2020 Freightliner Cascadia, Detroit, DD15, 455HP, Detroit AT Transmission, Sleeper, , , Stock # 1821583 2020 Freightliner Cascadia 72 inch Raised Roof Double Bunk Sleeper for Sale. Detroit DD15 with 455 Horsepower. Detroit DT12 Transmission. 429,971 miles. 8 New Firestone Drives. Remaining EW4 Factory Warranty until 500k miles. $59,977 Price does not include state and local taxes; tags; registration or title fees; dealer-imposed fees, including document preparation, processing or servicing fees, or any optional equipment or upfitting work selected by buyer. Valid while supplies last. Images shown may not reflect actual vehicle.