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 inverter & 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.