Used Kenworth 12 Speed Trucks For Sale

(855) 906-___ SHOW
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2020 Kenworth T680 4800 Gallon Gasoline / Fuel Truck - Paccar 400HP, 12 Speed Amt

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2020 KENWORTH T680 3-AXLE, MX11 (400 HP), Engine Brake, Paccar PO-16F112 Automatic Transmission, Meritor MP40-14X3 38,000# Dual Drive Rear Axles (3.55 Ratio), Inter-Axle Differential, Paccar...

Condition	Used
Usage	17,640 Hours
Duty Class	Heavy Duty Gasoline / Fuel Truck
Horse Power	400 HP
Engine Model	Paccar MX-11
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.55 ratio
Capacity	4800 Gallons
Stock Number	E18558
MLS Number	14230292
Category	Gasoline / Fuel Trucks
Last Updated	3/7/2026
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

(855) 906-___ SHOW
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2021 Kenworth T680 4800 Gallon Gasoline / Fuel Truck - Paccar 400HP, 12 Speed Amt

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2021 KENWORTH T680 3-AXLE, MX11 (400 HP), Engine Brake, Paccar PO-16F112C Automatic Transmission, Meritor MP40-14X3 38,000# Dual Drive Rear Axles (3.55 Ratio), Inter-Axle Differential,...

Condition	Used
Usage	13,746 Hours
Duty Class	Heavy Duty Gasoline / Fuel Truck
Horse Power	400 HP
Engine Model	Paccar MX-11
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.55 ratio
Capacity	4800 Gallons
Stock Number	E18550
MLS Number	14230285
Category	Gasoline / Fuel Trucks
Last Updated	3/7/2026
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

2022 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

$69,995 USD

2022 KENWORTH T680 NEXTGEN, CUMMINS X15, AUTOMATIC TRANSMISSION, 417,508 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE...

Condition	Used
Usage	417,508 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5127
MLS Number	14229949
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(855) 370-___ SHOW
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2022 Kenworth T680 Day Cab Truck - Paccar 450HP, 12 Speed Automatic

$49,900 USD

2022 KENWORTH T-680 Non-Sleeper Conventional, 263,623 Miles, ECM Reads 264,000 Miles, PACCAR MX-13 Engine, 405 H.P., Engine Brake, PO-16F112C Transmission, (Automatic), 40,000 Lb. Rear Ends,...

Condition	Used
Usage	6,735 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	405 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	22KN018
MLS Number	14124519
Category	Day Cab Semi Trucks
Last Updated	3/7/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 489-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - 72" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$44,000 USD

Super Clean! Fleet Maintained, Price includes 6 month/50k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 455hp with Endurant 12 Speed Transmission, Can Upgrade to 8...

Condition	Used
Usage	374,101 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	2108
MLS Number	13670946
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(855) 489-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - 72" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$43,000 USD

Super Clean! Fleet Maintained, Price includes 6 month/50k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 455hp with Endurant 12 Speed Transmission, Can Upgrade to 8...

Condition	Used
Usage	412,535 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	2107
MLS Number	13693285
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(855) 647-___ SHOW
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2020 Kenworth 310 Day Cab Truck Single Axle 198K Miles Road Ready Truck!

$37,999 USD

2020 KW Single Axle Truck. 455HP

Warranty

Condition	Used
Usage	199,086 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX/MX-13
Drivetrain	4x2
Transmission	12 Speed Endurant Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	2.93 ratio
Stock Number	272381
MLS Number	14093489
Category	Day Cab Semi Trucks
Last Updated	3/5/2026
Location	Bolingbrook, IL, US
Sold By	Arrow Truck Sales - Chicago, IL

(833) 801-___ SHOW
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2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

$28,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR SEATS, DOUBLE BUNK, FULL GAUGE PACKAGE, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS!,

Condition	Used
Usage	898,993 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	22X15898T680
MLS Number	14220448
Category	Sleeper Semi Trucks
Last Updated	3/3/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 910-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$48,950 USD

Cummins Engine, N.A.P., Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well Maintained Fleet Truck, Oil Changed Every...

Condition	Used
Usage	448,391 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	3596
MLS Number	13963586
Category	Sleeper Semi Trucks
Last Updated	3/3/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(844) 956-___ SHOW
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2020 Kenworth T680 Sleeper Semi Truck - 40" Flat Top Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$69,500 USD

Paccar MX-13 6 Cylinder 12.9 L Ultra Low Sulfur Diesel 455 hp Engine, 2018 US EPA Label, Requires Diesel Exhaust Fluid, Engine Coolant Heater, 100 gal Left Fuel Tank 100 gal Right Fuel Tank,...

