Used Kenworth 12 Speed Trucks with Cummins Engines For Sale

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

Recently Updated

$69,995 USD

MULTIPLE UNITS AVAILABLE 2021 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 366,946 MILES, APU, FLEET MAINTAINED, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO...

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	4/12/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$77,950 USD

MULTIPLE NEXTGEN BODY STYLE MATCHING VIRGIN DRIVE TIRES, DIESEL APU, 2023 Kenworth T680 with 450HP Cummins X15 and Endurant 12-speed automatic. 76" raised roof double bunk sleeper with work...

Condition	Used
Usage	8,995 Hours
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
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11189
MLS Number	14162270
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$77,950 USD

MULTIPLE NEXTGEN BODY STYLE MATCHING VIRGIN DRIVE TIRES, DIESEL APU, 2023 Kenworth T680 with 450HP Cummins X15 and Endurant 12-speed automatic. 76" raised roof double bunk sleeper with work...

Condition	Used
Usage	8,995 Hours
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
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11189
MLS Number	14025127
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$79,950 USD

AVAILABLE FOR SALE, EXCELLENT MAINTAINED, 2023 KENWORTH T680 NEXT GEN – INSPECTED AND DETAILED! Loaded Ready to Work. MULTIPLE NEXT GEN BODY STYLE MATCHING UNITS!! VIRGIN DRIVE TIRES, This...

Condition	Used
Usage	7,666 Hours
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
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11188
MLS Number	14162269
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

2021 Kenworth W990 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

Price Drop $77,950 USD

For Sale: 2021 Kenworth W990 Sleeper, This truck offers premium features and a strong spec for owner-operators and fleets alike. Highlighted upgrades include chicken lights, a full gauge...

Condition	Used
Usage	483,049 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.93 ratio
Stock Number	CO11128
MLS Number	14120119
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

2021 Kenworth W990 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

Price Drop $77,950 USD

For Sale: 2021 Kenworth W990 Sleeper, This truck offers premium features and a strong spec for owner-operators and fleets alike. Highlighted upgrades include chicken lights, a full gauge...

Condition	Used
Usage	483,049 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.93 ratio
Stock Number	CO11128
MLS Number	14120116
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Amt

Recently Updated

$64,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC, AC, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! Disclaimer:, “All...

Condition	Used
Usage	421,999 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Drivetrain	6x4
Transmission	12 Speed 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	N15276-DELIVERY 2 U
MLS Number	14082740
Category	Sleeper Semi Trucks
Last Updated	4/7/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(855) 591-___ SHOW
NUMBERCall Seller

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

$57,900 USD

2022 Kenworth T680 Next Gen – 1 Owner, Fleet Maintained T680 Next Gen!, Well-equipped, road-ready, and backed by a 90-day warranty! , 450 HP Cummins X15 engine, , 12-speed Eaton Endurant...

Condition	Used
Usage	441,839 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	2.79 ratio
Stock Number	472413
MLS Number	14287186
Category	Sleeper Semi Trucks
Last Updated	4/4/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

2021 Kenworth T680 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

$54,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** SLIDING 5TH WHEEL!!!!! AIR RIDE, ENGINE BRAKE, DEF, MINI FRIDGE Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	441,986 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	N15324-DELIVERY 2 U
MLS Number	14108985
Category	Sleeper Semi Trucks
Last Updated	4/3/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(833) 478-___ SHOW
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2020 Kenworth T680 Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$55,495 USD

2020 Kenworth T680 – Teal, Automatic, and Super Clean Just in! This 2020 Kenworth T680 is a great starter truck or fleet addition — powered by a Cummins ISX 450HP paired with a 12-speed...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX450
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	14927C
MLS Number	13852473
Category	Sleeper Semi Trucks
Last Updated	4/3/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(833) 796-___ SHOW
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2019 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Contact for price

CLEAN WELL KEPT TRUCK WITH GOOD HISTORY 213,000 miles on X15 engine overhaul done at Kenworth sales Utah, Recent clutch and bell housing, KW sales, 90% Michelin XDN2 and Michelin steer...

Condition	Used
Usage	897,131 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX15 450ST
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	243682
MLS Number	14282358
Category	Sleeper Semi Trucks
Last Updated	4/2/2026
Location	Spokane Valley, WA, US
Sold By	Class 8 Trucks

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$79,950 USD

MULTIPLE NEXTGEN BODY STYLE MATCHING VIRGIN DRIVE TIRES, DIESEL APU, 2023 Kenworth T680 with 450HP Cummins X15 and Endurant 12-speed automatic. 76" raised roof double bunk sleeper with work...

Condition	Used
Usage	7,666 Hours
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
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11188
MLS Number	14025126
Category	Sleeper Semi Trucks
Last Updated	4/1/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2021 Kenworth T680 Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

$48,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!! X15, LIQUID DEF, SLEEPER WINDOW, ENGINE BRAKE Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 6 DAYS...

Condition	Used
Usage	540,537 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	N15383-DELIVERY 2 U
MLS Number	14231007
Category	Sleeper Semi Trucks
Last Updated	4/4/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

2025 Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt

$169,995 USD

2025 Kenworth T880 Day Cab, Cummins X15 Productivity Series, 450 horsepower @ 1900 RPM, 1750 lb-ft torque @ 900 RPM, Eaton Endurant EEO17F112C 12-speed automated transmission, 1750 lb-ft...

