This is the 1951-55 1st Series truck inner vent window frame for the left side. This is the piece that holds the vent window rubber which is included along with the post seal.
This part fits most 1951 1952 1953 1954 1955 Chevrolet Trucks; exceptions may apply. Please read the complete description to see if this part fits your specific vehicle and application.
This product can expose you to a chemical, which is known to the State of California to cause cancer or reproductive harm.
For more information go to www.P65Warnings.ca.gov