The motorcycle brand starting with s is Suzuki. Suzuki, founded in 1920, is a Japanese automobile manufacturing company. The "S" in the Suzuki trademark pattern is the first capital letter of "SUZUKI", which gives people a feeling of infinite power and symbolizes the infinite development of Suzuki Motor Company. Suzuki provides high-quality products to customers around the world, and encourages people who use Suzuki products to Provide quality services to customers.