Just how the heck do I calibrate the speedometer on my bike? I installed it myself, set the computer for my wheel size, and cycled...I noticed that it detected the distance to my work as slightly ...

You might recognize this Silverado 1500 from a Fantastic Four article in 2007. This truck was our first GMT-900 to go under the knife, and we really loved the look we got from the Pro Comp lift, ...

Swapping out factory rubber for taller (or shorter) tires affects trucks’ speed-sensor circuits, which can lead to errors in the speedometer readings and everything related to mileage figures from ...

So recently, I replaced my 2006 Honda S2000 with a 2007 Honda S2000. My new S2K did not come with stock rubber, and the rear tires are 5% larger than stock. The rear stock tires are 245/40ZR17, and ...

Like other speedometers, the Sun Electric is factory-calibrated for normal passenger-car use. Unit features indirect lighting for easy reading. Late in '75 Sun expects to have a mechanical-drive ...

You may be driving faster, or slower, than you think you are. Speedometer inaccuracies happen, and can be partially to blame for that seemingly bogus speeding ticket. Dan Edmunds, an automotive ...