In 2006, Harley-Davidson (H-D) made one of its most pivotal mechanical updates in years. It was a shift (pun intended) that saw H-D move from a five-speed to a six-speed transmission, introduced with ...

If you've ever wondered what kind of transmission your car has, you're not alone. It's one of those details that doesn't always come up until you're getting maintenance, or stuck in a conversation ...