GMC C15/C1500 Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals

Stop leaks, drafts, and road noise in your GMC C15/C1500 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 C15/C1500—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.

Our GMC C15/C1500 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 C15/C1500, 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 C15/C1500.

1967 GMC C15/C1500 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 C15/C1500 Rigid Division-Bar Channel.
1967-1969 GMC C15/C1500 Upper and Lower Rigid Division-Bar Channel.

For Chevrolet and GMC trucks from 1948 to 1969, this 72-inch rigid division-bar channel is an essential part for maintaining your vehicle's window integrity. Designed to fit a variety of models, including Chevrolet Truck, GMC FC101, and GMC 1000 Series, this unbeaded, pile-lined channel ensures a snug and secure fit for your windows. Measuring 1/2 inch wide and 1/2 inch tall, with a 3/16 to 1/4 inch channel opening, it provides accurate seal profiles to keep out drafts and moisture. The durable construction ensures long-lasting performance, and the part can be sectioned into two equal lengths to reduce shipping costs for overseas orders. A $20 special shipping charge applies for domestic orders. Backed by a 90-day warranty, this division-bar channel is a reliable choice for restoring or maintaining your classic truck.

Features and Benefits
  • Provides a tight seal to keep out drafts and moisture.
  • Pile-lined design ensures smooth window operation.
  • Can be cut into two sections for easier shipping.
  • Fits a wide range of Chevrolet and GMC truck models.

$257.49
• SALE $205.95
Select Color/Material Options  
1967-1969 GMC C15/C1500 Upper and Lower Rigid Division-Bar Channel.
1967-1972 GMC C15/C1500 Vent Window Weatherstrip Seals. Replaces OEM Part Numbers 3925965/3925966.

For 1967-1972 Chevrolet and GMC Pickup Trucks, Suburbans, and Blazers, these vent window seals (OEM part numbers 3925965/3925966) are precision-engineered to restore a snug, weatherproof fit to your vehicle's vent windows. Designed using the latest CAD and CNC milling technology, these seals ensure a perfect 3D contour that matches the original factory specifications, providing an OEM-quality appearance. Crafted from durable materials, they effectively block out water, wind, and debris, keeping your interior protected and quiet. These seals are a direct replacement, making installation straightforward and hassle-free. Backed by Metro's 30-year warranty, you can trust in their long-lasting performance and quality.

Features and Benefits
  • Provides a tight seal to prevent water and wind intrusion.
  • Designed for a precise fit using advanced 3D contouring technology.
  • Restores the original look and function of your vent windows.

$269.99
• SALE $215.95
Select Color/Material Options  
1967-1972 GMC C15/C1500 Vent Window Weatherstrip Seals. Replaces OEM Part Numbers 3925965/3925966.
1973-1974 GMC C15/C1500 Window Channel and Sweeper Kit, for Front Doors.

Window Channel and Sweeper Kit, for Front Doors. 6-Piece Kit

Features and Benefits
  • Superior form and function
  • Accurate seal profiles

$392.99
• SALE $313.95
Select Color/Material Options  
1973-1974 GMC C15/C1500 Window Channel and Sweeper Kit, for Front Doors.

(24 Total Products)