This is the horizontal window track for inside the door on the front right (RH), passenger door on 1978-1982 Chevrolet corvette C3s. This item mounts horizontal inside the door across the center and moves up and down with the window. This part mounts straight to the window glass and window regulator. We do have several of these in stock so you will receive what is pictured or a very similar product. Used GM original part

GM Part # 3915868