What's the difference between these wheels?

[Solo_909]

Originally Posted by alanwoodieman

4" wide wheels are 40/41. 4 1/2" wide are later wheels. the major difference is the profile of the wheel rim itself. 40/41 rimes have a 90% angle at the center and later have 45% angle where the rim meets the center. there are also some 3 1/2" rims made for 60 hp and the 41 4 cylinder pick up

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