You’re taking a leisurely Sunday drive, cruising down the open road. Suddenly, you feel a slight jerk, and your car struggles to accelerate. What just happened? It’s time we demystify an ...

The Koenigsegg Jesko is too good for dual-clutch. It's too good for three clutches, or four or five or six. No, the Jesko's transmission has seven clutches, in an effort to make the time between gear ...

If you drive a car with an automatic transmission, chances are you're used to and fond of the seamless way in which these devices allow us to drive. There's no shifting manually, no need to perfectly ...

Introduced six years ago, the Pinion gearbox is a sealed gear-shifting mechanism that's located adjacent to a bike's bottom bracket. Not only will it not get gunked up like a derailleur, but it's also ...

The automatic transmission in a typical car or truck handles multiple driving modes, like D for Drive, R for Reverse, or N for Neutral. The system also includes a parking mechanism, often marked P, ...

We covered a lot of bike-related innovations last year, but by far the most popular was CeramicSpeed's DrivEn pinion-style shaft-drive system. Now, its designers have taken it much closer to ...