Condition	Used
Usage	49,078 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	810-3502
MLS Number	13437450
Category	Day Cab Semi Trucks
Last Updated	4/5/2026
Location	Baltimore, MD, US
Sold By	All Roads Trucks

2025 Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt

$169,995 USD

2025 Kenworth T880 Day Cab, Cummins X15 Productivity Series, 450 horsepower @ 1900 RPM, 1750 lb-ft torque @ 900 RPM, Eaton Endurant EEO17F112C 12-speed automated transmission, 1750 lb-ft...

Condition	Used
Usage	52,016 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	810-3501
MLS Number	13435585
Category	Day Cab Semi Trucks
Last Updated	4/5/2026
Location	Baltimore, MD, US
Sold By	All Roads Trucks

2025 Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt

$169,995 USD

2025 Kenworth T880 Day Cab, Cummins X15 Productivity Series, 450 horsepower @ 1900 RPM, 1750 lb-ft torque @ 900 RPM, Eaton Endurant EEO17F112C 12-speed automated transmission, 1750 lb-ft...

Condition	Used
Usage	101,560 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	983-3504
MLS Number	13329284
Category	Day Cab Semi Trucks
Last Updated	4/5/2026
Location	Westminster, MD, US
Sold By	All Roads Trucks

2025 Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt

$169,995 USD

2025 Kenworth T880 Day Cab, Cummins X15 Productivity Series, 450 horsepower @ 1900 RPM, 1750 lb-ft torque @ 900 RPM, Eaton Endurant EEO17F112C 12-speed automated transmission, 1750 lb-ft...

Condition	Used
Usage	103,753 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	983-3503
MLS Number	13329281
Category	Day Cab Semi Trucks
Last Updated	4/5/2026
Location	Baltimore, MD, US
Sold By	All Roads Trucks

(561) 882-___ SHOW
NUMBERCall Seller

2025 Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt

$169,995 USD

2025 Kenworth T880 Day Cab, Cummins X15 Productivity Series, 450 horsepower @ 1900 RPM, 1750 lb-ft torque @ 900 RPM, Eaton Endurant EEO17F112C 12-speed automated transmission, 1750 lb-ft...

Condition	Used
Usage	36,790 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	983-3502
MLS Number	13329277
Category	Day Cab Semi Trucks
Last Updated	4/5/2026
Location	Riviera Beach, FL, US
Sold By	All Roads Trucks

(954) 523-___ SHOW
NUMBERCall Seller

2025 Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt

$169,995 USD

2025 Kenworth T880 Day Cab, Cummins X15 Productivity Series, 450 horsepower @ 1900 RPM, 1750 lb-ft torque @ 900 RPM, Eaton Endurant EEO17F112C 12-speed automated transmission, 1750 lb-ft...

Condition	Used
Usage	83,742 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	983-3501
MLS Number	13329275
Category	Day Cab Semi Trucks
Last Updated	4/5/2026
Location	Fort Lauderdale, FL, US
Sold By	All Roads Trucks

(833) 780-___ SHOW
NUMBERCall Seller

2021 Kenworth T680 Day Cab Truck - Cummins 500HP, 12 Speed Ultrashift Automatic

$41,900 USD

3 of these are left of BEAUTIFUL trucks, all Cummins X15 at 500 HP, Local one owner fleet meticulously cared for!!, Miles vary from 611K to 643K, Bulk discount available or single sales as...

Quantity	3
Condition	Used
Usage	643,058 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Ultrashift Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	470076
MLS Number	14029245
Category	Day Cab Semi Trucks
Last Updated	3/28/2026
Location	West Valley City, UT, US
Sold By	Utah Tank & Trailer

(844) 216-___ SHOW
NUMBERCall Seller

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$47,000 USD

430,655 Miles, Cummins X15 100th Anniversary Edition, 450HP, 12 Speed Eaton Automatic, Double Bunk, Aluminum wheels, Battery APU, Collision Mitigation System, Inverter, Air Slide 5th Wheel,...

Condition	Used
Usage	430,655 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	Paccar
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	399405
MLS Number	13586519
Category	Sleeper Semi Trucks
Last Updated	3/28/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Kenworth T680 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

$54,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC, CUMMINS, LIQUID DEF, MINI FRIDGE, 2 BEDS Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A...

Condition	Used
Usage	480,770 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	N15330-DELIVERY 2 U
MLS Number	14118172
Category	Sleeper Semi Trucks
Last Updated	3/26/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(844) 321-___ SHOW
NUMBERCall Seller

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$79,900 USD

SPECIAL!!! Was $84,900, NOW $79,900,

Condition	Used
Usage	16,536 Hours
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
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	1727
MLS Number	14259802
Category	Sleeper Semi Trucks
Last Updated	3/24/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

(855) 807-___ SHOW
NUMBERCall Seller

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$51,500 USD

CLEAN 2021 KENWORTH T680, CUMMINS X15, 450HP, EATON 12 SPEED EATON ENDURANT AUTO TRANSMISSION, 226" WHEELBASE, 76" DOUBLE BUNK SLEEPER, ALUMINUM WHEELS, COLLISION MITIGATION SYSTEM, DOUBLE...

Condition	Used
Usage	465,973 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	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7221
MLS Number	14255596
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd