Chevrolet K20 Weatherstrip & Seals - OEM-Fit Door, Trunk & Window Seals
Stop leaks, drafts, and road noise in your Chevrolet K20 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 Chevrolet K20—restoring a tight, quiet seal around your doors, trunk, hatch, and windows.
Our Chevrolet K20 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 Chevrolet K20, 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 Chevrolet K20.
For GM full-size trucks with a small rear window from 1942 to 1966, this rear window seal set includes two pieces and a lockstrip for a snug, weatherproof fit. Designed to fit models like the 1942 Chevrolet BJ Truck, 1946 Chevrolet Fleetline Car, 1955 GMC Series 101 2nd Series Truck, 1955 Chevy 1st & 2nd Series Trucks and many more, this seal ensures a tight, durable barrier against water and air leaks. Crafted from high-quality black rubber, it provides a clean, factory-like appearance while maintaining flexibility for easy installation. This seal is essential for restoring or maintaining the integrity of your truck's rear window, keeping the elements out and your interior protected.
Features and Benefits- Provides a secure, weatherproof seal for the rear window.
- Includes lockstrip for added durability and tightness.
- Easy to install with a precise fit for listed models.
- Enhances the appearance and functionality of your classic truck.
Designed for 1973-1977 GM full-size trucks and SUVs, these upper door seals (OEM #14013791) are crafted to provide a precise fit and exceptional durability. Made from high-quality EPDM polymer, they are built to withstand harsh weather conditions while effectively reducing drafts and road noise. These seals are engineered to restore the original sealing profile, ensuring a snug fit that keeps your cabin quiet and comfortable. Perfect for Chevrolet and GMC models like the C10, K10, Suburban, and Jimmy, these seals are an essential upgrade for maintaining your vehicle's integrity. With a straightforward installation process, they fit seamlessly onto the upper door frame, offering long-lasting performance. Backed by a 90-day hassle-free warranty, these seals are a reliable choice for restoring your truck or SUV.
Features and Benefits- Reduces drafts and road noise for a quieter ride.
- Made from durable EPDM polymer for long-lasting use.
- Restores the original sealing profile for a precise fit.
- Easy installation ensures a hassle-free upgrade.
Designed for GM full-size trucks and SUVs from 1967 to 1972, this window channel run-upper fits either the left or right side and replaces OEM #3893719. Crafted from durable EPDM polymer, it ensures a snug, accurate seal to reduce drafts and road noise, enhancing your driving comfort. The part is tailored for a precise fit, making installation straightforward while maintaining the original look and functionality of your vehicle. This channel run is compatible with a wide range of models, including Chevrolet C10, C20, C30, K10, K20, Blazer, Suburban, and GMC C15/C1500, C25/C2500, C35/C3500, and Jimmy trucks from 1967 to 1972. Its robust construction resists wear and tear, ensuring long-lasting performance. Backed by a 90-day warranty, this part is a reliable choice for restoring your vehicle's windows to their best condition.
Features and Benefits- Provides a tight seal to block drafts and noise.
- Made from durable EPDM polymer for longevity.
- Fits left or right side for versatile installation.
- Compatible with a wide range of 1967-1972 GM trucks and SUVs.
This upper door seal is designed for 1978-1982 GM full-size trucks and SUVs, fitting the passenger (right) side only. It replaces OEM #14016512 and is crafted to mount on the upper part of the door using weatherstrip adhesive glue (not included). Made from high-quality, ozone-resistant EPDM rubber, this seal ensures a precise fit and long-lasting durability. Its accurate seal profile effectively reduces drafts and road noise, enhancing the comfort of your ride. This part is specifically tailored for models like the Chevrolet C10, K10, K20, K30, K5 Blazer, GMC Jimmy, and other compatible trucks and SUVs from 1978 to 1982. With its durable construction and easy installation, this seal is an excellent choice for restoring your vehicle's weatherproofing and maintaining its original performance.
Features and Benefits- Crafted from ozone-resistant EPDM rubber for long-lasting durability.
- Reduces drafts and road noise for a quieter cabin.
- Designed for a precise fit to ensure proper sealing.
- Easy to install with weatherstrip adhesive glue (not included).
This flocked glass run channel, measuring 96 inches, is designed for vehicles with framed side glass, ensuring a snug and precise fit. Crafted by Metro Moulded Parts, it features accurate seal profiles that help keep your vehicle’s interior protected from the elements while reducing noise and vibration. This part is compatible with a wide range of 1965-1967 models, including Chevrolet C10, C20, and C30 Pickup Trucks, Chrysler 300, Imperial, and Newport Cars, Dodge Dart, Coronet, and Monaco Cars, GMC 1000 and 1500 Series Trucks, and Plymouth Barracuda, Belvedere, and Fury Cars, among others. Its flocked surface ensures smooth window operation, while the durable construction guarantees long-lasting performance. Backed by a 90-day warranty, this glass run channel is a reliable choice for restoring or maintaining your classic vehicle.
Features and Benefits- Provides a tight seal to keep out wind and water.
- Reduces noise and vibration for a quieter ride.
- Flocked surface ensures smooth window movement.
- Durable material offers long-lasting performance.
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