Remember calculating which speedo drive gear would make your speedometer and odometer read accurately after a gear and tire size change? if you own a new JK wrangler, those days are gone. Now the ...

Your car once had a rock-steady speedometer needle, but now it’s wandering a bit — or a lot. Maybe it’s not indicating any speed or it’s showing 60 mph and you know that can’t be right. “An easy way ...

The days of counting teeth in speedometer drives to correct for gear ratio changes and tire size are long gone. The electronic age has arrived and has made dialing in our Jeep JK Wranglers much easier ...