If the trans is actually in limp mode, the car will accelerate very slowly in D because the transmission control module (TCM) will have selected 4th...
CSB and Guibo were replaced when I did the clutch back in November 2021. Previous owner was good about replacing the diff fluid, he used Royal Purple...
I recommend polyurethane bushings.
If you change the bearings, go for the e60 flanges. That will unlock all the other rims available for the other 5...
The RTAB bracket? I used a jack and mallet to adjust the swing arm (or whatever) and matched them as close to those silver paint pen marks as I could...