Miles
571,131 mi
Year
2020
Engine
PACCAR MX/MX-13
Horsepower
455 HP
Transmission
Automated Manual
Axle Config
6x4
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Knoxville, TN
VIN
1XPBDP9X3LD679344
NHTSA VerifiedStock #
worldwide-17762973
Dealer
"Worldwide
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2020 Peterbilt 579 · 571,131 mi
Est. monthly
$868.64
Pre-tax purchase price
$4,540
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
$41,360
Total interest
$10,758
Total cost
$56,658
Effective / month
$868.64
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.
Apr 22, 2026
$45,400
Mar 4, 2026
$49,900
Feb 24, 2026
$49,900
Market Index
2020 Peterbilt 579 MX/MX-13
Median Price
$45,400
This listing
Near market median
Active listings
5
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2016 Peterbilt 579
$52,000
526,562 mi
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2021 Peterbilt 579
$42,990
547,505 mi
South St. Paul, MN
Allstate Peterbilt Group
2022 Peterbilt 579
$54,990
469,994 mi
Eau Claire, WI
Allstate Peterbilt Group
2020 Peterbilt 579
$49,950
687,690 mi
Rush Truck Centers
2021 Peterbilt 579
$48,898
388,341 mi
Lowell, AR
Rush Truck Centers
2020 Peterbilt 579
$34,977
463,158 mi
Rush Truck Centers