Don’t think there’s any thing that is true “bolt on”.........things like drill hole, change a brackets and shim a part are all part of the game. Of course Bend and reroute brake lines is also part of the game.


Classic Performance Parts hub kit came with roller bearing there was 1 hole that had to enlarged. ( that was several years back.)

https://www.classicperform.com/Store2/Suspension/4759RBH-KDI.htm

As far a wheel clearance to the caliper or tie rod most of those issue are with 15” rims.