I don't believe the wear is 95% of before the drive shaft is removed.
How much % would you believe?

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I don't believe the wear is 95% of before the drive shaft is removed.
Seems that I am missing something. How are you going to reduce the wear? These parts will still be spinning even with the driveshaft removed from the transfer case to the diff.
If you remove the front drive shaft (CV) then how are you planning to keep your wheel bearings from getting debris in them? As was mentioned before, I guess that you could machine the teeth off of the hub flange, but it seems like a bit of a waste. What would the wear of the front drive components matter if you cannot use them without a fairly large process of reinstalling/changing quite a few parts?
The debris issue and reduced wear is why everyone is recommending the part time kit from Cruiser Outfitters. This would be the only way I am aware of to disengage the front drive components without causing the issue of having a gaping hole at the wheel bearings. The Cruiser Outfitters kit seems expensive until you price factory front drive shafts (CV) and associated parts. Then it actually becomes much more reasonable.
Wear from spinning is not the same as wear from being driven by t-case.
Pulling CVs was not an option for me. You can buy/fab caps to close holes if you go with this option.