
VIN 1XPBD49X5MD754254 · Stock #1XPBD49X5MD754254
Miles
532,677 mi
Year
2021
Engine
Cummins X15
Horsepower
400 HP
Axle Config
6x4
Fuel
Diesel
This 2021 Peterbilt 579 is a used heavy-duty commercial truck, listed in the Day Cab category. Configured as a day cab, it is suited for regional and local distribution routes. The truck is powered by a 400-horsepower Cummins X15 diesel engine. The chassis features a six_by_four axle configuration, a 186-inch wheelbase, and a gross vehicle weight rating of 52,300 lbs. The odometer reads 532,677 miles at the time of this listing. The current asking price is $47,900, representing the dealer's current asking price. This truck is currently offered by TLG Peterbilt, located in Fort Smith, AR. Interested parties should contact the dealer directly to verify availability, confirm specifications, and arrange an on-site inspection before purchase. All specifications, odometer readings, and pricing information are provided by the selling dealer and should be independently verified prior to purchase.
TLG Peterbilt
Fort Smith, AR
Asking
$47,900
Fort Smith, AR
2021 Peterbilt 579 — get instant answers about specs, inspection tips, or comparisons.
This 2021 Peterbilt 579 is a used heavy-duty commercial truck, listed in the Day Cab category. Configured as a day cab, it is suited for regional and local distribution routes. The truck is powered by a 400-horsepower Cummins X15 diesel engine. The chassis features a six_by_four axle configuration, a 186-inch wheelbase, and a gross vehicle weight rating of 52,300 lbs. The odometer reads 532,677 miles at the time of this listing. The current asking price is $47,900, representing the dealer's current asking price. This truck is currently offered by TLG Peterbilt, located in Fort Smith, AR. Interested parties should contact the dealer directly to verify availability, confirm specifications, and arrange an on-site inspection before purchase. All specifications, odometer readings, and pricing information are provided by the selling dealer and should be independently verified prior to purchase.
2021 Peterbilt 579 · 532,677 mi
Est. monthly
$915.89
Pre-tax purchase price
$4,790
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
$43,610
Total interest
$11,343
Total cost
$59,743
Effective / month
$915.89
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.
Market Index
2021 Peterbilt 579 X15
Median Price
$56,900
This listing
−16% vs. comp median
Active listings
244