1 / 30Miles
342,056 mi
Year
2021
Engine
Cummins X15
Horsepower
450 HP
Transmission
Automated Manual
Axle Config
6x4
PRICED TO SELL – This 2021 Peterbilt 579 Ultraloft is ready for the road, featuring an 80" double bunk sleeper with refrigerator for maximum comfort on long hauls. Powered by a reliable Cummins 450 HP engine and a 12-speed Endurant transmission, it delivers strong performance and efficiency. With Peterbilt Low Air Leaf suspension and a 234" wheelbase, you’ll experience a smooth, stable ride. This truck has been fully serviced, received a PM service with 86-point inspection, and passed DOT certification, giving you peace of mind that it’s work-ready. With 342,056 miles and multiple units available, now is the time to add a dependable truck to your fleet—call today for details!
Rush Truck Centers
Lake City, FL
VIN
1XPBD49XXMD754654
NHTSA VerifiedStock #
rush-625582
Dealer
Rush Truck Centers
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PRICED TO SELL – This 2021 Peterbilt 579 Ultraloft is ready for the road, featuring an 80" double bunk sleeper with refrigerator for maximum comfort on long hauls. Powered by a reliable Cummins 450 HP engine and a 12-speed Endurant transmission, it delivers strong performance and efficiency. With Peterbilt Low Air Leaf suspension and a 234" wheelbase, you’ll experience a smooth, stable ride. This truck has been fully serviced, received a PM service with 86-point inspection, and passed DOT certification, giving you peace of mind that it’s work-ready. With 342,056 miles and multiple units available, now is the time to add a dependable truck to your fleet—call today for details!
2021 Peterbilt 579 · 342,056 mi
Est. monthly
$1,219.24
Pre-tax purchase price
$6,395
Owner-ops: 10–20% typical
Prime 7–9% · Median 9–12% · Subprime 14%+
Deducted from financed amount
Drives Federal Excise Tax (FET)
Skip if straight truck under 33k GVWR or trailer under 26k GVWR.
Off — used vehicles are exempt
$0
Often 0% for interstate commercial use
Some states cap (CA $85, NY $75)
State title + lien fee
Lowers monthly; paid as lump at term
Amount financed
$58,054
Total interest
$15,101
Total cost
$79,550
Effective / month
$1,219.24
Estimate only. Actual financing depends on credit, dealer program, and lender terms. Heavy-truck APRs typically range 7–18% depending on credit tier, vehicle age, and LTV. Interstate commercial-use purchases are often exempt from state sales tax. TruckRadar is not a lender. Consult a commercial-vehicle lender for binding quotes.
Mar 24, 2026
$63,949
Feb 24, 2026
$63,950
Market Index
2021 Peterbilt 579 X15
Median Price
$59,439
This listing
8% above market median
Active listings
265