Automatic transmissions are highly complex automotive components. They're significantly more complicated and challenging to work on than manual transmissions, which means expensive repairs and ...

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 ...

The modernization of classic Mustangs and Fords with a modular motor or EFI is a common occurrence. Take MM&F's on-going Generation Gap project car, where Tech Editor Mark Houlahan is reviving a '68 ...

The automatic transmission is an amazing yet terribly complex engineering feat. It works by using clutch packs, torque converters, gear sets, solenoids, gaskets, valve bodies, hydraulic parts, and ...

Multi-vehicle automatic transmission fluid might seem like something that's easy to use with any vehicle. But it's better to ...

Automatic transmissions are mysterious things, aren't they? They somehow take mechanical power from the engine, multiply it via a fluid coupling and a series of gears, and transfer it onto the drive ...

General Motors' 4L60-E automatic transmission is one of the most popular transmissions ever built. It was initially designed to replace and modernize GM's older Turbo 700R4 — also known as the ...

No matter how impressive the parts, paint, or power numbers, a Pontiac that can't move under its own power is a lawn ornament. Although having a reputation for being reasonably reliable with the stock ...

Nine-speed gearboxes may be commonplace now, but the world's first example didn't have such an easy birth when it was ...