Your car’s transmission is one of its most complex and important systems — but how does it actually work? In this video, we’ll explain the fundamentals of both manual and automatic transmissions, how power moves from the engine to the wheels, and what happens when you shift gears.

Get a clear, easy-to-understand look at the parts inside, including the clutch, torque converter, gears, and more. Perfect for anyone who wants to know what’s happening under the hood while driving.