Used 12 Speed Trucks For Sale

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2020 Peterbilt 579 Sleeper Semi Truck - PACCAR MX13 EPA 17, 12 speed auto, 80 inch sleeper, 455 HP 566,000 miles only 11,000 hours on engine

Newly Listed

$44,000 USD

2020 Peterbilt 579, PACCAR MX13 EPA 17, 12 speed auto, 80 inch sleeper, 455 HP 566,000 miles only 11,000 hours on engine, runs great, no issues. Very low idle time 242” wheel base, headache...

Condition	Used
Usage	11,000 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX13 EPA17
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
MLS Number	14050972
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Fresno, CA, US
Sold By	Private Party

(833) 220-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic

Price Drop

$39,999 USD

CLEAN FLEET MAINTAINED TRUCK GOOD CREDIT, OKAY CREDIT, BAD CREDIT NO PROBLEM CONTACT ADAM AT,

Condition	Used
Usage	584,231 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
MLS Number	13998248
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Selma, CA, US
Sold By	Selma Truck Sales

(833) 220-___ SHOW
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2021 Volvo VNL64T760 Sleeper Semi Truck - Raised Roof Sleeper, D13, 12 Speed I Shift Automatic

Price Drop

$56,999 USD

CLEAN FLEET MAINTAINED TRUCK BRAND NEW DRIVE TIRES GOOD CREDIT, OKAY CREDIT, BAD CREDIT NO PROBLEM CONTACT ADAM AT,

Condition	Used
Usage	469,306 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Volvo D13
Transmission	12 Speed I Shift Automatic
Sleeper Type	Raised Roof Sleeper
MLS Number	13955622
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Selma, CA, US
Sold By	Selma Truck Sales

(844) 940-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$54,999 USD

FEDEX SPEC CALL TIPTON CONQUEST FOR TRUCK AND TRAILER SALES!,

Condition	Used
Usage	474,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	13813860
Category	Sleeper Semi Trucks
Last Updated	12/22/2025
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

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2021 International LT625 Day Cab Truck- New Virgin Rubber, 90 Day Warranty, Leased Maintained

$29,950 USD

For sale is a 2021 International LT, powered by a robust A26 engine delivering 450 horsepower. This truck is equipped with Bridgestone virgin rubber tires and a battery disconnect switch for...

Warranty

Condition	Used
Usage	307,201 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	U513365
MLS Number	13775874
Category	Day Cab Semi Trucks
Last Updated	12/16/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(833) 478-___ SHOW
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Tri State Truck Center - Springfield, MO

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2022 Peterbilt 389 Day Cab Truck - Paccar 505HP, 12 Speed Endurant Amt

$135,495 USD

Stock 4362C — 2022 Peterbilt 389 Day Cab, 505HP PACCAR , Endurant Auto , Full Lockers , Digital Dash , 13 Gauges Super sharp 2022 Pete 389 Day Cab with only 163,839 miles and equipped with...

Condition	Used
Usage	163,839 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	4362C
MLS Number	13794325
Category	Day Cab Semi Trucks
Last Updated	12/15/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(903) 670-___ SHOW
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2019 Peterbilt 579 Sleeper Semi Truck

$30,000 USD

We have 4 2019 Peterbilt 579 with a MX13 under 500,000 miles. These trucks have a 12-speed automatic transmission, good rubber with disc brakes. We have 4 unit available and ready to go on...

Warranty

Quantity	4
Condition	Used
Usage	442,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	380 HP
Engine Model	Paccar MX/MX-13
Drivetrain	6x4
Transmission	12 Speed Ultrashift Automatic
Sleeper Type	Ultracab Unibilt
Sleeper Size	80"
MLS Number	14028244
Category	Sleeper Semi Trucks
Last Updated	12/11/2025
Location	Athens, TX, US
Sold By	Athens Trailer & Truck Sales, LLC.

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

$49,000 USD

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

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	12/11/2025
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(855) 717-___ SHOW
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33 1

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Price Drop

$49,900 USD

****!!! 8 NEW TIRES!!!**** *** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** COLLISION MITIGATION, AIR RIDE SEATS!!!! SLIDING 5TH WHEEL!!!!! Se Habla Español! NO CREDIT? BAD...

Condition	Used
Usage	558,319 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	N15165- 8 NEW TIRES
MLS Number	13804390
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(855) 717-___ SHOW
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38 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Price Drop

$59,900 USD

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

Condition	Used
Usage	491,063 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	N15121-DELIVERY 2 U
MLS Number	13747992
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(844) 216-___ SHOW
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24 1

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	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 216-___ SHOW
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25 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, Automatic

$59,000 USD

Fleet Maintained, Stock MA9710, Miles 465,201, Detroit DD15, 505 HP, DT 12 Automatic, Refrigerator, New mattress, 2.85 Ratio, 225" WB, Dual Air Ride Seats, Double Bunk, Power Windows/Mirrors...

