U Jamb lock pillar filler

This U jamb lock pillar filler acts as a door lock pillar seal, fitting the bottom of the rear side window on select 1954-1956 Buick and Cadillac hardtops. Also known as a door jamb seal, it prevents water and air leaks, keeping your cabin quiet and dry.

Made from fully molded authentic rubber with a sturdy metal core, it replaces factory part numbers 4632721 and 4632722, ensuring a precise fit and long-lasting performance.

Installation Tips: Remove the old seal carefully and clean the area before pressing this new seal into place. The included video guide walks you through the process step-by-step for a proper seal.

Please check the Matching Vehicles tab to confirm compatibility with your car.

• Door lock pillar seal for rear side window bottom
• Authentic molded rubber with metal core
• Replaces factory part #4632721, 4632722
• Fits 1954-1956 Buick Roadmaster, Super, and 1954-1956 Cadillac DeVille, Eldorado hardtops