Used Kenworth 12 Speed Trucks For Sale

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

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2021 KENWORTH T680 3-AXLE 4800 GAL. SINGLE COMPT. BULK TANK TRUCK, 2021 KENWORTH T680 3-AXLE, Paccar MX (400 HP), Engine Brake, Paccar PO-16F112C Automatic Transmission, Meritor MP40-14X3 38...

Condition	Used
Usage	13,911 Hours
Duty Class	Heavy Duty Gasoline / Fuel Truck
Horse Power	400 HP
Engine Model	Paccar MX-11
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.55 ratio
Capacity	4800 Gallons
Stock Number	E18553
MLS Number	14092612
Category	Gasoline / Fuel Trucks
Last Updated	1/15/2026
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

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

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2021 KENWORTH 680 4800 Gallon 3-AXLE BULK TANK TRUCK, 2021 KENWORTH T680 3-AXLE, MX11 (400 HP), Engine Brake, Paccar PO-16F112C Automatic Transmission, Meritor MP40-14X3 38,000# Dual Drive...

Condition	Used
Usage	13,350 Hours
Duty Class	Heavy Duty Gasoline / Fuel Truck
Horse Power	400 HP
Engine Model	Paccar MX-11
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.55 ratio
Capacity	4800 Gallons
Stock Number	E18549
MLS Number	14096654
Category	Gasoline / Fuel Trucks
Last Updated	1/17/2026
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$28,500 USD

NICE TRUCK, RUNS EXCELLENT, power windows, power mirrors, heated mirrors, differential lock, double bunk, dump valve, sliding 5th wheel! FLEET MAINTAINED TRUCK!,

Condition	Used
Usage	629,268 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 2.64 ratio
Stock Number	22MX629T680
MLS Number	13612068
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 321-___ SHOW
NUMBERCall Seller

2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

$59,900 USD

Automatic 12SPD Endurant, X15 Efficiency Series Engine, 400 H.P, SPECIAL!!! - WAS $75,900 NOW $ 59,900 MUST GO,

Condition	Used
Usage	386,230 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	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	1600
MLS Number	14043560
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$27,000 USD

GOOD TRUCK, RUNS EXCELLENT, FLEET MAINTAINED, power windows, power mirrors, heated mirrors, differential lock, double bunk, dump valve, sliding 5th wheel!,

Condition	Used
Usage	534,020 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 2.64 ratio
Stock Number	21MX534T680
MLS Number	13696456
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2019 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Amt

$20,000 USD

good truck, fleet maintained, runs great, good tires, air seat, tilt/tele, power windows, power mirrors, heated mirrors, tilt/tele, power door locks,,

Condition	Used
Usage	546,195 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	19MX546T680DC
MLS Number	12684552
Category	Day Cab Semi Trucks
Last Updated	1/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2019 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Amt

$20,000 USD

good truck, fleet maintained, runs great, good tires, air seat, tilt/tele, power windows, power mirrors, heated mirrors, tilt/tele, power door locks,,

Condition	Used
Usage	573,525 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	19MX573T680DC
MLS Number	12022343
Category	Day Cab Semi Trucks
Last Updated	1/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2019 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Amt

$20,000 USD

good truck, fleet maintained, runs great, good tires, air seat, tilt/tele, power windows, power mirrors, heated mirrors, tilt/tele, power door locks,,

Condition	Used
Usage	564,186 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	19ABF564T680DC
MLS Number	11917702
Category	Day Cab Semi Trucks
Last Updated	1/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2019 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Amt

$20,000 USD

good truck, fleet maintained, runs great, good tires, air seat, tilt/tele, power windows, power mirrors, heated mirrors, tilt/tele, power door locks,,

Condition	Used
Usage	583,040 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	19MX583T680DC
MLS Number	11811647
Category	Day Cab Semi Trucks
Last Updated	1/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2019 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Amt

$20,000 USD

good truck, fleet maintained, runs great, good tires, air seat, tilt/tele, power windows, power mirrors, heated mirrors, tilt/tele, power door locks,,

Condition	Used
Usage	594,245 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	19MX594T680DC
MLS Number	11782180
Category	Day Cab Semi Trucks
Last Updated	1/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 216-___ SHOW
NUMBERCall Seller

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

$42,000 USD

X15 – 450HP, 12 Speed automatic, Double bunk, Aluminum wheels, Battery APU, *Rep Photos - will update with actual photos soon**,

Condition	Used
Usage	549,500 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	399381
MLS Number	13586523
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

$48,000 USD

432,160 Miles, Cummins X15 – 450HP, 12 Speed Automatic, Double Bunk Sleeper, Aluminum wheels, Parksmart APU, Collision Mitigation System, Inverter, 2.79 Ratio, Fleet Maintained, Great...

