What determines ensuring a good fit.
*) In terms of lets say you target a 9" or 8.8 mentioned above. What needs to be done to ensure you dont have to shorten axle housing and axles. How much short/long is ok ? Based on hub to hub or ?
*) To resuse existing leafs. Axle tube thickness ?? Or should you grab the leafs and hardware for attaching from donor - or ??
*) Parking/Ebrake - what do you do here.
I was thinking about a custom 9" from quickperformance who I cahtted to a few weeks back .... but $2500 ... *ouch*. Thats as much as my engine/trans

Might be worth it in the long run ..... but 1st build