Used Freightliner 12 Speed Trucks For Sale

Your Current Search
Industry
Trucks
Manufacturer
Freightliner
Transmission Speeds
12 Speed
Condition
Used
Market Type
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (4241)
Manufacturer
Freightliner (4241)
Model
Select a category to view available models.
Condition
Model Year
-
Transmission Speed
12 Speed (4241)
Engine Manufacturer
Cab Style
Fuel Type
Mileage
-
Horsepower
-
Price
-
State / Region
Select a country to view available states.
Market Type
1-25 of 4,241 results
1-25 of 4,241 results
Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic
17 0

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

$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....
ConditionUsed
Usage663,050 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number282
MLS Number13302520
CategorySleeper Semi Trucks
Last Updated3/1/2025
Location
Belvidere, IL, US
Sold By

First Class 8 Truck Sales

Featured Item
Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt
14 0

2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

$32,500 USD
180 DAY/50K MILE WARRANTY INCLUDED!!!! A clean truck, Automatic!!! Call for more information,
ConditionUsed
Usage508,207 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock Number108729
MLS Number13418170
CategoryDay Cab Semi Trucks
Last Updated3/11/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic
8 0

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,...
ConditionUsed
Usage329,502 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
MLS Number12975900
CategorySleeper Semi Trucks
Last Updated3/12/2025
Location
Selma, CA, US
Sold By

Selma Truck Sales

Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic
9 0

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...
ConditionUsed
Usage404,625 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
MLS Number10070531
CategorySleeper Semi Trucks
Last Updated3/12/2025
Location
Selma, CA, US
Sold By

Selma Truck Sales

Freightliner X11364ST Day Cab Truck - 450HP, 12 Speed Automatic
18 0

2016 Freightliner X11364ST Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$24,750 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;...
ConditionUsed
Usage473,678 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number716777
MLS Number12639575
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Middlefield, OH, US
Sold By

Penske Used Trucks

Freightliner X12584ST Day Cab Truck - 455HP, 12 Speed Automatic
23 0

2017 Freightliner X12584ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated
$20,500 USD
Inspection Report Available/SOLD AS-IS DUE TO LEAKS Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained....
ConditionUsed
Usage908,399 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.23 ratio
Stock Number704278
MLS Number12444070
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Clackamas, OR, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic
5 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Newly Listed
$61,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC 12 SPEED!!!!, SLIDING 5TH WHEEL, DEF, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...
ConditionUsed
Usage486,342 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Rear AxleTandem Axle
Rear End2.28 ratio
Stock NumberN14911-DELIVERY 2 U
MLS Number13459297
CategorySleeper Semi Trucks
Last Updated3/20/2025
Location
Turlock, CA, US
Sold By

Diamond Truck Sales Inc

Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic
23 0

2021 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated
$56,750 USD
SPECIAL PROMOTION - Original Price: $63750.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...
ConditionUsed
Usage411,083 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End46,000 lb 3.21 ratio
Stock Number4823
MLS Number12802043
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Braintree, MA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 125 Sleeper Semi Truck - 60" Integral Sleeper, 450HP, 12 Speed Automatic
24 0

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 60" Integral Sleeper, 450HP, 12 Speed Automatic

Newly Listed
$32,250 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;...
ConditionUsed
Usage771,422 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size60"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number4671
MLS Number13459286
CategorySleeper Semi Trucks
Last Updated3/20/2025
Location
Londonderry, NH, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
28 0

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

Recently Updated
$60,500 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;...
ConditionUsed
Usage630,724 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number428390
MLS Number13203964
CategorySleeper Semi Trucks
Last Updated3/20/2025
Location
Sandston, VA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2022 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Newly Listed
$76,750 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;...
ConditionUsed
Usage307,926 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number411124
MLS Number13459138
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Sturtevant, WI, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2022 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Newly Listed
$84,500 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;...
ConditionUsed
Usage94,139 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number463146
MLS Number13459135
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Bensalem, PA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic
2 0

2022 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 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;...
ConditionUsed
Usage302,984 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 3.21 ratio
Stock Number419417
MLS Number13459127
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Fresno, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic
2 0

2022 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 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;...
ConditionUsed
Usage357,843 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 3.21 ratio
Stock Number403175
MLS Number13459125
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Fresno, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic
2 0

2022 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 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;...
ConditionUsed
Usage294,810 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 3.21 ratio
Stock Number403143
MLS Number13459124
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Fresno, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic
18 0

2021 Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$53,000 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;...
ConditionUsed
Usage580,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number389039
MLS Number13410284
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Baton Rouge, LA, US
Sold By

Penske Used Trucks

Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
24 0

2021 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop
$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;...
ConditionUsed
Usage609,169 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock Number384213
MLS Number12860876
CategorySleeper Semi Trucks
Last Updated3/20/2025
Location
Austin, TX, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
20 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop
$72,250 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;...
ConditionUsed
Usage247,821 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number382568
MLS Number13415637
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Atlanta, GA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Newly Listed
$70,500 USD
Headache Rack is included in sale Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer...
ConditionUsed
Usage316,032 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number382852
MLS Number13458794
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Hammond, LA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
20 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop
$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;...
ConditionUsed
Usage232,542 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number345388
MLS Number13412178
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Jurupa Valley, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic
18 0

2021 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated
$80,250 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;...
ConditionUsed
Usage112,489 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number384378
MLS Number13442975
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Ladson, SC, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop
$70,750 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;...
ConditionUsed
Usage321,813 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number383930
MLS Number13271032
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Bakersfield, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
20 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 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;...
ConditionUsed
Usage145,048 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number383822
MLS Number13398075
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
West Sacramento, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
19 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$78,250 USD
SPECIAL PROMOTION - Original Price: $81250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...
ConditionUsed
Usage164,785 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number371597
MLS Number13314650
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Torrance, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic
2 0

2021 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 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;...
ConditionUsed
Usage283,948 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 3.08 ratio
Stock Number344806
MLS Number13458788
CategoryDay Cab Semi Trucks
Last Updated3/20/2025
Location
Duluth, GA, US
Sold By

Penske Used Trucks

Did you find what you were looking for? Yes No