1960 - 1963 GMC 3500 Door Weatherstrip Seal Kit, Glassruns, Beltlines and Door Seals. Left and Right, 10 Piece Kit. Door kit consists of: Door seals, beltlines and glass run channels. This kit is for models without models without metal framed glass. Fits left and right front doors. It's made from high quality ozone resistant EPDM rubber with the same specs as the OEM