GMC Sierra 3500 Classic Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals
Stop leaks, drafts, and road noise in your GMC Sierra 3500 Classic 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 Sierra 3500 Classic—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.
Our GMC Sierra 3500 Classic 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 Sierra 3500 Classic, 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 Sierra 3500 Classic.
For extended cab GM full-size trucks from 2000 to 2007, this upper door seal pair (OEM #15054569 & #15044908) is designed to mount on the body and seal against the doors, ensuring a snug fit. Made from high-quality, ozone-resistant EPDM rubber, these seals are built to last and maintain their flexibility over time. They feature an accurate seal profile and incorporate all original details for a precise fit, reducing drafts and road noise for a quieter and more comfortable ride. This pair includes seals for both the left and right sides, making installation straightforward and ensuring complete coverage. Compatible with Chevrolet Silverado and GMC Sierra models from 2000 to 2007, including Classic editions, this part is a reliable replacement for worn or damaged seals. Backed by a 90-day warranty, this product ensures peace of mind with its durability and performance.
Features and Benefits- Reduces drafts and road noise for a quieter cabin.
- Made from durable, ozone-resistant EPDM rubber for long-lasting use.
- Designed for a precise fit with accurate seal profiles.
- Easy installation with seals for both left and right sides included.
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