2018 ERWIN HYMER GROUP HYMER AKTIV, Selling price after all offers. Includes Lifetime Warranty! Base model Ram Promaster 2500 regular van Engine 3.6 L gas, V6, 24 valve Seating capacity Four Sleeping capacity Up to fTypebr>Fuel type Gas Gross Vehicle Weight Rating 9,350 lbs. Gross Combined Weight Rating1 11,500 lbs. Occupant & Cargo Carrying Capacity2 1,294 lbs. Axle ratio 3.86 Fixed queen bed 72.5? x 55.5? (width x length) Interior rear aisle 26? x 26.5? with bed made (width x height) Interior standing height 6' 1? Interior aisle width 19 Exterior length 19 7 Exterior width (excluding mirrors) 6 11 Wheelbase 159 Fresh water capacity 30 U.S. gal. Gray water capacity 22.9 U.S. gal. Cassette toilet capacity 4.6 U.S. gal.