1980-1981 Pontiac Bonneville Sedan Rear Window Glass Run Channel Seal with Metal Insert Pair

List Price:$134.95
AM Price:$56.65
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Product Details Part Number: AM-41477723

This GM full size sedan window run channel weatherstrip PAIR are great replacements. They are made to look, function, and last like the originals. This weatherstrip seal PAIR fits into the channel grooves of the doors that the windows slide up and down in. They cover the top, front, and back side and help to make a tight seal when the windows are in the up position.


  • Comes as a PAIR
  • Fits both the LH (driver) & RH (passenger) side REAR DOORS
  • Replaces dealer part numbers: 20666690, 20666691
  • Location:
    • Complete inside window channel
  • Commonly called "Run Channel" by GM
  • Built to strict quality control standards
  • Has metal insert
  • Correct for Sedan models only
    • Does not fit station wagon models

Note: This PAIR will do both rear doors. If you want to do only one rear door, please see our single listing.

These channels may require minor trimming. They may need to be narrowed where they meet the rear of the window sweeps as they go down in to the door.

10 Year Warranty

Effective June 23, 2014: This item is backed by a 10 Year Warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge (excludes shipping charges) for the original purchaser.

Please note: Any modifications to an item of any kind before contacting us will void any and all warranty coverage for this item. Please contact us before modifying the part so that we have the opportunity to correct the situation.