differential

Ever Wondered How a Car's Differential Works? Here's Your Answer

Even for gearheads, some systems in a car are a little hard to wrap your head around. Things like the transmission & differential are good examples of this. My friend sent me a video today that does a great job of explaining the principles of a differential in a simple, easy to understand way. The best part: it’s from the 1930s, so it’s got that great old film feel to it.