Condition	Used
Usage	465,201 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	MA9710
MLS Number	12701832
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(888) 853-___ SHOW
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15 0

2022 Kenworth T680 Day Cab Truck - Cummins 500HP, 12 Speed Endurant Amt

$59,900 USD

X15 Cummins 500 hp, Endurant 12 speed automatic transmission, 3.21 rear end ratio, stationary 5th wheel, disc brakes, LoPro 22.5 tires on all aluminum wheels, stainless visor, fender mirrors...

Condition	Used
Usage	510,207 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.21 ratio
Stock Number	1256
MLS Number	13999948
Category	Day Cab Semi Trucks
Last Updated	11/25/2025
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

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2021 Volvo VNL Condo Sleeper, Disc Brakes, Fridge , Inverter , Warranty Options, Passing DOT , FINANCING AVAILABLE !!!

$62,950 USD

Don’t miss this prime 2021 Volvo VNL 760—only 401,737 well-maintained miles, 221 WB, ultra-efficient 2.64 rear ratio, and a luxurious 77" double-bunk sleeper loaded with a 2000W inverter,...

Warranty

Condition	Used
Usage	401,737 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	77"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.64 ratio
Stock Number	U272720
MLS Number	13972385
Category	Sleeper Semi Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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18 0

2020 Peterbilt 579 Day Cab Truck

Contact for price

Powertrain,  Engine: PACCAR MX-13. This engine offers a variety of configurations o Max Horsepower: Up to 500 hp o Max Torque: Up to 1,850 lb-ft  Transmission: PACCAR automated...

Condition	Used
Usage	154,346 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Paccar MX/MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Leaf
Rear Axle	Tandem Axle
Stock Number	661428
MLS Number	13876828
Category	Day Cab Semi Trucks
Last Updated	12/17/2025
Location	Charlotte, NC, US
Sold By	Jayma Qualified, LLC

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2021 Volvo VNL64T760 Sleeper Semi Truck

Contact for price

Equipped with a Volvo D13 engine rated at 425 horsepower and paired with a Volvo I-Shift, 12-speed automated manual transmission. It was manufactured in 2021 and has a 6x4 axle,...

Condition	Used
Usage	445,349 Miles
Horse Power	425 HP
Engine Model	Volvo D13
Transmission	12 Speed I Shift Automated
Rear End	2.64 ratio
Stock Number	283737
MLS Number	13875472
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	Charlotte, NC, US
Sold By	Jayma Qualified, LLC

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25 0

2021 Volvo VNL64T760 Sleeper Semi Truck

Contact for price

283724, the vehicle was equipped, with a 425 horsepower Volvo D13 engine and a Volvo I-Shift 12-speed automated, transmission. The full spec sheet, based on the provided VIN, includes the...

Condition	Used
Horse Power	425 HP
Engine Model	Volvo D13
Transmission	12 Speed I Shift Automated
Suspension	Air Ride
Rear End	40,000 lb
Stock Number	283724
MLS Number	13875460
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	Charlotte, NC, US
Sold By	Jayma Qualified, LLC

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10 0

2020 Mack Granite 64FR Dump Truck, DOT Passing , Used Truck Inspected , Zero Down Financing WAC, Warranty Options

$169,995 USD

For sale is a 2020 Mack GR64F Tandem Axle dump truck, powered by a robust MP7 Engine with 425 Horsepower. This truck features an mDrive Transmission for smooth operation and a durable...

Condition	Used
Usage	155,276 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb 3.79 ratio
Stock Number	U010702
MLS Number	13845654
Category	Dump Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(833) 657-___ SHOW
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5 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck

$41,990 USD

Truck is in very good condition, new oil change, no leaks, cold ac, newer brakes and tires, dd15 engine, automatic transmission

Condition	Used
Usage	12,891 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Double Bunk
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	2.15 ratio
MLS Number	12924901
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Blue Island, IL, US
Sold By	DMC Logistics

(833) 657-___ SHOW
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2024 Freightliner Cascadia 126 Day Cab Truck

$124,990 USD

Truck is in like new condition, EW4 WARRANTY 5 years 500000 miles dd13 engine, 450hp, dt12 1650 one efficient on highway 12 speed automatic transmission, merritor mt 40-14x 40000 t-srs, 180...

Warranty

Condition	Used
Usage	35,907 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit Dd13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
MLS Number	12924698
Category	Day Cab Semi Trucks
Last Updated	12/18/2025
Location	Blue Island, IL, US
Sold By	DMC Logistics

(855) 942-___ SHOW
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23 0

2016 Freightliner Cascadia 113 Sleeper Semi Truck - 60" Integral Sleeper, 450HP, 12 Speed Automatic

Newly Listed

$15,000 USD

Used 2016 Freightliner Cascadia 113 Sleeper Semi Truck for sale, 463,879 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, tandem rear axle....

Condition	Used
Usage	463,879 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	718554
MLS Number	14061537
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Roseville, MN, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
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18 0

2021 International LT625 Sleeper Semi Truck - Integral Sleeper, Cummins 450HP, 12 Speed Automatic

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$67,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 456,025 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, air ride...

Condition	Used
Usage	456,481 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	224406
MLS Number	14049208
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Lakeland, FL, US
Sold By	Penske Used Trucks