GMC Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

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

Our GMC 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 GMC , 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 GMC .

1971-1972 GMC Sprint Vent Window Weatherstrip Seals.

For 1968-1972 GM A-body 2-door sedans, including coupe, sport coupe, and club coupe models with body styles ending in 27 and 77, this 4-piece vent window seal set is a perfect fit. Designed to replace OEM# 9712554/5, it is compatible with vehicles like the Buick Skylark, Chevrolet Chevelle, Oldsmobile Cutlass, Pontiac LeMans, and even the Chevrolet El Camino and GMC Sprint trucks. These seals are crafted using the latest CAD and CNC milling technology, ensuring precise 3D contouring for a snug fit and an OEM-quality appearance. Made to keep out water, wind, and debris, they restore the original functionality and look of your vent windows. The set includes both left and right seals, making installation straightforward and hassle-free. Backed by Metro’s 30-year warranty, you can trust in their durability and performance for decades to come.

Features and Benefits
  • Keeps water and wind out for a quieter ride.
  • Precision-engineered for a perfect fit.
  • Restores the original look and function of vent windows.

$271.99
• SALE $217.95
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1971-1972 GMC Sprint Vent Window Weatherstrip Seals.
1978-1987 GMC Caballero Window Sweeper Kit.

Window sweeper kit. '78-'87 El Camino, GMC Caballero; '78-'83 Malibu; '78-'81 Grand Am 2-door coupe. Left and right inner and outer sweeps with chrome bead, without reveal moldings. Replaces OEM#'s 20208434, 20672574 and 20672575. 4-piece set.

Features and Benefits
  • Superior form and function
  • Accurate seal profiles

$317.49
• SALE $253.95
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1978-1987 GMC Caballero Window Sweeper Kit.
1978-1987 GMC Caballero Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop. Pair R&L.

For 2-door hardtop models, these molded roof rail seals are designed to fit perfectly, ensuring a snug and leak-free installation. Crafted by SUPERsoft, these seals are made without accelerants or cheap fillers, which means they won’t prematurely age or fail. They are guaranteed to never leak, providing better sealing than competitor brands. This pair includes both the left and right seals, offering complete coverage for your vehicle. Designed specifically for 1978-1987 Chevrolet El Camino and GMC Caballero trucks, these seals are a must-have for keeping your interior dry and protected from the elements. Backed by a 30-year warranty, these SUPERsoft seals give you peace of mind and long-lasting durability.

Features and Benefits
  • Provides a perfect fit for 2-door hardtop models.
  • Guaranteed to never leak, keeping your interior dry.
  • Made without cheap fillers, ensuring long-lasting performance.

$341.99
• SALE $272.95
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1978-1987 GMC Caballero Molded Roof Rail Weatherstrip Seals, for 2-Door Hardtop. Pair R&L.
1973-1977 GMC Sprint Weatherstrip Seal Kit. '73-'77 Chevrolet El Camino, GMC Sprint.

Designed for the 1973-1977 Chevrolet El Camino and GMC Sprint trucks, this 4-piece seal kit includes door seals (LM 12-Y) and roof-rail seals (RR 5019-E), ensuring a snug and weatherproof fit for your vehicle. Crafted by SUPERsoft, these seals are made from high-quality materials to provide long-lasting durability and protection against the elements. The seals are tailored to fit perfectly, preventing water, wind, and noise from entering your vehicle, while maintaining the classic look of your truck. This kit is a convenient solution for restoring or upgrading your vehicle's weatherproofing, ensuring a comfortable and quiet ride. Backed by a 30-year warranty from SUPERsoft, you can trust in the quality and reliability of these parts for decades to come.

Features and Benefits
  • Protects against water, wind, and noise for a quieter ride.
  • Tailored fit ensures easy installation and a secure seal.
  • High-quality materials provide long-lasting durability.

$381.99
• SALE $304.95
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1973-1977 GMC Sprint Weatherstrip Seal Kit. '73-'77 Chevrolet El Camino, GMC Sprint.
1978 GMC G1500 Weatherstrip Seal Kit, for Models with Sliding Side Doors.

Designed for vans with sliding side doors, this seal kit is a perfect fit for 1978-1996 Chevrolet and GMC G-Series Vans, including G10, G20, G30, G1500, G2500, and G3500 models. This basic kit includes seals for the front door (LM 13-V), rear door (LM 13-VR), and side slider (LM 13-VS), ensuring a snug and weatherproof fit. Crafted from high-quality materials, these seals are built to last, providing excellent protection against water, wind, and noise. The seals are flexible and easy to install, conforming seamlessly to the contours of your van’s doors for a factory-like finish. Backed by SuperSoft’s 30-year warranty, this kit offers long-term peace of mind, making it a reliable choice for restoring or maintaining your van.

Features and Benefits
  • Protects against water leaks and drafts.
  • Reduces road noise for a quieter ride.
  • Easy installation with a precise fit.

$392.99
• SALE $313.95
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1978 GMC G1500 Weatherstrip Seal Kit, for Models with Sliding Side Doors.

(1091 Total Products)