2016 Sprinter RV 353FWDEN 2016 Sprinter 353FWDEN with Ashford Interior. For more information contact our Manitowoc Location at 920-726-2267. Introduced as Keystone RV's first product line in 1996, Sprinter's goals were simple - take the suggestions of our customers and make them the origin and foundation of the Sprinter design. As a result of these efforts, Sprinter offers you its proudest distinction between other brands - a product designed specifically to "MAKE CAMPING EASY." Let us show you how.