If it were up to us, we wouldn’t even have a speedometer in a Jeep. You don’t need a speedometer off-road and many of our Jeeps feature a self-limited top speed that will keep us out of the sights of ...

The basic formula for the job goes like this: New tire size divided by old tire size multiplied by speedometer reading equals actual mph. Not that difficult, but it only works for your head. Your ...