2013 Dutchmen Infinity 3860MS, 42' Dutchmen INFINITY 4 slide FW Loaded! Beautiful! 2013 Dutchmen Infinity Fifth Wheel 3860MS Infinity has become a market leader in luxury fifth wheels, with its’ innovative Front Lounge and Front Kitchen floorplans. It focuses on feature packed high profile fifth wheel floorplans with spacious living quarters, residential kitchens, great master bedrooms, and storage solutions above and beyond our competition. As the value leader in the high profile fifth wheel market, Infinity is indeed, the New Standard in Luxury Fifth Wheels.