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Mileage: 421,502 mi
Engine Manufacturer: CUMMINS
Horsepower: 450 HP
Number of Speeds: 12 Spd
Suspension: Low Air
VIN: 1XPBD49X0MD754470
Description: The 2021 Peterbilt 579 UltraLoft is built for serious over-the-road professionals who demand performance, comfort, and profitability in every mile....
Updated: Tuesday, August 25, 2026 09:49 AM
Location: Laredo, Texas
Seller: RUSH TRUCK CENTERS - Laredo, TX
Mileage: 286,652 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Low Air
Description: Introducing the 2021 Peterbilt 579, a robust and reliable sleeper truck designed for long-haul journeys. Powered by a PACCAR MX-13 engine deliverin...
Updated: Saturday, September 05, 2026 02:11 AM
Location: Denver, Colorado
Seller: RUSH TRUCK CENTERS - Denver, CO
Mileage: 282,740 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Low Air
Description: Introducing the 2021 Peterbilt 579, a robust and reliable sleeper truck designed for long-haul journeys. Powered by a PACCAR MX-13 engine deliverin...
Updated: Saturday, September 05, 2026 02:11 AM
Location: Denver, Colorado
Seller: RUSH TRUCK CENTERS - Denver, CO
Mileage: 404,500 mi
Engine Manufacturer: CUMMINS
Horsepower: 450 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Low Air
Description: Introducing the 2021 Peterbilt 579, a robust and reliable sleeper truck that combines performance with comfort. Powered by a PACCAR MX-13 engine ge...
Updated: Thursday, September 03, 2026 02:14 AM
Location: San Antonio, Texas
Mileage: 374,999 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Number of Speeds: 12 Spd
Suspension: Low Air
VIN: 1XPBD49X2MD738657
Description: 2021 Peterbilt 579 with a Cummins X15 400 HP engine and Eaton Fuller 12-speed Endurant transmission – the perfect truck for local and regional deli...
Updated: Tuesday, August 25, 2026 09:48 AM
Location: Buda, Texas
Seller: RUSH TRUCK CENTERS - Austin, TX
Mileage: 395,465 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Low Air
Description: Cruise the highways in style and power with our pristine 2021 Peterbilt 579 80" Ultraloft! Located at The House of Trucks Dallas, this beauty is re...
Updated: Tuesday, September 01, 2026 02:11 AM
Location: Irving, Texas
Seller: HOUSE OF TRUCKS - Dallas, TX
Mileage: 400,925 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Low Air
Description: This Yellow 2021 Peterbilt 579 Day Cab just came in. This truck has a Cummins X15 Engine with 400 Horsepower, 400938 Miles, 12-speed Endurant Tran...
Updated: Tuesday, August 25, 2026 09:48 AM
Location: Sealy, Texas
Seller: RUSH TRUCK CENTERS - Sealy, TX
Mileage: 410,349 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Low Air
Description: 2021 Peterbilt 579 equipped with a robust Cummins X15 engine delivering 400 horsepower, paired with a 12-speed Eaton Fuller Endurant transmission. ...
Updated: Friday, August 28, 2026 10:36 AM
Location: North Little Rock, Arkansas
Mileage: 504,501 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Number of Speeds: 12 Spd
Suspension: Low Air
VIN: 1XPBD49X2MD738576
Description: 2021 Peterbilt 579 equipped with a powerful Cummins X15 engine delivering 400 horsepower and paired with a 12-speed Endurant transmission. This die...
Updated: Tuesday, August 25, 2026 09:48 AM
Location: El Paso, Texas
Seller: RUSH TRUCK CENTERS - El Paso, TX
Mileage: 401,489 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Number of Speeds: 12 Spd
Suspension: Air Ride
VIN: 1XPBD49X4MD738739
Description: Great Value, 10 brand new Virgin Tires, Warranty and financing available (W.A.C) Premium interior, Dual high back seats, Air ride drivers. Tilt / T...
Updated: Thursday, August 27, 2026 11:10 AM
Location: Granite City, Illinois
Mileage: 524,114 mi
Engine Manufacturer: CUMMINS
Horsepower: 450 HP
Number of Speeds: 12 Spd
Suspension: Low Air
VIN: 1XPBD49X0MD754467
Description: A 2021 Peterbilt 579 equipped with a powerful Cummins X15 engine delivering 450 horsepower offers robust performance for demanding hauling tasks. T...
Updated: Tuesday, August 25, 2026 09:49 AM
Location: Robstown, Texas
Mileage: 428,974 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Low Air
Description: This Yellow 2021 Peterbilt 579 Day Cab just came in. This truck has a Cummins X15 Engine with 400 Horsepower, 428974 Miles, 12-speed Endurant Tran...
Updated: Tuesday, August 25, 2026 09:48 AM
Location: Houston, Texas
Seller: RUSH TRUCK CENTERS - Houston, TX
Mileage: 442,485 mi
Engine Manufacturer: CUMMINS
Horsepower: 450 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Air Ride
Description: Introducing the 2021 Peterbilt 579, a powerful and reliable day cab designed for those who demand performance on the road. Equipped with a robust C...
Updated: Saturday, September 05, 2026 02:11 AM
Location: Denver, Colorado
Seller: RUSH TRUCK CENTERS - Denver, CO
Mileage: 440,169 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Air Ride
Description: For sale: a 2021 Peterbilt 579 Day Cab with **Cummins X15 400HP** engine and an **Endurant 12-Speed Transmission**—perfect for maximizing performan...
