This barely used (less than 23,000 miles) 2021 Mercedes Sprinter-Winnebago Revel 4x4will have you seeking out adventure at every turn.Built on the new mercedes-Benz Sprinter chassis the function-fueled design is powered by the reliability of a 3-liter turbo diesal engine and thefreedom of on-demand 4WD means going off-road is never out of the question.