the Story of Weatherstrip Seal
Early vehicles used simple felt strips for sealing. rubber seals appeared in the 1920s. the 1950s introduced extruded rubber profiles. modern materials include epdm and silicone blends. foam cores improved compression recovery. today's seals integrate with door structures for fitment.

Fitment
for Chevy
for El Camino 1978-1987
for GMC
for Caballero 1978-1985

Position
Location: rear

Specification
Seals the bottom of the tailgate
Made to strict quality control standards

Part Number
20131750

Type
Tailgate seal

How to Install Weatherstrip Seal
the seal by pulling it from its channel. clean the mounting surface thoroughly with adhesive remover. apply weatherstrip adhesive to the channel if specified. press the new seal firmly into the channel, starting from the center. ensure even seating without stretching. close the door to check compression and alignment.

Function of Weatherstrip Seal
the weatherstrip seal water, and wind noise from entering the cabin. it maintains interior climate control efficiency by air leaks. the seal cushions door closing impact and reduces vibration. it also corrosion by keeping from interior panels.

Instruction of Weatherstrip Seal
Inspect seals annually for cracks, tears, and compression set. clean with mild soap and water, lubricate with silicone spray. replace seals that allow water leaks or excessive wind noise. avoid petroleum-based products that degrade rubber. ensure the seal is before closing doors. check door alignment if seals wear unevenly.