12 Speed Automatic Sleeper Semi Trucks For Sale

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

$84,999 USD

8 Brand New Drive Tires. Fleet Maintained Clean Truck Great condition and well maintained fleet truck. DPF cleaned. 8 Brand New Tires. Ready to make $$$$$. OK Credit, Bad Credit, No Credit,...

Condition	Used
Usage	329,502 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	12975900
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	Selma, CA, US
Sold By	Selma Truck Sales

(833) 220-___ SHOW
NUMBERCall Seller

2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$58,999 USD

Brand New Virgin Drive Tires. Great condition and well maintained fleet truck. Ready to make $$$$$. OK Credit, Bad Credit, No Credit, WE WILL GET YOU FINANCED. Please call Adam at ( or...

Condition	Used
Usage	404,625 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
MLS Number	10070531
Category	Sleeper Semi Trucks
Last Updated	3/12/2025
Location	Selma, CA, US
Sold By	Selma Truck Sales

(844) 385-___ SHOW
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17 0

2017 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Mid Roof Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$37,390 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	645,251 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15'13 14.8 455/180
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.47 ratio
Stock Number	659614
MLS Number	13349304
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Salt Lake City, UT, US
Sold By	Ryder

(844) 385-___ SHOW
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17 0

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

Recently Updated

$64,320 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	527,590 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	298107
MLS Number	13334904
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Hilliard, OH, US
Sold By	Ryder

23 0

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

Recently Updated

$75,750 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	344,891 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	UPP235057
MLS Number	13314863
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$81,500 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	397,311 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	UPP235048
MLS Number	13410302
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Torrance, CA, US
Sold By	Penske Used Trucks

23 0

2022 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$74,750 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	575,867 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	428886
MLS Number	12642035
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Fontana, CA, US
Sold By	Penske Used Trucks

25 0

2021 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$67,000 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	448,379 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 3.25 ratio
Stock Number	386046
MLS Number	12885879
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Tyler, TX, US
Sold By	Penske Used Trucks

26 0

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

Newly Listed

$75,500 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	495,945 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	385282
MLS Number	13450656
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Orlando, FL, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$82,250 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	549,237 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	384978
MLS Number	13412179
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Torrance, CA, US
Sold By	Penske Used Trucks

25 0

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

Recently Updated

$76,000 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	492,929 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	334581
MLS Number	13244275
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Tacoma, WA, US
Sold By	Penske Used Trucks

28 0

2021 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$61,250 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	675,499 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	379735
MLS Number	12397129
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$64,000 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	548,948 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	373454
MLS Number	12580958
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Laredo, TX, US
Sold By	Penske Used Trucks

25 0

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

Newly Listed

$56,750 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	640,525 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 2.41 ratio
Stock Number	364254
MLS Number	13450475
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Dallas, TX, US
Sold By	Penske Used Trucks

2 0

2020 Freightliner Cascadia 116 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

Newly Listed

Call for price

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	712,910 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	364073
MLS Number	13450472
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Lacey, WA, US
Sold By	Penske Used Trucks

23 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop

$47,250 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	589,437 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 3.08 ratio
Stock Number	359591
MLS Number	13395945
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Medley, FL, US
Sold By	Penske Used Trucks

25 0

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

Newly Listed

$54,500 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	701,368 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	305341
MLS Number	13450442
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

24 0

2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$47,250 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	718,071 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	305041
MLS Number	12165227
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Allentown, PA, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$57,000 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	631,061 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 2.41 ratio
Stock Number	303460
MLS Number	12671166
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

21 0

2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$66,500 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	558,316 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	342021
MLS Number	12340525
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Spokane Valley, WA, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$58,250 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	622,421 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	341915
MLS Number	13364385
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Torrance, CA, US
Sold By	Penske Used Trucks

23 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$49,500 USD

SPECIAL PROMOTION - Original Price: $52500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	501,932 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 3.08 ratio
Stock Number	338919
MLS Number	13387049
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Rockwall, TX, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 113 Single Axle Sleeper Semi Truck - 60" Integral Sleeper, 450HP, 12 Speed Automatic

Recently Updated

$35,000 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	587,000 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	Single Axle
Rear End	23,000 lb 3.21 ratio
Stock Number	285926
MLS Number	13277445
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Canton, OH, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 113 Single Axle Sleeper Semi Truck - 60" Integral Sleeper, 450HP, 12 Speed Automatic

Recently Updated

$40,250 USD

SPECIAL PROMOTION - Original Price: $43250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	546,018 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	Single Axle
Rear End	23,000 lb 3.21 ratio
Stock Number	285916
MLS Number	13284112
Category	Sleeper Semi Trucks
Last Updated	3/15/2025
Location	Canton, OH, US
Sold By	Penske Used Trucks