Once bearings are out machine the bore of the pull rod out for the next time?
Worst case scenario just replace the pull rod assembly. My bearings were toast so that's what I did. Still have the old pull rod.
I only have this to add; remember that big Euro company that made orange motorcycles?
KTM Future: Bajaj Bigwig Says "European Manufacturing Is Dead" - Adventure Rider
Probably, but if you're a brake dragger, race Super Moto or otherwise are extra heavy on the brakes the fluid suffers, requiring more frequent changes.
Don't over think it. Go with a good quality fluid like Motul 660 but more important, change/flush it with new every 6 months or more often under extremes conditions.
Nothing really new to see here but I think Stark is trying desperately to get as much market share, name recognition and dominance of the premium E bike market as fast as they can before other major manufactures get involved. I don't know in what aspects a competitor would improve on the Stark...