Chevrolet K5 Blazer Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

Stop leaks, drafts, and road noise in your Chevrolet K5 Blazer 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 Chevrolet K5 Blazer—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.

Our Chevrolet K5 Blazer 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 Chevrolet K5 Blazer, 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 Chevrolet K5 Blazer.

1969-1972 Chevy K5 Blazer Front Side Window Drain Weatherstrip Seal. Pair.

Designed for the 1969-1972 Chevrolet Blazer Truck, this front side window drain seal pair is a must-have for maintaining your vehicle's classic appeal and functionality. Crafted by SUPERsoft, these seals are made with a unique material that is 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. Unlike other products, these seals are free from accelerants and cheap fillers, which means they resist premature aging and cracking, even in harsh weather conditions. These seals are designed to channel water away from your window area, protecting your interior from leaks and damage. Installation is straightforward, as they are precision-molded to fit perfectly into the original window drain channels. Backed by SUPERsoft's 30-year warranty, you can trust in their quality and durability for decades to come.

Features and Benefits
  • Protects your interior by channeling water away from windows.
  • Made with 30% softer, more durable material for a perfect fit.
  • Free from cheap fillers, ensuring long-lasting performance.

$103.99
• SALE $82.95
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1969-1972 Chevy K5 Blazer Front Side Window Drain Weatherstrip Seal. Pair.
1976-1991 Chevy K5 Blazer Inner Header Weatherstrip Seal, 76-91 Chevy Blazer and GMC Jimmy, Each.

Designed for 76-91 Chevy Blazer and GMC Jimmy, this inner header seal is crafted to fit perfectly on the rear of the cab. Made from durable, ozone-resistant EPDM rubber, it ensures a snug fit and long-lasting performance. This seal measures precisely to match the original specifications, providing an accurate profile that reduces drafts and road noise while enhancing the comfort of your ride. It installs easily using weatherstrip adhesive glue (not included) and presses securely against the shell weatherstrip, creating a tight seal to keep out the elements. Built for durability and functionality, this single-piece seal is a reliable solution for maintaining your vehicle's integrity and comfort. Backed by a 90-day warranty, it’s a no-hassle replacement if needed.

Features and Benefits
  • Reduces drafts and road noise for a quieter ride.
  • Made from high-quality ozone-resistant EPDM rubber for durability.
  • Easy installation with weatherstrip adhesive glue.
  • Provides a precise fit for 76-91 Chevy Blazer and GMC Jimmy.

$105.99
• SALE $84.95
Select Color/Material Options  
1976-1991 Chevy K5 Blazer Inner Header Weatherstrip Seal, 76-91 Chevy Blazer and GMC Jimmy, Each.
1969-1972 Chevy K5 Blazer Upper Tailgate Weatherstrip Seal.

Designed for the classic truck body style, this upper tailgate seal is a perfect fit for 1969-1972 Chevy Blazer and 1970-1972 GMC Jimmy models. Crafted by Metro Moulded Parts, this seal is made from a premium material that is 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. Unlike seals made with cheap fillers or accelerants, this product resists premature aging and cracking, providing reliable protection against water, dust, and wind. It installs easily along the upper tailgate, creating a tight seal to keep your vehicle's interior clean and dry. Backed by Metro's 30-year Platinum Warranty, this seal offers peace of mind and exceptional value for your restoration project.

Features and Benefits
  • Provides a tight seal to block water, dust, and wind.
  • Made from durable, soft material for a perfect fit.
  • Resists aging and cracking for long-lasting performance.

$107.49
• SALE $85.95
Select Color/Material Options  
1969-1972 Chevy K5 Blazer Upper Tailgate Weatherstrip Seal.
1973-1991 Chevy K5 Blazer Windshield Weatherstrip Seal, 73-87 GM Full Size Truck, 73-91 GM SUV, Without Trim Groove.

This windshield seal is designed for truck body styles and fits a wide range of vehicles, including 1973-1991 Chevrolet and GMC trucks, Blazers, Suburbans, and Jimmys. Made from durable EPDM polymer, this black gasket is crafted to original specifications for a precise fit and long-lasting performance. It installs on the body first, with the glass placed into the opening, and the self-locking strip secures the glass in place. This seal does not include a trim groove, ensuring a clean and seamless appearance. Engineered with high-quality ozone-resistant materials, it guarantees a perfect seal that prevents leaks, reduces drafts, and minimizes road noise. Designed for installation during glass replacement, it ensures your vehicle stays protected and comfortable. Backed by a 90-day warranty, this part is a reliable choice for restoring or maintaining your truck.

Features and Benefits
  • Provides a precise and leak-proof seal.
  • Reduces drafts and road noise for a quieter ride.
  • Made from ozone-resistant materials for long-lasting durability.
  • Easy installation during glass replacement.

$108.49
• SALE $86.95
Select Color/Material Options  
1973-1991 Chevy K5 Blazer Windshield Weatherstrip Seal, 73-87 GM Full Size Truck, 73-91 GM SUV, Without Trim Groove.
1992-1993 Chevy K5 Blazer Tailgate Weatherstrip Seal, '92-'00 GM Full Size SUV 2 and 4 Doors with Liftgate.

Designed for GM full-size SUVs and trucks from 1992 to 2000, this tailgate seal ensures a precise fit for 2- and 4-door models with liftgates. Replacing OEM part #15986675, it is crafted from durable dual-hardness EPDM polymer, offering excellent resistance to drafts, road noise, and weather elements. The seal’s accurate profile ensures a snug fit, enhancing the vehicle's insulation and comfort. This part is compatible with a wide range of models, including Chevrolet Blazer, Suburban, Tahoe, GMC Yukon, and Cadillac Escalade, making it a versatile solution for restoring your vehicle’s functionality. Easy to install, it fits securely along the tailgate, providing a clean and professional finish. Backed by a 90-day hassle-free warranty, this seal is a reliable choice for maintaining your vehicle's performance and comfort.

Features and Benefits
  • Reduces drafts and road noise for a quieter ride.
  • Made from durable EPDM polymer for long-lasting performance.
  • Ensures a precise fit for GM full-size SUVs and trucks.
  • Easy installation for a secure and professional finish.

$110.99
• SALE $88.95
Select Color/Material Options  
1992-1993 Chevy K5 Blazer Tailgate Weatherstrip Seal, '92-'00 GM Full Size SUV 2 and 4 Doors with Liftgate.

(134 Total Products)