Description
**2021 Peterbilt 579 Day Cab – 455HP MX-11 – 12-Speed AMT (Autoshift) – Single Axle**
Available in **Porterville, CA**, this well-maintained **2021 Peterbilt Motors Company 579** day cab combines performance, durability, and driver comfort. Finished in white with a Prestige Sterling Grey interior, this single-axle truck is ideal for regional, local, or dedicated route operations.
Powered by a **Paccar MX-11 diesel engine rated at 455 HP** (Engine Serial: X017531) paired with a **12-speed PACCAR PO-xxF112C Automated Manual Transmission (Autoshift)**, it delivers smooth shifts, strong torque, and excellent fuel efficiency. The 3.55 rear end ratio and 153” wheelbase provide optimal highway performance and maneuverability.
With **313,689 miles** (313,688 ECM verified) and **7,180 engine hours**, this truck has been professionally maintained and is ready for immediate use.
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### Key Specifications:
* **Engine:** Paccar MX-11 – 455 HP
* **Transmission:** 12-Speed Autoshift AMT
* **Axle Configuration:** Single Axle
* **Front Axle Capacity:** 12,350 lbs
* **Rear Axle Capacity:** 21,000 lbs
* **GVWR:** 33,350 lbs
* **Rear End Ratio:** 3.55
* **Wheelbase:** 153”
* **Suspension:** Peterbilt Air Trac Air Ride
* **Brakes:** Air
* **Fuel Capacity:** Dual 70-gallon aluminum tanks (140 gallons total)
* **EPA Year:** 2020
* **5th Wheel:** Stationary
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### Exterior & Equipment:
* Aluminum Front & Rear Wheels
* 295/75R22.5 Tires Front & Rear
* Chrome Bumper
* Chrome Exhaust
* Stainless Steel Visor
* Horizontal / Hood Exhaust
* Heated Mirrors
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### Interior & Driver Comfort:
* Prestige Sterling Grey Interior
* Dual High-Back Seats
* Airride Passenger Seat
* Air Conditioning
* Power Windows
* Power Door Locks
* Power Steering
* Tilt/Telescopic Steering Wheel
* Cruise Control
* Hood Mirrors
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**VIN:** 1XPBAK8X8MD760841
**Stock #:** U2284 / 760841
This non-sleeper 2021 Peterbilt 579 is a reliable, high-performance day cab, ready for regional, local, or dedicated hauling operations.Specifications
Year2021
ManufacturerPETERBILT
Model579
Mileage313,689 mi
VIN1XPBAK8X8MD760841
ConditionUsed
Stock NumberU2284
DOTYes
Engine ManufacturerPACCAR
Engine ModelMX-11
Engine Displacement11 l
Fuel TypeDiesel
Drive4x2
Number of Rear AxlesSingle
Gross Vehicle Weight RatingClass 8: 33,001 pounds or greater
Drive SideLeft Hand Drive
Year2021|
ManufacturerPETERBILT|
Model579|
Mileage313,689 mi|
VIN1XPBAK8X8MD760841|
ConditionUsed|
Stock NumberU2284|
DOTYes|
Engine ManufacturerPACCAR|
Engine ModelMX-11|
Engine Displacement11 l|
Fuel TypeDiesel|
Drive4x2|
Number of Rear AxlesSingle|
Gross Vehicle Weight RatingClass 8: 33,001 pounds or greater|
Drive SideLeft Hand Drive|
