It protects the compound against ozone which is produced by the sun and also by electric motors.
I learned it from a Bridgestone Tire representative at a Honda Parts and Accessories seminar.
Kern, our Motorcycle Views Forum members often seek solutions to important repair and maintenance problems from the experts on the forum.Many of our best experts are professional motorcycle mechanics or those who have done their own mechanical work and have seasoned practical experience.I've decided to publish a series of motorcycle problems submitted to forums and their solutions.We always wondered what it was and why it appeared.Only wash them with a brush and soap.I'll state the problem exactly as posed by a reader and then give a solution based on responses given by our most knowledgeable forum members.This material is like sun blocker.It's that off-color material that seems to show up on your sidewalls for no reason.The biggest surprise to me was that the gross green stuff on the sidewalls was supposed to be there and actually served some good.
Oh, if you put on enough miles to wear out tires about one set a year, you can clean them however you want except don't use Armor All on the tread.
Also do NOT clean your tires with stuff like Armor All.
Otherwise, there is an on-going process of deterioration from cleaning, riding, and the sun.The sidewalls have small cracks all over them.Sidewalls operate at some pretty high temperatures due to sidewall deflection ( bending) and any separation on a sidewall can cause catastrophic tire failure.If so, is there something you can use to keep the tires looking good and increase their life?" "Any time wiley cpa review 2014 pdf a tire starts showing royal 435dx electronic cash register manual ozone cracks in the sidewall, it's time to replace them right away.They usually have extreme drying of the rubber.You can see it on tires that don't get washed a lot (especially Bridgestones from my experience).