66" x 35.5" Outside measurements. It's just 2x6s with casters underneath. Top fits snug inside but isn't pinched. I added that padded 2x2 you see in the 3rd picture so the weight of the top does not crush the rain gutter and instead is on the door header.
I also have 8' ceilings in my garage so this is what I do for my 76. Bought this lift from Amazon to hoist the top off in my 9' tall carport Then made a simple dolly so it all can be rolled into a corner for summer. All doors store inside and I never have that wonderful pleasure of hitting my...