16.5 steel radial wheel

Hello I know that several wheels would work, but do the early Chev or GMC van or truck wheels work? I need to replace one of mine. Also, what is the mark to know if it's a Radial wheel? Thank you! Stewart

Hello, I would like your advice on alternative wheels and tires to fit 1977 26' GMC, I want to change the radial 16.5 Steel wheels. I plan to use Firestone Transport HT Tires. I am on a budget, so new or used wheels are OK. Also, if there are other tires to consider, I would appreciate your...