Originally Posted by AMGRacer

I have purchased a set of Acer bearings to use in my MTX4. I am interested in how often people maintain or replace their bearings, stock bearings or original.

With bearings like the Acer bearings I have found that cleaning them is of little use unless they have gone gritty as sometimes the shields do not replace sometimes correctly.

How long before you would feel a performance loss on bearings such as the Acer bearings?