The Royal Enfield Thunderbird is a cruiser-style motorcycle manufactured by Royal Enfield Motors since 2002. It was originally available in 350 cc and 500 cc versions, but in 2020 the engine size was increased to 350 cc, 500 cc and 650 cc. The Thunderbird is equipped with fuel-injected electronic fuel injection, a mono-shock suspension system, and a modern styling. The Thunderbird is also available with various accessories and customizations, giving you the freedom to customize the bike to your own personal style.