The pieces have the proper shape for a 37 Dodge/Plymouth coupe. Additional filler pieces may be needed depending on the extent of your damage. The roll pan and corners are fabricated out of 18 Gauge steel and the roll pan is 35 1/2 inches long.
The last picture shows a roll pan and rear corners welded on my 37 coupe. The item "1937/38 Dodge 1937-39 Plymouth Business Coupe Roll Pan Kit" is in sale since Wednesday, September 9, 2020. This item is in the category "eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\Exterior\Other".
The seller is "hotrodderplymouth" and is located in Rockbridge Baths, Virginia. This item can be shipped worldwide.