Used Freightliner 12 Speed Trucks For Sale

Your Current Search
Industry
Trucks
Manufacturer
Freightliner
Transmission Speeds
12 Speed
Condition
Used
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (4323)
Manufacturer
Freightliner (4323)
Model
Select a category to view available models.
Condition
Model Year
-
Transmission Speed
12 Speed (4323)
Engine Manufacturer
Cab Style
Fuel Type
Mileage
-
Horsepower
-
Price
-
State / Region
Select a country to view available states.
Market Type
1-25 of 4,323 results
1-25 of 4,323 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

$44,950 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 Updated2/8/2025
Location
Belvidere, IL, US
Sold By

First Class 8 Truck Sales

Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Amt
13 0

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

$66,500 USD
LOW MILES!!!!! CLEAN, and READY! This sleeper is in very good condition. It has the DT12 auto and DD15 Detroit power. Call for more information
ConditionUsed
Usage429,302 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number109092
MLS Number13178735
CategorySleeper Semi Trucks
Last Updated2/12/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

2020 Freightliner Cascadia Sleeper Semi Truck
1 0

2020 Freightliner Cascadia Sleeper Semi Truck

Recently Updated
$44,950 USD
Warranty
ConditionUsed
Usage642,479 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.28 ratio
Stock NumberHP2454
MLS Number13402454
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Strafford, MO, US
Sold By

HD Trucks LLC

Freightliner Cascadia 125 Day Cab Truck - Detroit 475HP, 12 Speed Dt12 Amt
20 0

2018 Freightliner Cascadia 125 Day Cab Truck - Detroit 475HP, 12 Speed Dt12 Amt

Newly Listed
$42,900 USD
Local company truck. Nice spec, 475 hp, 1650 tq , 12 speed automated, Full locking rears, clean truck . Well taken care of . Tight and quiet cab
ConditionUsed
Usage611,702 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power475 HP
Engine ModelDetroit DD15TC
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberHK5335
MLS Number13423961
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Spokane, WA, US
Sold By

Class 8 Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic
19 0

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

Newly Listed
$48,500 USD
First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience. Call, click, or stop by and visit us...
ConditionUsed
Usage567,111 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 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 Number317
MLS Number13423605
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Belvidere, IL, US
Sold By

First Class 8 Truck Sales

Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, 12 Speed Automatic
7 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, 12 Speed Automatic

Newly Listed
$37,000 USD
Unit: 3601, Year: 2020, Make: FREIGHTLINER, Weight: 16,464, Model: PE116SLP, Engine Make: DETROIT DIESEL CORP, Engine: DD13, HP: 450, SN: 471928S0672176, Trans Make: DETROIT DIESEL CORP,...
ConditionUsed
Usage511,899 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Transmission12 Speed Automatic
Sleeper TypeRaised Roof Sleeper
Rear AxleTandem Axle
Stock Number3601
MLS Number13423311
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Central Point, OR, US
Sold By

Combined Transport

Freightliner Cascadia 113 Sleeper Semi Truck - Detroit 450HP, 12 Speed Automatic
5 0

2018 Freightliner Cascadia 113 Sleeper Semi Truck - Detroit 450HP, 12 Speed Automatic

Newly Listed
$33,000 USD
Unit: 3515, Year: 2018, Make: FREIGHTLINER, Weight: 17,292, Model: CA113SLP, Engine Make: DETROIT DIESEL CORP, Engine: DD13, HP: 450, SN: 471928S0523482, Trans Make: DETROIT DIESEL CORP,...
ConditionUsed
Usage498,977 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Stock Number3515
MLS Number13423309
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Central Point, OR, US
Sold By

Combined Transport

Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Automatic
5 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Automatic

Newly Listed
$34,000 USD
ear: 2019, Make: FREIGHTLINER, Weight: 21,000, Model: PT116SLP, Engine Make: DETROIT DIESEL CORP, Engine: DD13, HP: 450, SN: 471928S0630059, Trans Make: DETROIT DIESEL CORP, Trans Model:...
ConditionUsed
Usage426,579 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Transmission12 Speed Automatic
Sleeper TypeMid Roof Sleeper
Rear AxleTandem Axle
Stock Number3558
MLS Number13423308
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Central Point, OR, US
Sold By

