https://www.youtube.com/embed/TbsbcZKCWDY
All-wheel-drive works for more than just cars and trucks, as it can also benefit steam engines as well.
Meet the Shay Locomotive. In place of a direct drive, the Shay used a car-like system of steam-powered cylinders and a driveshaft that sent the locomotive’s full power to all of its wheels, giving it the necessary extra grit to handle steep mountain …
