Back when it was developing the original Roadster, Tesla intended to manufacture it with a two-speed gearbox that granted the car both better acceleration, as well as the ability to travel at higher ...

A methodology has been developed for creating a fundamentally new high-speed planetary gearbox for an electric vehicle drive with double-crown planetary gears mounted in central bearing supports ...

Sigman Powertrains founder and CEO John Kimes (right) believes that spec'ing automatic transmission in battery-electric commercial vehicles allows electric trucks to use smaller motors, improve ...

It’s no secret that the rise of electric vehicles has revolutionized the way in which cars are built. Requiring fewer components, and at times simpler than the ones used in ICE cars, EVs are also ...

Speed reducers are mechanical devices generally used for two purposes. The primary use is to multiply the amount of torque generated by an input power source to increase the amount of usable work.