lets be real here people, how does changing something 1" really effect how your drive train will function. I’m mean really. Any drive train that was meant to go over a variety of obstacles should handle a 1" difference easily. People are making this out to be way more of a big deal than it needs to be.
For those interested in seeing production-size explosion bonding of dissimilar metals, enjoy the following: https://www.youtube.com/watch?v=2eOfxsnBPnQ
Extremely useful process, albeit a teeeensy bit expensive.
(Obligatory Do Not Try This at Home)