damage and wear.
  • Resistant to chemicals, sunlight, and ozone for durability.
  • Provides a secure and professional seal at the firewall.

$40.99
• SALE $32.95
Select Color/Material Options  
1954-1956 Pontiac Chieftain Wire Harness Grommet to Firewall. Finely Detailed. Each.

(71 Total Products)