Originally Posted by WheelNut
Weird I've had my T4 for almost 2 years now and have went for well over 6 months at a time without even touching the set screw on the CVD, no problems at all with the pins coming loose. Have you considered balancing your tires (if you don't already) to lessen the vibration your trucks sees?
I think it is a problem with a newer batch of set screw/CVD that will not stay snug and maybe a problem with mod/BL/gas motor trucks/buggies with Associated CVD due the increased power and speed.