66 GMC 5500? parts truck

[C10 - C90 Bill]

Originally Posted by rkn463

Does the 5/10 have a greater weight capacity than the six lug? If not why ever do the 5/10? If the 5/10 is stronger then why offer the six lug?

I'm not sure myself, lol. I do know in my experiences, that the 5/10's GVW is usually 19,500. What is the GVW on your 4000?

Also the Wide Fender trucks, which usually indicates a heavier Front Axle usually has Spoke Wheels or 10 Lug Wheels on '63 to '66 Chev/GMC trucks.