Stop leaks, drafts, and road noise in your GMC Sierra 1500 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 1500 Classic—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.
Our GMC Sierra 1500 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 1500 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 1500 Classic.
This front door seal, measuring 163.25" long, is designed for Regular/Quad Cab and Extended Cab body styles of '99-'07 Chevrolet Silverado and GMC Sierra C/K 1500/2500 classic trucks, as well as '00-'06 Chevrolet Tahoe, Cadillac Escalade, GMC Denali/Yukon, and '02-'06 Chevrolet Avalanche and Cadillac Escalade extended cabs. It fits the front left-side and right-side on the body for most applications, with specific fitment for the front left-side only on Extended Cabs. Crafted by SUPERsoft, this seal is 30% softer and more durable than other brands, ensuring a snug, weatherproof fit that keeps out moisture, wind, and noise. Unlike other seals, it is made without accelerants or cheap fillers, preventing premature aging and cracking. This part is backed by a 90-day warranty for added peace of mind.
Features and Benefits
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
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