Originally Posted by Crankyolman
If it's a '73 it's a J4000 and has 132" wheelbase. In '74 they changed the bed and went to a 131" wheelbase. I think they actually moved the wheel wells forward but haven't confirmed that.
They didn't change the bed. Jeep moved the front axle 1" toward the rear, thus reducing the wheel base from 132" DOWN TO 131". No sheet metal changed. It's kind of obvious that the front tire isn't centered in the wheel well on the 74+ Jeeps if you look close.