Fastest Motorcycle Racing in North America. MotoAmerica Superbikes at The Ridge in Shelton, June 26-28th. Practice and qualifying on Friday, all day racing Saturday and Sunday. Five classes of racing and meet the riders. Camping and VIP packages available.  The weekend also includes Grand Prix GoKarts, food vendors and surprise entertainment through the weekend. Tickets are available at www.ridgemotorsportspark.comThe weekend also includes Grand Prix go karts, food vendors, & surprise entertainment throughout the weekend.The weekend also includes Grand Prix go karts, food vendors, & surprise entertainment throughout the weekend.