Combined Transport

Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic
31 1

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

Recently Updated
$53,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!!! SLIDING 5TH WHEEL, TRAILER BRAKE, SIDE AND FULL FAIRINGS, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT?...
ConditionUsed
Usage546,925 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberH01584-DELIVERY 2 U
MLS Number13403029
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Houston, TX, US
Sold By

Diamond Truck Sales Inc

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
$73,750 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
Usage357,694 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 Number382905
MLS Number13310893
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Macon, GA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
23 0

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

Recently Updated
$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
Usage499,497 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 NumberEPES20134
MLS Number13410146
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Rockwall, TX, US
Sold By

Penske Used Trucks

Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2020 Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$63,000 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
Usage243,863 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 Number362355
MLS Number12979082
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Kansas City, MO, US
Sold By

Penske Used Trucks

Freightliner Cascadia 116 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic
23 0

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

Recently Updated
$58,000 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
Usage569,130 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number360524
MLS Number13409961
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Duluth, GA, US
Sold By

Penske Used Trucks

Freightliner Cascadia Day Cab Truck - 450HP, 12 Speed
7 0

2020 Freightliner Cascadia Day Cab Truck - 450HP, 12 Speed

Recently Updated
$46,000 USD
60-Day Truck Protect Promise with qualifying Retail Purchase.
Inspection Report
ConditionUsed
Usage360,287 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Drivetrain6x4
Transmission12 Speed Automatic
SuspensionAir Ride
Rear End40,000 lb 2.41 ratio
Stock Number499101
MLS Number13007009
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Joliet, IL, US
Sold By

International Motors, LLC

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
23 0

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

Recently Updated
$65,000 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
Usage603,188 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 Number303431
MLS Number13314361
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Madison, AL, US
Sold By

Penske Used Trucks

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

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

Recently Updated
$45,000 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
Usage749,016 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 3.08 ratio
Stock Number303701
MLS Number13266137
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
East Chicago, IN, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
27 0

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

Newly Listed
$55,500 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
Usage656,852 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 3.08 ratio
Stock Number303690
MLS Number13423214
CategorySleeper Semi Trucks
Last Updated2/28/2025
Location
Kansas City, MO, US
Sold By

Penske Used Trucks

Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2020 Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$53,250 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
Usage352,367 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 Number283561
MLS Number12931829
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Bethlehem, PA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
16 0

2020 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$67,250 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
Usage268,131 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 Number282890
MLS Number13375998
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Houston, TX, US
Sold By

Penske Used Trucks

Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic
21 0

2020 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$58,500 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
Usage401,077 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number260767
MLS Number12755549
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Fort Worth, TX, US
Sold By

Penske Used Trucks

Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic
23 0

2020 Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$70,250 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
Usage219,987 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 Number276942
MLS Number13356090
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Waxahachie, TX, US
Sold By

Penske Used Trucks

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

2020 Freightliner Cascadia 126 Day Cab Truck - 435HP, 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;...
ConditionUsed
Usage360,618 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 Number276529
MLS Number13243789
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Round Rock, TX, US
Sold By

Penske Used Trucks

Freightliner Cascadia 116 Day Cab Truck - 435HP, 12 Speed Automatic
17 0

2019 Freightliner Cascadia 116 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$27,000 USD
SPECIAL PROMOTION - Original Price: $30000.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...
ConditionUsed
Usage628,003 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 2.41 ratio
Stock Number333723
MLS Number13252367
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Cranbury, NJ, US
Sold By

Penske Used Trucks

Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2019 Freightliner Cascadia 125 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$50,000 USD
SPECIAL PROMOTION - Original Price: $55000.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...
ConditionUsed
Usage237,498 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 Number249118
MLS Number13220300
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Indian Trail, NC, US
Sold By

Penske Used Trucks

Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic
18 0

2019 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$34,500 USD
SPECIAL PROMOTION - Original Price: $41500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...
ConditionUsed
Usage418,204 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number247246
MLS Number12803432
CategoryDay Cab Semi Trucks
Last Updated2/28/2025
Location
Middlefield, OH, US
Sold By

Penske Used Trucks

Did you find what you were looking for? Yes No