Originally Posted by Dafni

I just plain love those Traxxas hard-anod ones, with the TiNitride shafts... almost zero abrasion on the inside. Get some Jato boots along with them, and you have a killer setup!

I always replace those blue x-rings with two proper, thin, black O-rings.

Last time I rebuild them on the G3R, the oil was still clean and no leaking whatsoever. was very surprised. And they are smooth!