There was a time when you couldn’t fake your way into a truck driver’s seat. The twin-stick transmissions in those old trucks were unforgiving gatekeepers that separated the serious from the curious.

Because we use them every day, the operation of a car seems simple, but a car is a very complex machine. One of the most complex systems in the typical vehicle is the automatic transmission. This ...

There's a lot to love about a vintage muscle car. We can swoon over the seductive styling, the purposeful simplicity, and intangible raw element of power that seems to emanate from these classic ...

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 there's one piece of automotive equipment whose principles of operation are unknown to most enthusiasts, it's the automatic transmission. When something in the old slushbox goes sour, most hot ...

Automatic transmission fluid (ATF) is a crucial component in the proper functioning of your vehicle’s transmission system. Understanding how long ATF lasts and the optimal time for its change can help ...

Some drivers notice something odd after servicing an automatic transmission. The car may shift more abruptly, hesitate, or feel less smooth right after the fluid change, even if the transmission ...

Almost every vehicle with an automatic transmission sold today uses letter codes to represent the different gear modes. Each mode is usually self-explanatory, such as “D” for Drive or “R” for Reverse.

Evidently, there is no other “Speedshift” transmission in the world, because the name itself is a trademark of the German company. Behind the fancy name lies a ...