A transmission is a vehicle’s gearbox. It’s roughly analogous to the gear shifter and chain system employed in bicycles. Transmission components are always mounted straight on the engine so that their ...

One of the most fulfilling parts of driving a car is shifting gears. Enthusiasts like us yearn for open, twisty roads, going through the gears and surfing a wave of torque. Yet, most of us are stuck ...

Ever wonder how your transmission knows to shift gears? Why is it that when you stop, the engine doesn't die? We're here to show you how cars work. We recently looked at manual transmissions. This ...

Automatic transmissions are the transmissions of choice in today's diesel realm. They've come a long way over the last decade, and are now beefier and more complex than ever before. This is an effort ...

The Aisin AW4 is a four-speed automatic transmission used in some Jeeps and as the A340 in various Toyotas. It is electronically controlled in the forward gears and has been used in numerous ...

If you're a control freak, late-model electronic transmissions are just what you need to modernize your classic car, and if you decide to go that route, a transmission control module is a must-have.