Used Kenworth T680 Next Gen Sleeper Truck – MX-13 450HP, Paccar TX-12 12-Speed, APU, Double Bunk This used 2023 Kenworth T680 Next Gen sleeper cab is a premium, fuel-efficient long-haul truck built for comfort, performance, and reliability. Powered by the dependable Paccar MX-13 engine rated at 450 horsepower and 1,650 lb-ft of torque, and paired with a Paccar 12-speed automatic transmission, this truck delivers strong pulling power and smooth operation for demanding routes. With 402,390 miles, this T680 is well-equipped for over-the-road use, featuring dual 110-gallon fuel tanks for extended range and a 2.79 rear axle ratio optimized for fuel economy. The 230" wheelbase, 13.2K front axle, and 40K rear axles provide a solid, stable platform for hauling. Inside, the double bunk sleeper offers driver comfort on long trips. This unit also includes a Thermo King Tri-Pac APU, helping reduce idle time and fuel costs while maintaining cab comfort. Additional highlights include a deer guard bumper for added front-end protection, air slide fifth wheel for versatility, and aluminum wheels wrapped in Michelin drive tires and Goodyear steer tires with matching tread. This Kenworth T680 Next Gen is a clean, well-spec’d truck ready to go to work—ideal for owner-operators or fleet additions looking for efficiency, durability, and driver comfort. MODEL Kenworth T680 Next Gen aero package (side & roof fairings, extended cab panels) ENGINE & TRANSMISSION Paccar MX-13, 450 HP Paccar PO-16F112C 12- speed auto transmission 2.79 ratio 1,650 lb/ft torque 402,390 miles Dual 110 gallon fuel tanks CHASSIS 13.2K front axle 40k rear axles 230" wheelbase 53,200 lbs GVWR Air slide fifth wheel SLEEPER CAB High roof Double bunk Fridge Thermo King Tri-Pac APU ADDITIONAL FEATURES Deer guard bumper WHEELS & TIRES 295/75R22.5 matching tread Michelin drives, Goodyear steers Aluminum wheels