84 c10 biggest rear tire?

[brandon1981]

what is the biggest wheel and tire combo i can use on my stock 10 bolt rear end i done away with my leaf springs and switched to a ladder bar setup

 

[J Knight]

Ive seen 33-21.5/15's on a stepside. 31-18.5/15's should be no problem. With a widened wheel tubs you should have about 22in from frame to fender lip.