Alongside well-known letters like P, R, and D on an automatic gear shifter, some cars also have things like L or 1. What is it, and when should you use it?

Where Does The “336” Come From In The Speed/RPM/Gear-Ratio ... (PN RATIOCOMP). In a more modern vein, Summit Racing has an online gear-ratio calculator . See All 4 ... Car Comparison Tool; Car ...