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Auto | Under the Hood | Transmissions & Drivetrain

Upkeep of your transmission may save you money in the long run. Learn manual and automatic transmission basics, then move on to clutches, differentials and torque converters.

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How to Identify a Transmission Fluid Leak

You find liquid leaking from your car and are at a loss about what to do. Learn about how to identify a transmission fluid leak in this article.


Are manual transmissions really faster than automatics?

 Are manual transmissions really faster than automatics?

Manual transmissions used to accelerate faster than automatics, but is that still the case? Find out if manual transmissions are faster than automatics. See more »

 What are manual transmission synchronizers?

What are manual transmission synchronizers? Visit HowStuffWorks.com to learn more about manual transmission synchronizers. See more »

 How to Identify a Transmission Fluid Leak

How to identify a transmission fluid leak. Visit HowStuffWorks.com to learn how to identify a transmission fluid leak. See more »

Transmission Pictures

 Transmission Pictures

Transmission pictures have images of manual, automatic, sequential, and dual-clutch transmissions. Check out the transmission image gallery. See more »

How Clutches Work

 How Clutches Work

Clutches are found in manual and automatic transmissions. Learn about clutches, clutch plates, fly wheels, problems with clutches and types of clutches. See more »

How Dual-clutch Transmissions Work

 How Dual-clutch Transmissions Work

Dual-clutch transmissions offer the best of manual and automatic transmissions and are becoming increasingly popular. Learn about dual-clutch transmissions. See more »

 Traction Control Explained

Traction control helps limit tire slip in acceleration on slippery surfaces. Many of today's vehicles employ electronic controls to limit power delivery for the driver, eliminating wheel slip and helping the driver accelerate under control. See more »

How CVTs Work

How CVTs Work

CVTs were first conceived more than 500 years ago and are now found in some cars. Learn about CVTs, continuously variable transmissions, and types of CVTs. See more »

How Sequential Gearboxes Work

 How Sequential Gearboxes Work

Combine the ease of an automatic with the driver control of a manual, and what you've got is a sequential manual transmission. A simple forward push advances the gear. Learn all about the sequential gearbox. See more »

How Automatic Transmissions Work

How Automatic Transmissions Work

An automatic transmission takes the pain of gear shifting out of your hands. Find out how an automatic transmission works and how it differs from a manual. See more »