2020 Kenworth T680, Cummins, X15, 450HP, Eaton Fuller 12 Speed Transmission, Sleeper, , , Stock # 1802403 2020 Kenworth T680 Hi Rise Double Bunk Sleeper for sale. Cummins X15 Engine with 450 Horsepower. 12 Speed Eaton Fuller Endurant Automated Transmission. Premium Interior Package with Leather, fridge, power invertor & bunk heater. 10 new tires all virgin rubber. Headache rack + large chrome toolbox on side of frame. $53,977 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.