The two solutions for the term 'motorcycle name' are Yamaha (6 letters) and Harley (6 letters). Yamaha is a Japanese manufacturer of motorcycles, marine products such as boats and outboard motors, and other motorized products. Founded in 1955, Yamaha has become one of the world's largest manufacturers of motorcycles. Harley-Davidson is an American motorcycle manufacturer founded in 1903. It is one of the world's most iconic motorcycle brands and is known for its classic cruiser-style motorcycles.