Originally Posted by
randyjawa
As I recall, when you preload a ball bearing system, the balls will have a tendency to slide, rather than roll, hence the feel of indexing. That said, if the system was not indexing before the re-lube and assembly, then assembly will be the first thing to consider.
You mean ball skidding, and it manifests as flat spots or grooves on the bearing balls, bad.
It is the opposite in reality, with a proper preload. From a bearing manufacturer: