The Columbia was designed for maximum reliability and efficiency. That's why it is the best-selling truck on the road today. Innovative Truss System. Our truss system helps balance the weight of the motorcoach and increases stability and strength. Laminated Floor, Sidewall and Roof our unique lamination process provides better insulation and increases the vehicles strength and safety. We produce the only laminated floor in a motorcoach. Standard Features Class 8 Chassis (Volvo Chassis available) Overall Length: 45' 34' Living Quarters Please call now for more information and a copy of the build sheet!