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 .

1973-1974 GMC C15/C1500 Suburban Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.

Designed for 1973-1987 Chevrolet and GMC Pickup Trucks, this rear window seal is crafted to fit perfectly on the body before the glass is installed. Made from durable, ozone-resistant EPDM polymer, it ensures a snug and accurate seal, reducing drafts and road noise while maintaining the original profile and details for a precise fit. This seal is intended for use during glass replacement and features a self-locking strip that secures the glass in place, providing a reliable and long-lasting hold. Please note, this weatherstrip is not compatible with original sliders. Its high-quality construction guarantees a great fit and extended life, making it an essential upgrade for your truck.

Features and Benefits
  • Provides a tight seal to reduce drafts and noise.
  • Made from ozone-resistant EPDM polymer for durability.
  • Designed for easy installation during glass replacement.
  • Maintains original details for a factory-accurate fit.

$101.99
• SALE $81.95
Select Color/Material Options  
1973-1974 GMC C15/C1500 Suburban Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.
1979-1986 GMC C1500 Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.

Designed for 1973-1987 Chevrolet and GMC Pickup Trucks, this rear window seal is crafted to fit perfectly on the body before the glass is installed. Made from durable, ozone-resistant EPDM polymer, it ensures a snug and accurate seal, reducing drafts and road noise while maintaining the original profile and details for a precise fit. This seal is intended for use during glass replacement and features a self-locking strip that secures the glass in place, providing a reliable and long-lasting hold. Please note, this weatherstrip is not compatible with original sliders. Its high-quality construction guarantees a great fit and extended life, making it an essential upgrade for your truck.

Features and Benefits
  • Provides a tight seal to reduce drafts and noise.
  • Made from ozone-resistant EPDM polymer for durability.
  • Designed for easy installation during glass replacement.
  • Maintains original details for a factory-accurate fit.

$101.99
• SALE $81.95
Select Color/Material Options  
1979-1986 GMC C1500 Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.
1975-1978 GMC C25 Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.

Designed for 1973-1987 Chevrolet and GMC Pickup Trucks, this rear window seal is crafted to fit perfectly on the body before the glass is installed. Made from durable, ozone-resistant EPDM polymer, it ensures a snug and accurate seal, reducing drafts and road noise while maintaining the original profile and details for a precise fit. This seal is intended for use during glass replacement and features a self-locking strip that secures the glass in place, providing a reliable and long-lasting hold. Please note, this weatherstrip is not compatible with original sliders. Its high-quality construction guarantees a great fit and extended life, making it an essential upgrade for your truck.

Features and Benefits
  • Provides a tight seal to reduce drafts and noise.
  • Made from ozone-resistant EPDM polymer for durability.
  • Designed for easy installation during glass replacement.
  • Maintains original details for a factory-accurate fit.

$101.99
• SALE $81.95
Select Color/Material Options  
1975-1978 GMC C25 Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.
1973-1974 GMC C25/C2500 Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.

Designed for 1973-1987 Chevrolet and GMC Pickup Trucks, this rear window seal is crafted to fit perfectly on the body before the glass is installed. Made from durable, ozone-resistant EPDM polymer, it ensures a snug and accurate seal, reducing drafts and road noise while maintaining the original profile and details for a precise fit. This seal is intended for use during glass replacement and features a self-locking strip that secures the glass in place, providing a reliable and long-lasting hold. Please note, this weatherstrip is not compatible with original sliders. Its high-quality construction guarantees a great fit and extended life, making it an essential upgrade for your truck.

Features and Benefits
  • Provides a tight seal to reduce drafts and noise.
  • Made from ozone-resistant EPDM polymer for durability.
  • Designed for easy installation during glass replacement.
  • Maintains original details for a factory-accurate fit.

$101.99
• SALE $81.95
Select Color/Material Options  
1973-1974 GMC C25/C2500 Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.
1973-1974 GMC C25/C2500 Suburban Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.

Designed for 1973-1987 Chevrolet and GMC Pickup Trucks, this rear window seal is crafted to fit perfectly on the body before the glass is installed. Made from durable, ozone-resistant EPDM polymer, it ensures a snug and accurate seal, reducing drafts and road noise while maintaining the original profile and details for a precise fit. This seal is intended for use during glass replacement and features a self-locking strip that secures the glass in place, providing a reliable and long-lasting hold. Please note, this weatherstrip is not compatible with original sliders. Its high-quality construction guarantees a great fit and extended life, making it an essential upgrade for your truck.

Features and Benefits
  • Provides a tight seal to reduce drafts and noise.
  • Made from ozone-resistant EPDM polymer for durability.
  • Designed for easy installation during glass replacement.
  • Maintains original details for a factory-accurate fit.

$101.99
• SALE $81.95
Select Color/Material Options  
1973-1974 GMC C25/C2500 Suburban Rear Window Weatherstrip Seal, 73-87 GM Full Size Truck.

(1091 Total Products)