12 Speed Tandem Axle Sleeper Semi Trucks For Sale

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2020 Freightliner Cascadia 116 Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated

$45,495 USD

2020 Freightliner Cascadia 116 – 500K Miles – DD13 / DT12 – Super Clean Fleet Unit, Stock #14877— Great starter or fleet addition! This2020 Freightliner Cascadia 116issuper clean,fleet...

Condition	Used
Usage	500,447 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	Flat Top Sleeper
Sleeper Size	42"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	14877
MLS Number	13850508
Category	Sleeper Semi Trucks
Last Updated	10/10/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

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20 1

2023 Peterbilt 567 Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

$95,495 USD

2023 Peterbilt 567 – Stock #14883. This super clean truck is powered by a Cummins X15 producing 500HP and mated to an Eaton Endurant 12-speed automatic transmission. Perfect for...

Condition	Used
Usage	522,797 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	80"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	14883
MLS Number	13800649
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

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2020 Freightliner Cascadia 125 Sleeper Semi Truck - 42" Mid Roof Sleeper, 455HP, 12 Speed Automatic

$55,469 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	594,617 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed
Sleeper Type	Mid Roof Sleeper
Sleeper Size	42"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	230348
MLS Number	13739250
Category	Sleeper Semi Trucks
Last Updated	9/24/2025
Location	Oak Creek, WI, US
Sold By	Ryder

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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 455HP, 12 Speed Automatic

$33,000 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	792,892 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	264953
MLS Number	13739230
Category	Sleeper Semi Trucks
Last Updated	9/24/2025
Location	Syracuse, NY, US
Sold By	Ryder

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2019 Volvo VNL64T670 Sleeper Semi Truck - 72" Condo Sleeper, 435HP, 12 Speed Automatic

$61,700 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	496,277 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Engine Model	D13'14 435/2100
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	804396
MLS Number	13723983
Category	Sleeper Semi Trucks
Last Updated	9/24/2025
Location	Houston, TX, US
Sold By	Ryder

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2020 Volvo VNR64T-640 Sleeper Semi Truck - 73" Condo Sleeper, 425HP, 12 Speed Automatic

$63,200 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	491,830 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	D13'17 425/2100
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	73"
Suspension	Leaf Springs
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	243601
MLS Number	13737165
Category	Sleeper Semi Trucks
Last Updated	9/24/2025
Location	Bolingbrook, IL, US
Sold By	Ryder

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2020 Volvo VNR64T-640 Sleeper Semi Truck - 72" Condo Sleeper, 425HP, 12 Speed Automatic

$57,146 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	561,088 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	D13'17 425/2100
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	243434
MLS Number	13740106
Category	Sleeper Semi Trucks
Last Updated	9/24/2025
Location	Commerce City, CO, US
Sold By	Ryder

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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$42,086 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	694,235 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	264943
MLS Number	13737192
Category	Sleeper Semi Trucks
Last Updated	9/24/2025
Location	Syracuse, NY, US
Sold By	Ryder

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20 0

2020 Mack Anthem Sleeper Semi Truck- 90 Day Engine, Aftertreatment, Transmission and Rear Warranty Included

$39,950 USD

For Sale: 2020 Mack Anthem - 602,000 Miles, This 2020 Mack Anthem is a reliable, DOT-passing workhorse ready for the road. Powered by a Mack MP8 engine with 415 HP and equipped with a...

Warranty

Condition	Used
Usage	602,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	415 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	70"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	U014887
MLS Number	13763261
Category	Sleeper Semi Trucks
Last Updated	10/1/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

Tri State Truck Center - Springfield, MO

Featured Item

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2020 Volvo VNR64T-640 Sleeper Semi Truck - 53" Condo Sleeper, 425HP, 12 Speed Automatic

$63,200 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Usage	457,991 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	D13'17 425/2100
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	53"
Suspension	Leaf Springs
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	243597
MLS Number	13666741
Category	Sleeper Semi Trucks
Last Updated	10/10/2025
Location	Bolingbrook, IL, US
Sold By	Ryder

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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	10/3/2025
Location	Blue Island, IL, US
Sold By	DMC Logistics

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2022 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$54,250 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	516,969 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	UPP235159
MLS Number	13599994
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Greeley, CO, US
Sold By	Penske Used Trucks

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2022 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$96,000 USD

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; extended warranties;...

Condition	Used
Usage	288,066 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	436648
MLS Number	13857563
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Duluth, GA, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$72,750 USD

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; extended warranties;...

Condition	Used
Usage	446,090 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 2.85 ratio
Stock Number	436674
MLS Number	13868421
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

25 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$63,750 USD

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; extended warranties;...

Condition	Used
Usage	486,130 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	386379
MLS Number	13868337
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Windsor, WI, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$52,500 USD

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; extended warranties;...

Condition	Used
Usage	648,522 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	394518
MLS Number	13769866
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Lebanon, TN, US
Sold By	Penske Used Trucks

24 0

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

Recently Updated

$62,500 USD

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; extended warranties;...

Condition	Used
Usage	565,128 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	394065
MLS Number	13785181
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Monmouth Junction, NJ, US
Sold By	Penske Used Trucks

25 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$53,500 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	611,594 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	380873
MLS Number	13537773
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Cranbury, NJ, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$56,500 USD

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; extended warranties;...

Condition	Used
Usage	589,605 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	380839
MLS Number	13857356
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Plant City, FL, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$63,250 USD

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; extended warranties;...

Condition	Used
Usage	498,344 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	334648
MLS Number	13867985
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Corbin, KY, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$55,750 USD

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; extended warranties;...

Condition	Used
Usage	627,941 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	334628
MLS Number	13850387
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Selma, TX, US
Sold By	Penske Used Trucks

27 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$59,000 USD

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; extended warranties;...

Condition	Used
Usage	489,125 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	334613
MLS Number	13688074
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Cranbury, NJ, US
Sold By	Penske Used Trucks

28 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$50,000 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	623,950 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	334596
MLS Number	13649563
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Eagan, MN, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$64,750 USD

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; extended warranties;...

Condition	Used
Usage	494,250 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	334478
MLS Number	13865262
Category	Sleeper Semi Trucks
Last Updated	10/12/2025
Location	Apopka, FL, US
Sold By	Penske Used Trucks