These door seals are the most accurate weatherstrip reproductions on the market. This set comes as pair. These are the seals that mount to the door itself, and seal the sides and lower section of the door to the body.


  • Comes as a PAIR
    • Fits both LH (Driver Side) & RH (Passenger Side)
  • Molded ends exactly like the originals
  • Replaces dealer part numbers: 20201220, 20201221
  • Hardened plastic mounting pins
  • Smooth soft fine grain rubber
  • Fit 2 Door Models only

If your weatherstripping is causing leaks allowing damaging rain in, then this seal is for you. Why not replace your old, hardened, rotted seal with this new, ready to install weatherstrip.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

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Vehicle Fit

  • 1983-1987 Buick Grand National Door Weatherstrip Seal Pair
  • 1981-1987 Buick Regal 2 Door Coupe Door Weatherstrip Seal Pair
  • 1985-1987 Olds 442 2 Door Coupe Door Weatherstrip Seal Pair
  • 1981-1984 Olds Cutlass Calais 2 Door Coupe Door Weatherstrip Seal Pair
  • 1981-1988 Olds Cutlass Supreme RWD 2 Door Coupe Door Weatherstrip Seal Pair

This part replaces:

  • OE # 20201220
  • OE # 20201221
  • Metro Moulded Parts LM 16-JR
Part #: 1AWSD00533