Updated: Tuesday, August 25, 2026 09:48 AM
Location: Irving, Texas
Seller: RUSH TRUCK CENTERS - Dallas, TX
Mileage: 333,458 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Air Ride
Description: 2021 Peterbilt 579 featuring an 80" Double Bunk Ultraloft sleeper with refrigerator, built for comfort and long-haul efficiency. This truck is powe...
Updated: Tuesday, August 25, 2026 02:53 PM
Location: Jacksonville, Florida
Mileage: 347,503 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Air Ride
Description: 2021 Peterbilt 579 featuring an 80" Double Bunk Ultraloft sleeper with refrigerator, built for comfort and long-haul efficiency. This truck is powe...
Updated: Monday, August 31, 2026 09:21 AM
Location: Lake City, Florida
Mileage: 417,988 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Low Air
Description: Cruise the highways in style and power with our pristine 2020 Peterbilt 579 80" Ultraloft! Located at Rush Truck Centers in Dallas, TX, this beauty...
Updated: Tuesday, August 25, 2026 09:48 AM
Location: Irving, Texas
Seller: RUSH TRUCK CENTERS - Dallas, TX
Mileage: 565,074 mi
Engine Manufacturer: CUMMINS
Horsepower: 450 HP
Number of Speeds: 12 Spd
Suspension: Low Air
VIN: 1XPBD49X7MD754644
Description: Introducing the 2021 Peterbilt 579, a robust and reliable sleeper truck designed to meet the demands of long-haul transportation. Powered by a Cumm...
Updated: Tuesday, August 25, 2026 09:49 AM
Location: Laredo, Texas
Seller: RUSH TRUCK CENTERS - Laredo, TX
Mileage: 522,760 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Transmission Manufacturer: FULLER
Number of Speeds: 12 Spd
Suspension: Low Air
Description: 2021 Peterbilt 579 Day Cab with 522,760 miles is available at Rush Truck Centers - Oklahoma City. This truck offers an excellent combination of per...
Updated: Tuesday, August 18, 2026 02:45 PM
Location: Oklahoma City, Oklahoma
Mileage: 516,813 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Transmission Manufacturer: FULLER
Number of Speeds: 12 Spd
Suspension: Low Air
Description: 2021 Peterbilt 579 Day Cab with 516,813 miles is available at Rush Truck Centers - Oklahoma City. This truck offers an excellent combination of per...
Updated: Friday, August 28, 2026 10:36 AM
Location: Oklahoma City, Oklahoma
Mileage: 485,631 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Number of Speeds: 12 Spd
VIN: 1XPBD49XXMD738664
Ratio: 2.79
Description: FOR SALE: 2021 Peterbilt 579 Day Cab – Cummins X15, 12-Speed Endurant, Fleet Maintained & DOT Ready
Check out this exceptionally clean 2021 Peterbi...
Updated: Friday, August 28, 2026 10:36 AM
Location: Tulsa, Oklahoma
Seller: RUSH TRUCK CENTERS - Tulsa, OK
Mileage: 387,964 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Air Trac
Description: Introducing the 2021 Peterbilt 579, a robust and reliable day cab designed for the demands of the open road. Powered by a PACCAR MX-13 engine deliv...
Updated: Thursday, September 03, 2026 02:14 AM
Location: San Antonio, Texas
Mileage: 439,395 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Low Air
Description: Significant price reduction on this 2021 Peterbilt 579, making it an excellent opportunity for those seeking a reliable heavy-duty truck. Powered b...
Updated: Monday, August 31, 2026 11:56 AM
Location: Oklahoma City, Oklahoma
Mileage: 491,045 mi
Engine Manufacturer: CUMMINS
Horsepower: 400 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Air Ride
Description: Used 2021 Peterbilt 579 for Sale – New Tires, Cummins X-15, Road-Ready!
Stock Number: 1274161 | VIN: 1XPBD49X5MD739091 | Mileage: 491,045 mi
Hit...
Updated: Tuesday, September 01, 2026 02:11 AM
Location: Irving, Texas
Seller: HOUSE OF TRUCKS - Dallas, TX
Mileage: 408,001 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: PACCAR
Number of Speeds: 12 Spd
Suspension: Low Air
Description: Introducing the 2021 Peterbilt 579, a robust and reliable sleeper truck designed for those who demand performance and comfort on the road. Powered ...
Updated: Saturday, September 05, 2026 02:11 AM
Location: Denver, Colorado
Seller: RUSH TRUCK CENTERS - Denver, CO
Mileage: 503,678 mi
Engine Manufacturer: CUMMINS
Horsepower: 456 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Air Ride
Description: Introducing the 2021 Peterbilt 579, a robust and reliable day cab designed for the demands of the road. Powered by a Cummins X15 engine delivering ...
Updated: Saturday, September 05, 2026 02:11 AM
Location: Grand Island, Nebraska
Seller: RUSH TRUCK CENTERS - Grand Island, NE
Mileage: 473,290 mi
Engine Manufacturer: CUMMINS
Horsepower: 450 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
VIN: 1XPBD49X6MD754375
Description: A price reduction makes this 2021 Peterbilt 579 an even more attractive option for those seeking a reliable heavy-duty truck. Powered by a robust C...
Updated: Tuesday, August 25, 2026 02:53 PM
Location: Theodore, Alabama
Seller: RUSH TRUCK CENTERS - Mobile, AL
Mileage: 511,160 mi
Engine Manufacturer: PACCAR
Horsepower: 455 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 12 Spd
Suspension: Low Air
Description: This White 2021 Peterbilt 579 Day Cab just came in. This truck has a PACCAR MX13 Engine with 455 Horsepower, 511160 Miles, 11411 Hours, 12 Speed E...
Updated: Thursday, September 03, 2026 02:14 AM
Location: Robstown, Texas
