Originally Posted by lesz

For a couple of dollars, you can buy a tire tread gauge at any auto parts store. Get one and measure the tread depth for yourself.

Tires are illegal for use when they get below 2/32 of an inch. For me, I'm not comfortable with that little tread. I start to think about replacing tires at between 3/32 and 4/32, especially if we are going into winter.

Originally Posted by dsandrews2

Reduce your fractions to lowest common denominator?

Originally Posted by Mike728

You are apparently new to "tire depth" measurements. They are all given in 32nds and not reduced to their LCD.