The automatic transmission has been a given option through most our time behind the wheel, but that wasn’t always the case. In the early ’30s there was no such animal. The main purpose behind any ...

We try a Jeep Renegade with GKN’s latest self-contained electrified rear-axle with torque vectoring from a single motor. There's no better way to meter precisely the right amount of torque to each ...

You can get just about any gear reduction you want using conventional gears. But when you need to get a certain reduction in a very small space with minimal to no backlash, you might find a wave drive ...