CASCADIA 125 EVOLUTION, Heavy Duty Trucks - Conventional Trucks w/ Sleeper, Detroit DD15, DT12, This truck has the reliable DT12 transmission. Eligible for extended warranty, NAP, more pictures upon request. 508-792-2500, Horse Power, Air Ride Suspension, Wheels, 224 Wheel Base, , Tandem Axle, Ratio, 72 Raised Roof Condo