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 .

1999-2000 GMC C2500 Front Door Weatherstrip Seal.

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
  • Provides a tight seal to block out wind, water, and noise.
  • Made with durable, long-lasting materials for extended use.
  • Easy to install on the front doors for a precise fit.
  • Designed to maintain flexibility and performance over time.

$106.99
• SALE $85.95
Select Color/Material Options  
1999-2000 GMC C2500 Front Door Weatherstrip Seal.
1999 GMC C2500 Suburban Front Door Weatherstrip Seal.

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
  • Provides a tight seal to block out wind, water, and noise.
  • Made with durable, long-lasting materials for extended use.
  • Easy to install on the front doors for a precise fit.
  • Designed to maintain flexibility and performance over time.

$106.99
• SALE $85.95
Select Color/Material Options  
1999 GMC C2500 Suburban Front Door Weatherstrip Seal.
1999 GMC K1500 Front Door Weatherstrip Seal.

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
  • Provides a tight seal to block out wind, water, and noise.
  • Made with durable, long-lasting materials for extended use.
  • Easy to install on the front doors for a precise fit.
  • Designed to maintain flexibility and performance over time.

$106.99
• SALE $85.95
Select Color/Material Options  
1999 GMC K1500 Front Door Weatherstrip Seal.
1999 GMC K1500 Suburban Front Door Weatherstrip Seal.

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
  • Provides a tight seal to block out wind, water, and noise.
  • Made with durable, long-lasting materials for extended use.
  • Easy to install on the front doors for a precise fit.
  • Designed to maintain flexibility and performance over time.

$106.99
• SALE $85.95
Select Color/Material Options  
1999 GMC K1500 Suburban Front Door Weatherstrip Seal.
1999-2000 GMC K2500 Front Door Weatherstrip Seal.

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
  • Provides a tight seal to block out wind, water, and noise.
  • Made with durable, long-lasting materials for extended use.
  • Easy to install on the front doors for a precise fit.
  • Designed to maintain flexibility and performance over time.

$106.99
• SALE $85.95
Select Color/Material Options  
1999-2000 GMC K2500 Front Door Weatherstrip Seal.

(1091 Total Products)