With the bike on the center stand, move to the front of the bike and straddle the front wheel.
try to Jiggle the wheel front to back. As if you were trying to bend it at the headstock. Be careful you don't pull the bike forward off the stand!
If you have any play or feel any "clunk" then your steering head bearings are shot. Not a biggie....can be fixed over a weekend.
Does the class system work? What air pressure are you running?
There are a lot of folks here who know a lot more than I do but you certainly came to the right place.
Best $12 I ever spent!