Pontiac Radio Dial Assembly. This came with a box of parts and it is marked on the back as 1939 Pontiac. Dimension 7″ X 3 1/2″ by 1 1/2 deep. The item “1939 Vintage Pontiac Radio Dial Aseembly” is in sale since Thursday, March 01, 2018. This item is in the category “eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\Radio & Speaker Systems”. The seller is “chev4cyl” and is located in Saint Louis, Missouri. This item can be shipped worldwide.