Back Glass Rubber

I believe this is what I got from jcwhitney for my 63 dart back glass.

Weatherstrip with Separate Lock-strip, (Style E) 1/16" Body Panel Thickness Roll ZX812497Y $32.99 They also have the lock strip.

Chrome Locking Strip for Weatherstrip Roll ZX812569U $15.99

They also offer samples if you call the number listed.