2026 Kenworth T680 For Sale

2026 Kenworth T680 Sleeper.
Experience the next generation of comfort, performance, and efficiency with this 2026 Kenworth T680 Sleeper. Powered by the Cummins X15 500 HP engine and paired with the Eaton Endurant 12-speed automated transmission, this unit comes with a 76" high-roof Aerodyne sleeper, and a fuel-sipping spec packaged designed for highway miles. Comfort and uptime are covered too: bunk heater, extreme-temp insulation, smart safety tech, and a well-equipped sleeper layout for life on the road. .
Engine & Transmission:.

Engine: Cummins X15 Efficiency Series, 500 HP @ 1700 RPM, 1850 lb-ft @ 900 RPM
Transmission: Eaton Endurant EEO18F112C, 12-speed automated, 1850 lb-ft rating, bottom-mount PTO provision
Driveline: Dana SPL250 Lite driveshaft (2) with 1 carrier bearing 
Idle & Cold-Weather Support: 110-120V / 1500W engine block heater, 120V / 300W oil pan heater, single fuel tank heater with thermostat

Weight Ratings & Dimensions:.

GAWR Front: 13,200 lbs
GAWR Rear (tandem): 20,000 lbs
GVWR: 53,200 lbs
GCW: 105,000 lbs 
Wheelbase: 236"
Cab to Axle: 162"

Axles, Suspension & Brakes:.
Front Axle.

Front Axle: Dana D-1321LW, 13.2K, 3.5" drop, wide track
Brakes: Bendix ADB22X-LT air disc
Steering: TRW THP60 power steering 

Rear Axles/Suspension.

Rear Axles: Meritor MT40-14X4, 40K hypoid, tandem
Rear Ratio: 3.25
Suspension: Kenworth AG400L, 40K, 52" axle spacing, 8.5" ride height (single level valve)
Brakes: Bendix RSD 16.5" x 7" drum brakes
Inter-axle Driveline: Dana SPL170XL
Differential: Meritor Crosslock with cab control 

Stability & Collision Mitigation.

ABS: Bendix 4S/4M with air traction control + electronic stability program
Collision Mitigation: Bendix Wingman Advanced ACB / Fusion (adaptive cruise control with ACB) 

Tires & Wheels:.

Front Tires: Michelin X Line Energy Z 11R22.5 (16PR)
Rear Tires: Michelin X Multi Energy D 11R22.5 (14PR) - 8 rear tires
Wheels: Alcoa 88067 polished aluminium, 22.5 x 8.25 (front & rear) 

Frame & Exterior Equipment:.

Frame Rails: 10-5/8" x 5/16" steel, 285"-336"
Bumper: Aero painted with air dams; removable front tow hooks (2)
Fairings: Partial chassis fairings (both sides)
Deckplate: Standard coverage (up to 4ft)
Mudflaps: Front + rear mudflap arms and plastic antisail shields 

Fuel & DEF Capacity:.

Fuel Tanks: RH - 150 US gal, 24.5" aluminium, LH - 135 US gal, 24.5" aluminium
Total Fuel Capacity: 285 US gallons 
DEF Tank: 27 gal, large aero round, rear fill (LH location) 

Cab & Sleeper:.

Cab: Stamped aluminium cab with panoramic curved windshield, LED marker lights/signals
Hood: T680 hood, 125" BBC, side hood air intake & fairings 
Sleeper: 76" Integral High-Roof Aerodyne, LH/RH locking tool doors, RH upper sleeper emergency exit door with vent 
Interior Package: Vantage Cab in Slate Gray
Seats: Driver & Passenger Kenworth GT702 HB UltraLeather, air-ride, black
Steering Wheel: 18" leather SmartWheel with integrated radio & cruise controls 
Main Display: 15" display / instrument package 
Rubber floor mats 
Espar Airtronic 3 D4 bunk heater + insulated fuel lines
Extreme temperature sleeper insulation upgrade
Drawer-style refrigerator/freezer 
Liftable lower bunk (42" x 80" pocket coil mattress)
Folding upper bunk (30" x 78") with foam mattress + LED lamp
Storage: Driver-side closet + lower storage, roadside open upper space, roadside rotating table module with drawers & ambient lighting
Power Package: 1800W inverter, 120V LVD, 4 sleeper 120V outlets
Windshield curtain with integrated track 

Lighting & Visibility: .

Dual LED headlamps with signature DRL
LED hood-mounted side turn indicators
Fog lights 
Floodlights: Dual pedestal LED (1st set) + dual flush (2nd set)
LED stop/turn/tail with LED back-up light + LED license plate light
Rain deflectors (LH & RH)
Mirrors: Dual aero motor heated (chrome shells) + hood-mounted rectangular mirrors (LH & RH)




CONTACT OUR SALES TEAM FOR MORE INFORMATION!.


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