Condition	Used
Usage	480,424 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	40"
Suspension	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	C5370
MLS Number	14097582
Category	Sleeper Semi Trucks
Last Updated	3/8/2026
Location	West Sacramento, CA, US
Sold By	DeWald Equipment

2024 Kenworth T680 Sleeper Semi Truck - Paccar 455HP, Automatic

$72,995 USD

2024 KENWORTH T680, PACCAR MX 13 ENGINE, AUTOMATIC TRANSMISSION, 329,211 MILES, ORIGINAL TIRES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED...

Condition	Used
Usage	329,211 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	0931
MLS Number	14142910
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, Automatic

$73,995 USD

2022 KENWORTH T680 NEXT GEN, CUMMINS X15, AUTOMATIC TRANSMISSION, 379,480 MILES, FLEET MAINTAINED MULTIPLE TRUCKS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE...

Condition	Used
Usage	379,480 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5102
MLS Number	14116612
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, Automatic

$75,995 USD

2022 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 360,694 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	360,694 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5094
MLS Number	14097552
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, Automatic

$59,995 USD

2020 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 376,500 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME...

Condition	Used
Usage	376,500 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	7759
MLS Number	14083865
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Endurant Automatic

$69,995 USD

2022 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 378,279 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME...

Condition	Used
Usage	348,279 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5077
MLS Number	14029224
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$64,995 USD

2021 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 369,558 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	369,558 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5997
MLS Number	13985515
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$72,995 USD

2022 KENWORTH T680 NEXT GEN, CUMMINS X15, AUTOMATIC TRANSMISSION, 389,117 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST...

Condition	Used
Usage	389,117 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5100
MLS Number	13985494
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

$64,995 USD

CUMMINS X15 / AUTOMATIC TRANSMISSION / APU / FLEET MAINTAINED / FINANCING AVAILABLE MULTIPLE UNITS AVAILABLE 2021 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 442,376 MILES, APU ...

Condition	Used
Usage	442,376 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5224
MLS Number	13542262
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

$67,995 USD

CUMMINS X15 / AUTOMATIC TRANSMISSION / APU / FLEET MAINTAINED / FINANCING AVAILABLE MULTIPLE UNITS AVAILABLE 2021 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 397,000 MILES, APU ...

Condition	Used
Usage	397,314 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	466024
MLS Number	13542261
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

$69,995 USD

CUMMINS X15 / AUTOMATIC TRANSMISSION / APU / FLEET MAINTAINED / FINANCING AVAILABLE MULTIPLE UNITS AVAILABLE 2021 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 366,946 MILES, APU ...

Condition	Used
Usage	366,946 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	6022
MLS Number	13540152
Category	Sleeper Semi Trucks
Last Updated	2/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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2021 Kenworth T680 4800 Gallon Gasoline / Fuel Truck - Paccar 400HP, 12 Speed Automatic

Contact for price

2021 KENWORTH T680 3-AXLE, MX11 (400 HP), Engine Brake, Paccar PO-16F112C 12-Speed Automatic Transmission, Meritor MP40-14X3 38,000# Dual Drive Rear Axles (3.55 Ratio), Inter-Axle...

Condition	Used
Usage	9,240 Hours
Duty Class	Heavy Duty Gasoline / Fuel Truck
Horse Power	400 HP
Engine Model	Paccar MX-11
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.55 ratio
Capacity	4800 Gallons
Stock Number	E18555
MLS Number	14159838
Category	Gasoline / Fuel Trucks
Last Updated	2/24/2026
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

(844) 216-___ SHOW
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2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$50,500 USD

395,982 Miles, Cummins X15 100th Anniversary Edition, 450HP, 12 Speed Eaton Endurant Automatic, Double Bunk Sleeper, Aluminum wheels, Battery APU, Collision Mitigation System, 2.79 Ratio,...

Condition	Used
Usage	546,340 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	399394
MLS Number	14028409
Category	Sleeper Semi Trucks
Last Updated	3/3/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(855) 984-___ SHOW
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2023 Kenworth T880 Day Cab Truck - Paccar 510HP, 12 Speed Amt

$114,095 USD

Model Year: 2023 Model: T880 Engine: PACCAR MX-13, 510 HP, 1850 lb-ft Torque, Engine Brake Transmission: PACCAR TX-12, 12-speed Front Axle: Meritor MFS12E Plus, 12.5K rated at 12K lbs. Rear...

Condition	Used
Usage	140,099 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	AG 380
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.08 ratio
Stock Number	810-3306
MLS Number	13952793
Category	Day Cab Semi Trucks
Last Updated	2/24/2026
Location	Baltimore, MD, US
Sold By	All Roads Trucks

(844) 216-___ SHOW
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2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 455HP, Automatic

$39,000 USD

460k Miles (picture shows Kilometers, will update), Paccar MX-13, 455 HP, Jakes, Automatic, Collision Mitigation System, Double Bunk Sleeper, 40k Rears, 2.79 Ratio, Air Ride Suspension,...

Condition	Used
Usage	459,676 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	372112
MLS Number	13603403
Category	Sleeper Semi Trucks
Last Updated	2/24/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC