So for those interested, this is what I’ve been able to find out about this issue thanks to Ben at Slee Off-road. The 100s are extremely sensitive to aftermarket CVS. For mysterious reasons, they just don’t last. Ben told me they had a 100 in recently with with a CV less than a week old, and it...
Thanks G-Cat. Perhaps you’re referring to the CVJ axels - they’re on my short list for possible fixes. But I too have not heard of any experiences in with them.
What you end up doing to remedy this? I’m having same issue with my’99. Installed a 2.5” OME lift from Slee (with diff drop) and have gone through 2 CVs in two years.