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

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

Our Pontiac LeMans 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 LeMans, 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 LeMans.

1967-1981 Pontiac LeMans Brake Master Cylinder Cover Weatherstrip Seal. Replaces OEM #5470861.

For the 1967-1981 Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac cars, this Brake Master Cylinder Cover Seal by Metro Moulded Parts is a must-have component, measuring 5" x 2-1/2". It replaces OEM #5470861, ensuring a perfect fit and reliable performance. Crafted with over 50 tons of pressure, this seal boasts precise definition and detailing, enhancing both form and function. Designed to fit a wide range of classic models, including the Buick Electra, Cadillac DeVille, Chevrolet Camaro, Oldsmobile Cutlass, and Pontiac Firebird, this seal is essential for maintaining your vehicle's braking system integrity. Its robust construction ensures durability and longevity, making it a reliable choice for vintage car enthusiasts. With a 90-day warranty, you can purchase with confidence, knowing that any issues will be promptly addressed. Enhance your classic car's performance and safety with this expertly crafted seal.

Features and Benefits
  • Ensures a perfect fit for classic models.
  • Crafted with high pressure for precision.
  • Enhances braking system integrity.

$48.99
• SALE $39.95
Select Color/Material Options  
1967-1981 Pontiac LeMans Brake Master Cylinder Cover Weatherstrip Seal. Replaces OEM #5470861.
1966-1967 Pontiac LeMans Vertical Glass Run Channel.

For 1966-1967 Buick, Chevrolet, Oldsmobile, and Pontiac cars, this vertical glass run channel is a must-have for restoring your vehicle’s doors. Measuring 37 inches long, this pair fits snugly into the division bar channel between the front vent window and the leading edge of the window glass, ensuring a secure and precise fit. Crafted from high-quality compounds, these channels are built to last for the lifetime of your car, reducing road noise and enhancing your driving experience. Designed specifically for models like the Buick Gran Sport, Skylark, and Special, Chevrolet Chevelle and Malibu, Oldsmobile 442, Cutlass, and F85, as well as Pontiac GTO, LeMans, and Tempest, this part ensures a perfect fit and seamless installation. Backed by Metro’s 30-year Platinum Warranty, you can trust in its durability and performance.

Features and Benefits
  • Reduces road noise for a quieter ride.
  • High-quality materials ensure long-lasting performance.
  • Fits securely in the division bar channel for a precise fit.

$48.99
• SALE $39.95
Select Color/Material Options  
1966-1967 Pontiac LeMans Vertical Glass Run Channel.
1964-1965 Pontiac LeMans Vertical Glass Run Channel.

For 1964-1965 Buick, Chevrolet, Oldsmobile, and Pontiac cars, this vertical glass run channel is designed to fit seamlessly into the division bar channel between the front vent window and the leading edge of the door window glass. Measuring 37-1/2 inches long, this pair is crafted from high-quality compounds to ensure durability and a snug fit that lasts the lifetime of your vehicle. It effectively reduces road noise, enhancing your driving experience by keeping the cabin quieter. This part is specifically made for classic models like the 1964 Buick Skylark, 1964 Chevrolet Chevelle, 1964 Pontiac GTO, and many more from 1964-1965, ensuring a perfect fit for your restoration project. Backed by Metro's 30-year Platinum Warranty, you can trust in its quality and longevity.

Features and Benefits
  • Fits securely in the division bar channel for a precise installation.
  • Reduces road noise for a quieter cabin.
  • Made with durable materials to last the lifetime of your vehicle.

$48.99
• SALE $39.95
Select Color/Material Options  
1964-1965 Pontiac LeMans Vertical Glass Run Channel.
1978-1981 Pontiac LeMans Hood and Cowl Weatherstrip Seal.

This hood and cowl seal is designed for 1978-1988 GM A-body, A-Special (A-SPEC), and G-body 2-door hardtop coupes with rear-wheel drive (RWD), replacing OEM# 20255857 and 25505704. Crafted with a dual-durometer extrusion and a flexible metal core, it ensures durability and a snug fit over the pinchweld for easy installation. Made in the USA, this seal is jet black, not ash gray, offering a refined concours-quality appearance. It fits a wide range of vehicles, including 1978-1988 Buick Century, Regal, Chevrolet El Camino, Malibu, Monte Carlo, GMC Caballero, Oldsmobile Cutlass models, and Pontiac Grand Am, Grand Prix, LeMans, and Grand LeMans. This part is built to keep your hood and cowl area sealed against water, dust, and debris, enhancing the longevity of your vehicle while maintaining its classic look. Backed by a 90-day warranty, it’s a reliable choice for restoring or maintaining your car or truck.

Features and Benefits
  • Keeps water and debris out of the hood and cowl area.
  • Easy installation with a secure fit over the pinchweld.
  • Durable dual-durometer construction with a flexible metal core.
  • Jet black finish for a sleek, concours-quality appearance.

$49.49
• SALE $39.95
Select Color/Material Options  
1978-1981 Pontiac LeMans Hood and Cowl Weatherstrip Seal.
1988 Pontiac LeMans Hood and Cowl Weatherstrip Seal.

This hood and cowl seal is designed for 1978-1988 GM A-body, A-Special (A-SPEC), and G-body 2-door hardtop coupes with rear-wheel drive (RWD), replacing OEM# 20255857 and 25505704. Crafted with a dual-durometer extrusion and a flexible metal core, it ensures durability and a snug fit over the pinchweld for easy installation. Made in the USA, this seal is jet black, not ash gray, offering a refined concours-quality appearance. It fits a wide range of vehicles, including 1978-1988 Buick Century, Regal, Chevrolet El Camino, Malibu, Monte Carlo, GMC Caballero, Oldsmobile Cutlass models, and Pontiac Grand Am, Grand Prix, LeMans, and Grand LeMans. This part is built to keep your hood and cowl area sealed against water, dust, and debris, enhancing the longevity of your vehicle while maintaining its classic look. Backed by a 90-day warranty, it’s a reliable choice for restoring or maintaining your car or truck.

Features and Benefits
  • Keeps water and debris out of the hood and cowl area.
  • Easy installation with a secure fit over the pinchweld.
  • Durable dual-durometer construction with a flexible metal core.
  • Jet black finish for a sleek, concours-quality appearance.

$49.49
• SALE $39.95
Select Color/Material Options  
1988 Pontiac LeMans Hood and Cowl Weatherstrip Seal.

(160 Total Products)