Most semi-trucks in the U.S. still have unsynchronized transmissions, even though they're harder to use. But why is this old-school tech still popular?
Anyone who's spent any time driving knows that semi-trucks are a fixture on American roads. Vehicles from the most popular semi-truck manufacturers covered just over 500 billion miles in 2022 alone, ...
When it comes to transmissions, cars used to fall under two categories: manual and automatic. However, a third type of ...