Description
2021 Freightliner 122SD – Quad Axle Dump
Clean, heavy-spec 2021 Freightliner 122SD quad axle dump built for serious job site performance. Equipped with a strong Detroit DD15 and Allison automatic, this truck is set up for reliability, power, and ease of operation.
Solid, work-ready unit with a proven drivetrain and aluminum dump body—ready to go straight to work.
Key Specs:
Engine: Detroit DD15
Horsepower: 505 HP
Transmission: Allison 4500RDS automatic
Speeds: Automatic
Sleeper: Non-sleeper (day cab)
Rear Axle Ratio: 4.56
Additional Details:
Mileage: 308,034 miles
Wheelbase: 223”
Configuration: Quad axle (pusher + tag)
Axles: 20K front / 46K rear + pusher
Suspension: Hendrickson HMX460
Fuel capacity: 120 gallons (60/60)
Dump body: 18’ aluminum
Engine brake
Double frame
Aluminum wheels
Heavy-duty T122SD with the right setup for construction and hauling—ready to produce.Specifications
Year2021
ManufacturerFREIGHTLINER
Model122SD
Mileage308,000 mi
VIN3ALMGNDR5MDMN2367
ConditionUsed
Stock NumberM-623081
Horsepower505 HP
Engine ManufacturerDETROIT
Engine ModelDD15
TransmissionAutomatic
Transmission TypeAllison RDS
Number of Speeds6 Spd
Ratio4.56
Drive10x4
SuspensionHendrickson HMX460
Number of Rear AxlesQuad
Gross Vehicle Weight RatingClass 8: 33,001 pounds or greater
Front Axle Weight20,000 lb
Rear Axle Weight46,000 lb
WheelsAll Aluminum
Wheelbase223 in
Drive SideLeft Hand Drive
CompositionAluminum
Year2021|
ManufacturerFREIGHTLINER|
Model122SD|
Mileage308,000 mi|
VIN3ALMGNDR5MDMN2367|
ConditionUsed|
Stock NumberM-623081|
Horsepower505 HP|
Engine ManufacturerDETROIT|
Engine ModelDD15|
TransmissionAutomatic|
Transmission TypeAllison RDS|
Number of Speeds6 Spd|
Ratio4.56|
Drive10x4|
SuspensionHendrickson HMX460|
Number of Rear AxlesQuad|
Gross Vehicle Weight RatingClass 8: 33,001 pounds or greater|
Front Axle Weight20,000 lb|
Rear Axle Weight46,000 lb|
WheelsAll Aluminum|
Wheelbase223 in|
Drive SideLeft Hand Drive|
CompositionAluminum|
