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 .

1966-1967 GMC K15/K1500 Rigid Division-Bar Channel.

This rigid division-bar channel is designed for classic truck models, including the 1952-1956 Ford F-Series, 1964-1967 Dodge D and W Series, 1965-1967 Chevrolet C and K Series, and 1965-1967 GMC trucks. Measuring 72 inches in length, it features a durable stainless steel bead, a pile lining for a snug fit, and a heavy steel core for long-lasting performance. The channel ensures a precise seal, helping to keep out moisture, dust, and wind, while maintaining the vehicle's original look and functionality. It can be sectioned into two equal lengths for easier overseas shipping, making it versatile for various installation needs. A $20 special shipping charge applies for domestic orders, with additional costs for international shipping. Backed by a 90-day warranty, this part is a reliable choice for restoring or maintaining your classic truck.

Features and Benefits
  • Provides a secure and accurate seal for improved weatherproofing.
  • Made with a heavy steel core for enhanced durability.
  • Stainless steel bead adds corrosion resistance and a clean finish.
  • Can be cut into two sections for easier handling and shipping.

$185.49
• SALE $148.95
Select Color/Material Options  
1966-1967 GMC K15/K1500 Rigid Division-Bar Channel.
1967 GMC K25/K2500 Rigid Division-Bar Channel.

This rigid division-bar channel is designed for classic truck models, including the 1952-1956 Ford F-Series, 1964-1967 Dodge D and W Series, 1965-1967 Chevrolet C and K Series, and 1965-1967 GMC trucks. Measuring 72 inches in length, it features a durable stainless steel bead, a pile lining for a snug fit, and a heavy steel core for long-lasting performance. The channel ensures a precise seal, helping to keep out moisture, dust, and wind, while maintaining the vehicle's original look and functionality. It can be sectioned into two equal lengths for easier overseas shipping, making it versatile for various installation needs. A $20 special shipping charge applies for domestic orders, with additional costs for international shipping. Backed by a 90-day warranty, this part is a reliable choice for restoring or maintaining your classic truck.

Features and Benefits
  • Provides a secure and accurate seal for improved weatherproofing.
  • Made with a heavy steel core for enhanced durability.
  • Stainless steel bead adds corrosion resistance and a clean finish.
  • Can be cut into two sections for easier handling and shipping.

$185.49
• SALE $148.95
Select Color/Material Options  
1967 GMC K25/K2500 Rigid Division-Bar Channel.
1967 GMC K35/K3500 Rigid Division-Bar Channel.

This rigid division-bar channel is designed for classic truck models, including the 1952-1956 Ford F-Series, 1964-1967 Dodge D and W Series, 1965-1967 Chevrolet C and K Series, and 1965-1967 GMC trucks. Measuring 72 inches in length, it features a durable stainless steel bead, a pile lining for a snug fit, and a heavy steel core for long-lasting performance. The channel ensures a precise seal, helping to keep out moisture, dust, and wind, while maintaining the vehicle's original look and functionality. It can be sectioned into two equal lengths for easier overseas shipping, making it versatile for various installation needs. A $20 special shipping charge applies for domestic orders, with additional costs for international shipping. Backed by a 90-day warranty, this part is a reliable choice for restoring or maintaining your classic truck.

Features and Benefits
  • Provides a secure and accurate seal for improved weatherproofing.
  • Made with a heavy steel core for enhanced durability.
  • Stainless steel bead adds corrosion resistance and a clean finish.
  • Can be cut into two sections for easier handling and shipping.

$185.49
• SALE $148.95
Select Color/Material Options  
1967 GMC K35/K3500 Rigid Division-Bar Channel.
1975-1978 GMC G1500 Rear Cargo Door Weatherstrip Seals.

For full-size vans, these rear cargo door seals are designed to fit 1996 early design models and include both left and right seals as a pair. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug, long-lasting fit that effectively keeps out water, dust, and noise. Unlike other seals, they are made without accelerants or cheap fillers, which can cause premature aging or failure. These seals are tailored for 1974-1996 Chevrolet and GMC G-Series vans, including G10, G20, G30, and their GMC equivalents like G1500, G2500, and G3500. Installation is straightforward, as the seals are precision-molded to fit the rear cargo doors perfectly, providing a clean and secure seal. Backed by a 30-year warranty from SUPERsoft, you can trust in their durability and performance for decades to come.

Features and Benefits
  • Keeps water, dust, and noise out of your van.
  • Made with premium materials for long-lasting durability.
  • Easy installation with a precise fit for rear cargo doors.

$194.99
• SALE $155.95
Select Color/Material Options  
1975-1978 GMC G1500 Rear Cargo Door Weatherstrip Seals.
1979-1995 GMC G1500 Rear Cargo Door Weatherstrip Seals.

For full-size vans, these rear cargo door seals are designed to fit 1996 early design models and include both left and right seals as a pair. Crafted by SUPERsoft, these seals are 30% softer and more durable than other brands, ensuring a snug, long-lasting fit that effectively keeps out water, dust, and noise. Unlike other seals, they are made without accelerants or cheap fillers, which can cause premature aging or failure. These seals are tailored for 1974-1996 Chevrolet and GMC G-Series vans, including G10, G20, G30, and their GMC equivalents like G1500, G2500, and G3500. Installation is straightforward, as the seals are precision-molded to fit the rear cargo doors perfectly, providing a clean and secure seal. Backed by a 30-year warranty from SUPERsoft, you can trust in their durability and performance for decades to come.

Features and Benefits
  • Keeps water, dust, and noise out of your van.
  • Made with premium materials for long-lasting durability.
  • Easy installation with a precise fit for rear cargo doors.

$194.99
• SALE $155.95
Select Color/Material Options  
1979-1995 GMC G1500 Rear Cargo Door Weatherstrip Seals.

(1091 Total Products)