https://www.offroaddesign.com/weld-o...gm-trucks.html
https://www.offroaddesign.com/bolt-i...wd-trucks.html
I’ve got both of these on my trucks. I’d recommend the repair plate even if it’s not cracked. Both of my 69-72 K trucks were cracked. This will help keep it from cracking if it is. The brace really helps stiffen the whole thing up.
You also might look into the king pin spring eliminators, might help you out at as well.