Some semi trucks use 18-speed transmissions because they require the extra gears to keep the engine in its ideal RPM range in various driving scenarios.

Think your Toyota Highlander is invincible? Think again. Some owners are facing a $10,000 transmission nightmare, but a hidden warranty might save your wallet. Learn how to navigate the "free" ...

We independently review everything we recommend. We may make money from the links on our site. Learn more› By Wirecutter Staff We have a new pick for women’s travel underwear. Traveling well can be ...

We break down everything you need to know about what a transfer case does for your all- or four-wheel drive vehicle and how ...