indicator

I installed Cyron LED retrofit headlight and auxiliary bulbs on my 2011 FLSTN. Coincidentally my security light on speedometer has been on ever since. I don't have a security system. It just stays on red while bike is running. I've read that it's because of the new bulbs drawing less power and...

I was wondering how may ride until tire wear makes the tire wear indicator ton be flush with the tread? That is my impression of when to change the back tire, assuming no trips are began in that general wear stage. Opinions?