A Pontiac's speedometer is as important as any other gauge found within its instrument panel. It was relatively accurate when new, but any deviation from original tire size and/or rear-axle ratio ...

There are many more driven gears available than drive gears. In traditional GM transmissions, typically available TH350 (also fits most manual boxes) driven gear selection ranges from 18 to 25 teeth.

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 ...

Your speedometer isn’t just a number on your dash—it’s a lifeline for safety, legality, and performance. From mechanical cables to GPS integration, its accuracy can make the difference between a safe ...