on one of my first trucks i fixed all the floor then found the rust under the windsheld i hand seen that whole secsion for sale for about 300 but it looked like to much for me i drove 1 state away to pick up a good cab my old one is now out in the woods behind my shop incase i need a section of it thats good i glad i found a beater cab they do make that replacement section good luck guy told me when the cab is rusted there its the kiss of death but a good metal worker could weld that peace in