Scion recently released a video explaining one of the key components to its new FR-S rear-drive sport coupe: the torsen limited-slip differential. Sure, the car is meant to be attainable for a crowd ...

Ford has made a change here and there to make the 2012 F-150 SVT Raptor even more attractive to people looking to buy a high-performance truck. The significant tweaks include the fact that a locking ...

An LSD is not just for burnouts. It's one of the most powerful tools in vehicle handling. A few years ago, I found myself in a familiar position as a car enthusiast: Shopping for an NA Miata. My ...

Ford is making a few changes to make the new Ford F-150 SVT Raptor an even more capable high-speed performance truck. Among the most significant pieces of engineering in the new Raptor is that a ...

If you’ve ever shopped for a sports car, you’ll often hear the term “limited-slip differential” (or LSD); you’re probably aware that it’s better than not having one, but it can be unclear exactly what ...

Whether you have a mechanical limited-slip differential (LSD) in your car you stand to benefit from knowing how one works. Not so you can know how to fix it or anything—just because they’re a ...

Justin Cupler has been a member of the TopSpeed team since 2012. Justin's love for cars started back when he was just five years old, helping his dad work on his 1957 Chevy Bell Air and then his 1966 ...

Project RangeRunner has undergone quite a transformation over the past several months, and with suspension and power out of the way, it was time for us to start looking at traction options. With the ...

We recently showcased the benefits of a limited-slip differential upgrade on our RWD Project G35, so we thought it would be useful to do the same for the FWD crowd, this time using a Wavetrac LSD.