New 12 Speed Trucks with Detroit Engines For Sale

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1-9 of 9 results
1-9 of 9 results
Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 600HP, 12 Speed Dt12 Amt
10 0

2026 Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 600HP, 12 Speed Dt12 Amt

$222,650 USD
NEW ARRIVAL!!!! 2026 WESTERN STAR 49XSF!!! BIG HORSEPOWER!!!! 600HP DD16, 1850 TORQUE. HEAVY SPEC TRUCK!!! 46K REAR 16K FRONT. BEAUTIFUL TRUCK! COMFORTABLE TO DRIVE.! FEDERAL EXCISE...
ConditionNew
Usage500 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelDetroit DD16
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size60"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End46,000 lb 3.21 ratio
Stock Number109848
MLS Number13576732
CategorySleeper Semi Trucks
Last Updated7/3/2025
Location
Bowling Green, KY, US
Sold By

Boyd Truck Centers

Western Star 57X Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt
21 0

2025 Western Star 57X Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$192,600 USD
DETROIT ASSURANCE, ACTIVE BRAKE ASSIST 5, WITH ADAPTIVE CRUISE, CONTROL TO 0 MPH AND ADJUSTABLE HEADWAY. DETROIT ACTIVE SIDE GUARD ASSIST. DETROIT LANE DEPARTURE WARNING SYSTEM WITH...
Quantity2
ConditionNew
Usage586 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number100583
MLS Number13603582
CategorySleeper Semi Trucks
Last Updated6/6/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

Western Star 57X Day Cab Truck - Detroit 505HP, 12 Speed Dt12 Amt
21 0

2025 Western Star 57X Day Cab Truck - Detroit 505HP, 12 Speed Dt12 Amt

$167,700 USD
DETROIT ASSURANCE, ACTIVE BRAKE ASSIST 5, WITH ADAPTIVE CRUISE CONTROL TO 0 MPH AND FIXED HEADWAY. DETROIT SIDE GUARD ASSIST. DETROIT LANE DEPARTURE WARNING SYSTEM WITH 15-MINUTE OFF TIMEOUT...
Quantity4
ConditionNew
Usage462 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.07 ratio
Stock Number102446
MLS Number13603486
CategoryDay Cab Semi Trucks
Last Updated6/6/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

Western Star 49X Tri Axle Roll Off Truck - Detroit, 525HP, 12 Speed Dt12 Amt
16 0

2025 Western Star 49X Tri Axle Roll Off Truck - Detroit, 525HP, 12 Speed Dt12 Amt

$271,226 USD
Ready to go Roll Off with Galbreath U75T-OR-174 75k cable hoist for 18'-22' containers,,
ConditionNew
Usage693 Miles
Duty ClassHeavy Duty Roll Off Truck
Horse Power525 HP
Engine ModelDetroit DD13
Drivetrain8x4
Transmission12 Speed Detroit DT12 Automated
SuspensionTufTrac
Rear AxleTri Axle
Rear End46,000 lb 3.73 ratio
Stock Number103113
MLS Number13430922
CategoryRoll Off Trucks
Last Updated6/6/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

Western Star 57X Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt
23 0

2025 Western Star 57X Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$193,400 USD
NEW!!! 57X MID ROOF FLATBED HAULER!!!! DD15/505hp, DT12 AUTOMATED TRANSMISSION with 60 MONTH/750,000 Mile Warranty. Call for more information
ConditionNew
Usage531 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number108920
MLS Number13184634
CategorySleeper Semi Trucks
Last Updated6/6/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

Freightliner Cascadia 116 Day Cab Truck - Detroit 450HP
10 0

2026 Freightliner Cascadia 116 Day Cab Truck - Detroit 450HP

$152,058 USD
2026 Freightliner CA116 Day Cab, DD13 450HP, DT12 Automated Manual, PTO Capable, 182" Wheelbase, 12,500 Front Axle, 40,000 Rear Axle, Full Locking Rears Both Axles, A Solid Work Tractor!,...
ConditionNew
Usage652 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed
SuspensionAirLiner
Rear AxleTandem Axle
Stock Number259659
MLS Number13562479
CategoryDay Cab Semi Trucks
Last Updated5/7/2025
Location
Fort Myers, FL, US
Sold By

Southport Truck Group

Freightliner Cascadia 116 Day Cab Truck - Detroit 450HP
10 0

2026 Freightliner Cascadia 116 Day Cab Truck - Detroit 450HP

$152,058 USD
2026 Freightliner CA116 Day Cab, DD13 450 HP, DT12 Automated Transmission, 12,000 Front Axle, 40,000 Rear Axle, 182 Inch Wheelbase, PTO Capable, Nice Work Tractor!, Price Includes FET,
ConditionNew
Usage635 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed
SuspensionAirLiner
Rear AxleTandem Axle
Stock Number259660
MLS Number13562426
CategoryDay Cab Semi Trucks
Last Updated5/7/2025
Location
Tampa, FL, US
Sold By

Southport Truck Group

Freightliner 114SD Roll Off Truck - Detroit, 470HP
14 0

2025 Freightliner 114SD Roll Off Truck - Detroit, 470HP

$229,883 USD
2025 Freightliner 114SD, DD13 470 HP, DT12 VOCATIONAL TRANSMISSION, 20,000 FRONT AXLE, 46,000 REAR AXLE, TUFTRAC SUSPENSION, GAL FAB 60-OR-174 ROLLOFF, PIONEER TARP, PRICE INCLUDES FET,
ConditionNew
Usage631 Miles
Duty ClassHeavy Duty Roll Off Truck
Horse Power470 HP
Drivetrain6x4
Transmission12 Speed
SuspensionTufTrac
Rear AxleTandem Axle
Rear End46,000 lb 3.42 ratio
Stock Number257379
MLS Number13519886
CategoryRoll Off Trucks
Last Updated4/16/2025
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

$153,556 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 Updated4/16/2025
Location
Fort Myers, FL, US
Sold By

Southport Truck Group

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