Condition	Used
Usage	432,160 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	399398
MLS Number	13586513
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 490-___ SHOW
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2023 Kenworth T680 Sleeper Semi Truck - Factory Warranty Remaining, X15 Cummins, 450hp, Carrier APU,

$68,500 USD

For Sale: 2023 Kenworth T680 - 402,698 Miles, This meticulously maintained 2023 Kenworth T680 is road-ready, DOT passing, and packed with premium features for ultimate performance and...

Warranty

Condition	Used
Usage	402,698 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX / X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	U235367
MLS Number	13763259
Category	Sleeper Semi Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(833) 490-___ SHOW
NUMBERCall Seller

Tri State Truck Center - Springfield, MO

2023 Kenworth T680 Sleeper Semi Truck - Factory Warranty Remaining, X15 Cummins, 450hp, Carrier APU,

$68,500 USD

For Sale: 2023 Kenworth T680 - 400,518 Miles, This meticulously maintained 2023 Kenworth T680 is road-ready, DOT passing, and packed with premium features for ultimate performance and...

Warranty

Condition	Used
Usage	400,518 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX / X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	U235365
MLS Number	13763257
Category	Sleeper Semi Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

2021 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	8,867 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	E18500
MLS Number	13910863
Category	Gasoline / Fuel Trucks
Last Updated	10/21/2025
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

(833) 490-___ SHOW
NUMBERCall Seller

2021 Kenworth T680 Sleeper Semi Truck- Cummins X15 , 450hp , Carrier Apu , 90 Day Engine , Aftertreatment, Transmission & Rear Axle Warranty Included

$51,995 USD

For sale: 2021 Kenworth T680 equipped with a powerful Cummins X15 engine delivering 450 horsepower. Features a 76-inch single bunk sleeper, Carrier APU for enhanced comfort and efficiency,...

Warranty

Condition	Used
Usage	539,522 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	Condo Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	U425293
MLS Number	13757639
Category	Sleeper Semi Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

2020 Kenworth T680 Day Cab Truck - Paccar 405HP, 12 Speed Automatic

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Paccar MX-13 (485HP), Engine Brake, Paccar PO-16F112 12-Speed Automatic Transmission, Paccar 38,000# Dual Rear Drive Axles (3.25 Ratio), Flex Air Suspension w/ Dash Deflate Switch, 12,350#...

Condition	Used
Usage	9,208 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	405 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.25 ratio
Stock Number	E17858
MLS Number	12446860
Category	Day Cab Semi Trucks
Last Updated	7/25/2025
Location	Healdsburg, CA, US
Sold By	Opperman & Son, Inc.

(855) 725-___ SHOW
NUMBERCall Seller

2018 Kenworth T680 Day Cab Truck

$79,900 USD

we currently have this beautiful 2018 Kenworth with the low mileage in our inventory this unit is a equipped with a mighty Paccar motor with 405 HP partnered with a automatic transmission...

Warranty

Quantity	4
Condition	Used
Usage	348,895 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	405 HP
Engine Model	Paccar MX/MX-13
Drivetrain	6x4
Transmission	12 Speed Allison HS Automatic
Rear Axle	Tandem Axle
Stock Number	2536
MLS Number	13192902
Category	Day Cab Semi Trucks
Last Updated	3/14/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

(855) 591-___ SHOW
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2022 Kenworth T680 Sleeper Semi Truck

$69,900 USD

2022 Kenworth T680 - NEW BODY STYLE!! This truck is Sweet!!! FACTORY WARRANTY REMANING! 4YR/500K ENGINE, AFTERTREATMENT AND CHASSIS! 3YR/400K HVAC! Only 280K miles! Paccar MX-13 455 HP...

Warranty

Condition	Used
Usage	280,581 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Condo Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	148769
MLS Number	12701024
Category	Sleeper Semi Trucks
Last Updated	4/19/2024
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(844) 985-___ SHOW
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2019 Kenworth T680 Sleeper Semi Truck

$77,900 USD

Condition	Used
Usage	51,320 Miles
Horse Power	400 HP
Engine Model	Cummins x15
Transmission	12 Speed Endurant
Sleeper Type	Double Bunk
Sleeper Size	76"
Rear End	2.79 ratio
Stock Number	8678669
MLS Number	11838262
Category	Sleeper Semi Trucks
Last Updated	4/18/2023
Location	Wadsworth, IL, US
Sold By	JX Truck Center

(844) 956-___ SHOW
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2022 Kenworth T880 Day Cab Truck - Paccar 455HP, 12 Speed Endurant Amt

2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

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Cummins X15 6 Cylinder 15 L Diesel 450 hp Engine, 2019 US EPA Label, CARB Compliant, Requires Diesel Exhaust Fluid, 100 gal Left Fuel Tank 100 gal Right Fuel Tank, Collision Mitigation...

Condition	Used
Usage	489,942 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	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	C5387
MLS Number	14375864
Category	Sleeper Semi Trucks
Last Updated	5/23/2026
Location	West Sacramento, CA, US
Sold By	DeWald Equipment