Freightliner Cascadia 126 Sleeper Truck, 2023 – Detroit DD15 / DT12 Automatic, Tandem Axle Class 8 Semi Tractor

2023 Freightliner Cascadia 126 sleeper truck with 490,462 miles, built for long-haul and regional freight with a fuel-efficient aerodynamic sleeper cab, tandem-axle chassis, air ride suspension, and typical Detroit DD15 / Detroit DT12 powertrain configuration.

Manufacturer Freightliner
Model Cascadia 126
Year 2023
Truck Type Class 8 Sleeper Semi Tractor
Mileage 490,462 miles
Cab Raised-roof sleeper cab, likely 72″ sleeper depending on configuration
Engine Commonly Detroit DD15; verify by VIN/data plate
Horsepower Commonly 400–455 HP depending on fleet spec
Transmission Commonly Detroit DT12 automated manual; verify actual transmission
Drive Configuration 6×4 tandem axle
Front Axle Commonly 12,000–13,300 lb class
Rear Axles Commonly 40,000 lb tandem rears
Suspension Air ride
Brakes Air brakes
Fuel Type Diesel
Emissions DEF / SCR / DPF-equipped EPA diesel emissions system
Wheelbase Commonly approx. 226″–230″ on Cascadia 126 sleepers; verify exact spec