Used 12 Speed Trucks For Sale

(844) 693-___ SHOW
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Featured Item

19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$39,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	664,342 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 3.08 ratio
Stock Number	320
MLS Number	13433607
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(844) 693-___ SHOW
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Featured Item

19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$41,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	663,050 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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 3.08 ratio
Stock Number	282
MLS Number	13302520
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(844) 985-___ SHOW
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Featured Item

32 0

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic

Recently Updated

$62,999 USD

Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, 12 Speed Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Wheels: Aluminum, Wheel...

Condition	Used
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
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8679735
MLS Number	13383931
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Indianapolis, IN, US
Sold By	JX Truck Center

Featured Item

10 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$53,000 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck

Condition	Used
Usage	491,764 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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 2.41 ratio
Stock Number	3378
MLS Number	13506707
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

Featured Item

10 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$59,000 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck

Condition	Used
Usage	486,815 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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 2.47 ratio
Stock Number	3486
MLS Number	13506706
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

Featured Item

10 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$59,000 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck

Condition	Used
Usage	485,204 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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 2.47 ratio
Stock Number	3438
MLS Number	13506701
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

Featured Item

10 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$53,000 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck

Condition	Used
Usage	489,523 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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 2.41 ratio
Stock Number	3352
MLS Number	13506698
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(256) 605-___ SHOW
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Featured Item

28 1

2024 International LT625 Day Cab Truck

Price Drop

$44,900 USD

NICE FULLY LOADED DAY CAB,, LOW MILES, NEW TIRES, FRESH FLUIDS AND FILTERS,, REBUILT TITLE, FINANCING AND WARRANTY AVAILABLE Click to watch a walkaround video above

Condition	Used
Usage	1,613 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Rear Axle	Tandem Axle
Rear End	2.85 ratio
MLS Number	13322119
Category	Day Cab Semi Trucks
Last Updated	4/3/2025
Location	FYFFE, AL, US
Sold By	Hill Automotive

(833) 695-___ SHOW
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Featured Item

26 0

2020 International LT625 Sleeper Semi Truck

$46,100 USD

Call for rental/lease prices

Double Bunk Completely reconditioned,, ready for new owner . Cummins 15 litre auto trans double bunk Price includes 90 day 25,000 mile limited warrenty Lease or finance OAC

Warranty

Quantity	2
Condition	Used
Usage	416,439 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Double Bunk
Rear Axle	Tandem Axle
Stock Number	21450
MLS Number	12934384
Category	Sleeper Semi Trucks
Last Updated	3/20/2025
Location	Benicia, CA, US
Sold By	NorCal Truck Sales and Mfg.

(844) 216-___ SHOW
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21 1

2020 Mack Anthem 64T Day Cab Truck - MP8 415HP, 12 Speed M Drive Automatic

Recently Updated

$28,529 USD

70 Units Available!, *Rep Photos*, MP8 415 HP Engine, M-Drive 12 Speed Automated, 12,000# Fronts / 40,000# Rears, Fleet Maintained, 2.28 Ratio, 181”WB, 210 Gallon Capacity, Sliding 5th...

Condition	Used
Usage	729,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	415 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	016825
MLS Number	13147488
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 216-___ SHOW
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21 1

2020 Mack Anthem 64T Day Cab Truck - MP8 415HP, 12 Speed M Drive Automatic

Recently Updated

$29,681 USD

70 Units Available!, *Rep Photos*, MP8 415 HP Engine, M-Drive 12 Speed Automated, 12,000# Fronts / 40,000# Rears, Fleet Maintained, 2.28 Ratio, 181”WB, 210 Gallon Capacity, Sliding 5th...

Condition	Used
Usage	567,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	415 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	016533
MLS Number	13147425
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

18 0

2018 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated

$40,500 USD

MANAGERS SPECIAL;MUDFLAP WILL BE ADDRESSED Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...

Condition	Used
Usage	411,284 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	319676
MLS Number	13092624
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Duluth, GA, US
Sold By	Penske Used Trucks

18 0

2018 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated

$35,250 USD

SPECIAL PROMOTION - Original Price: $38250.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	455,438 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Size	0"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	319675
MLS Number	13092619
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Duluth, GA, US
Sold By	Penske Used Trucks

18 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated

$35,500 USD

MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...

Condition	Used
Usage	426,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192574
MLS Number	12582545
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

20 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop

$27,000 USD

SPECIAL PROMOTION - Original Price: $32000.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	512,902 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192573
MLS Number	12582544
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

17 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated

$31,500 USD

MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...

Condition	Used
Usage	497,491 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192570
MLS Number	12584798
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

19 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop

$26,500 USD

SPECIAL PROMOTION - Original Price: $31500.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	514,834 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192569
MLS Number	12582542
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

18 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated

$27,000 USD

SPECIAL PROMOTION - Original Price: $30000.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	553,695 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192567
MLS Number	12582541
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

18 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop

$27,250 USD

SPECIAL PROMOTION - Original Price: $32250.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	501,109 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192566
MLS Number	12579885
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

18 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop

$27,250 USD

SPECIAL PROMOTION - Original Price: $32250.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	500,192 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192565
MLS Number	12582540
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

18 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated

$28,250 USD

MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...

Condition	Used
Usage	577,656 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192562
MLS Number	12582538
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

19 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated

$36,000 USD

MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...

Condition	Used
Usage	418,722 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192561
MLS Number	12582537
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

16 0

2018 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop

$27,000 USD

SPECIAL PROMOTION - Original Price: $32000.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	500,268 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192560
MLS Number	12582536
Category	Day Cab Semi Trucks
Last Updated	4/15/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks