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Precision Door Weatherstrip Seal Kit, Glassruns, Beltlines and Door Seals. Left and Right, 10 Piece Kit DK 3110 78

Precision Door Weatherstrip Seal Kit, Glassruns, Beltlines and Door Seals. Left and Right, 10 Piece Kit DK 3110 78
Precision Door Weatherstrip Seal Kit, Glassruns, Beltlines and Door Seals. Left and Right, 10 Piece Kit DK 3110 78
$420.99 kt
NEWARRIVING SOONEstimated Ship Date 12/29/2025 (If Ordered Today)
Model: 3432840
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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This 10-piece door weatherstrip seal kit (left and right) includes glassruns, beltlines and door seals designed to restore proper window guidance and door sealing. The kit prevents water intrusion, reduces wind noise and vibration, and protects the window channel and paint from wear. Built from long-lasting weather-resistant rubber and designed for straightforward replacement, it’s ideal for restoration or routine maintenance where reliable, durable sealing is required.
Features:
  • 10-piece set includes left and right glassruns, beltlines and door seals for complete door sealing restoration.
  • Made from weather-resistant rubber compounds for long-term durability and resistance to cracking.
  • Restores proper window alignment and smooth operation while protecting glass edges and channels.
  • Reduces wind noise, prevents water leaks and minimizes vibration for a quieter cabin.
  • Designed as direct replacement components to bring back original sealing performance.
  • Easy to install with basic hand tools — ideal for DIY restoration and routine maintenance.
Installation / Application:
  • Difficulty: 2/5
  • Estimated time: 45-90 minutes (per door pair)
Suggested Tools:
  • Panel trim tool or flat screwdriver (wrapped to protect trim)
  • Phillips and flathead screwdrivers
  • Socket set or nut driver
  • Razor knife or utility knife
  • Cleaning solvent (isopropyl alcohol)
  • Lint-free cloths
  • Rubber lubricant or silicone spray
  • Masking tape (optional)
Instructions:
  1. Lower the window and remove the interior door panel following the vehicle’s service procedure (remove screws, clips and any electrical connectors).
  2. Carefully remove the old glassruns, beltline and seals from the door frame and window channel; note clip locations and fastener types for reassembly.
  3. Remove any adhesive residue and thoroughly clean the channel and mounting surfaces with solvent and a lint-free cloth. Allow to dry.
  4. Test-fit the new glassruns and beltlines to confirm orientation and fit. Identify left/right pieces before final installation.
  5. Apply a light coat of rubber lubricant or silicone to the seals and window edge to ease installation and prevent binding.
  6. Start installing seals at the top corner and press into the channel, working down each side; for beltlines, slide or clip them into the door flange per their original attachment points.
  7. Trim any excess material only if required for fit using a sharp utility knife; avoid overcutting.
  8. Reinstall any clips or fasteners, reconnect electrical connectors and carefully raise and lower the window to check for smooth operation and proper sealing.
  9. Reinstall the door panel and hardware, then perform a final check for wind noise, water tightness and proper window alignment.
About Precision Replacement Parts

Since 1986 Precision Replacement Parts has been a trusted name in the Automotive Glass Industry.

Our knowledge and experience in manufacturing millions of extruded and molded EPDM Rubber, PVC and HDPE based plastics, and various stamped and extruded metal products for the classic and late model industries has allowed Precision to expand our services into multiple product markets.

Along with our own USA based production facility, Precision also partners with 25 different manufactures worldwide with a reputation as a global leader supplying OEM and replacement products to a number of different industries.  Our partnerships along with our own in-house manufacturing and fabrication capability gives Precision a unique position in helping to meet the expanding needs of customers everywhere, providing them with a sustained competitive advantage.

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years
Dodge D100 1978 - 1979
Dodge D150 1978 - 1979
Dodge D200 1978 - 1979
Dodge D300 1978 - 1979
Dodge Ramcharger 1978 - 1979
Dodge W150 1978 - 1979
Dodge W200 1978 - 1979
Dodge W300 1978 - 1979
Plymouth Trailduster 1978 - 1979

Specifications:

Part Type Door Seal Kit
Proposition 65 www.P65Warnings.ca.gov
Warranty Lifetime on Defects TX

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Precision Door Weatherstrip Seal Kit, Glassruns, Beltlines and Door Seals. Left and Right, 10 Piece Kit DK 3110 78: