Southport Truck Group 12 Speed Trucks For Sale

Southport Truck Group
7528 US Hwy 301 N
Tampa, FL 33637
United States
(833) 986-4376
View company profile
Your Current Search
Industry
Trucks
Transmission Speeds
12 Speed
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (16)
Model
Select a manufacturer to view available models.
Condition
Model Year
-
GVWR Category
Rear Axle
Transmission Speed
12 Speed (16)
Drive Train
Engine Manufacturer
Fuel Type
Mileage
-
Horsepower
-
Price
-
State / Region
Select a country to view available states.
Market Type
1-16 of 16 results
1-16 of 16 results
Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP
24 0

2021 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP

Recently Updated
$54,900 USD
2021 DAYCAB, NEW BODY STYLE, LOW MILEAGE!, stock: 261220, transmodel: DT12, cab type: Daycab, engine type: DD13, xaxleconfiguration: Set Back Axle,
ConditionUsed
Usage260,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Drivetrain6x4
Transmission12 Speed
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.47 ratio
Stock Number261220
MLS Number13450515
CategoryDay Cab Semi Trucks
Last Updated3/26/2025
Location
Fort Myers, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP
26 0

2023 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP

Recently Updated
$54,900 USD
2021 DAYCAB, NEW BODY STYLE, LOW MILEAGE!, stock: 261221, transmodel: DT12, cab type: Daycab, engine type: DD13, xaxleconfiguration: Set Back Axle,
ConditionUsed
Usage440,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.47 ratio
Stock Number261221
MLS Number13446858
CategoryDay Cab Semi Trucks
Last Updated3/26/2025
Location
Fort Myers, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP
28 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP

$116,900 USD
269000 Miles, Engine: DETROIT, 455 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 237, Tandem Rear Axles,...
ConditionUsed
Usage269,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock Number261248
MLS Number13461667
CategorySleeper Semi Trucks
Last Updated3/21/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, 455HP
31 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, 455HP

$46,900 USD
678000 Miles, 455 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 229, Tandem Rear Axles, Front Axle Weight:...
ConditionUsed
Usage678,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number261037
MLS Number13451221
CategorySleeper Semi Trucks
Last Updated3/16/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP
34 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP

$116,900 USD
EXT DETROIT EW4 CARB COMPLIANT COVERAGE 60 Months 11/30/Miles, stock: 261173, transmodel: DT12, engine type: DD15, dualbreathers: 0, dualexhaust: 0,
ConditionUsed
Usage291,946 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number261173
MLS Number13451218
CategorySleeper Semi Trucks
Last Updated3/16/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Western Star 49X Day Cab Truck - Detroit 470HP
10 0

2026 Western Star 49X Day Cab Truck - Detroit 470HP

$158,556 USD
2026 Western Star 49X Day Cab, (5) Available, DD13 470 HP 1650 LB/FT, DT12 Vocational 12 Speed Automated Transmission, PTO for Hydraulic Pump, 13,300 LB Front Axle, 40,000 LB Rear Axle,...
ConditionNew
Usage660 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power470 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number259588
MLS Number13384145
CategoryDay Cab Semi Trucks
Last Updated3/16/2025
Location
Fort Myers, FL, US
Sold By

Southport Truck Group

2020 Freightliner Cascadia 126 Sleeper Semi Truck
32 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck

$44,900 USD
708000 Miles, Engine: DETROIT, 455 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 235, Tandem Rear Axles,...
ConditionUsed
Usage708,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number261040
MLS Number13429424
CategorySleeper Semi Trucks
Last Updated3/7/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Western Star 49X Dump Truck - Detroit 470HP
5 0

2025 Western Star 49X Dump Truck - Detroit 470HP

Call for price
2025 Western Star 49X, Detroit DD13 470 HP, Detroit DT12 Vocational 12 Speed, 5 YEAR UNLIMITED TRANSMISSION WARRANTY, 7 YEAR UNLIMITED CLUTCH WARRANTY, CALL FOR PRICE, stock: 256154,...
ConditionNew
Usage1,374 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power470 HP
Drivetrain6x4
Transmission12 Speed
SuspensionTufTrac
Rear AxleTandem Axle
Rear End46,000 lb 3.42 ratio
Stock Number256154
MLS Number13433892
CategoryDump Trucks
Last Updated3/6/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP
33 0

2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP

$39,900 USD
674000 Miles, Engine: DETROIT, 455 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 235, Tandem Rear Axles,...
ConditionUsed
Usage674,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number261039
MLS Number13431160
CategorySleeper Semi Trucks
Last Updated3/5/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP
34 0

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

$59,900 USD
2020 cascadia, fleet maintained unit, Parksmart Electric APU stock: 260524, transmodel: DT12, engine type: DD15, dualbreathers: 0, dualexhaust: 0, xaxleconfiguration: Set Back Axle,
ConditionUsed
Usage500,449 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.16 ratio
Stock Number260524
MLS Number13386054
CategorySleeper Semi Trucks
Last Updated3/1/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 475HP
41 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 475HP

$52,900 USD
Thermoking APU,, stock: 260637, transmodel: DT12, engine type: DD15, dualbreathers: 0, dualexhaust: 0,
ConditionUsed
Usage579,001 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power475 HP
Drivetrain6x4
Transmission12 Speed
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number260637
MLS Number13389502
CategorySleeper Semi Trucks
Last Updated2/11/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Western Star 49X Day Cab Truck - Detroit 470HP
10 0

2026 Western Star 49X Day Cab Truck - Detroit 470HP

$158,556 USD
2026 Western Star 49X Day Cab, (5) Available, DD13 470 HP 1650 LB/FT, DT12 Vocational 12 Speed Automated Transmission, PTO for Hydraulic Pump, 13,300 LB Front Axle, 40,000 LB Rear Axle,...
ConditionNew
Usage654 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power470 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number259585
MLS Number13384182
CategoryDay Cab Semi Trucks
Last Updated2/6/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP
33 0

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

$54,900 USD
Thermoking APU, 10 new virgin tires, very nice truck stock: 260036, transmodel: DT12, cab type: Sleeper, engine type: DD15, dualbreathers: 0, dualexhaust: 0,
ConditionUsed
Usage564,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.28 ratio
Stock Number260036
MLS Number13367679
CategorySleeper Semi Trucks
Last Updated1/28/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP
27 0

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

$59,900 USD
484412 Miles, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 229, Tandem Rear Axles,...
ConditionUsed
Usage484,412 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number259837
MLS Number13277822
CategorySleeper Semi Trucks
Last Updated1/16/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP
15 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP

$49,900 USD
582231 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 225, Tandem Rear Axles,...
ConditionUsed
Usage582,231 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock Number259797
MLS Number13305938
CategorySleeper Semi Trucks
Last Updated12/31/2024
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP
13 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP

$49,900 USD
583016 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheels: Aluminum, Wheel Base: 225,...
ConditionUsed
Usage583,016 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock Number259796
MLS Number13299868
CategorySleeper Semi Trucks
Last Updated12/31/2024
Location
Tampa, FL, US
Sold By

Southport Truck Group

Did you find what you were looking for? Yes No