Miles

548,191 mi

Year

2021

Engine

PACCAR MX-13

Horsepower

405 HP

Transmission

Automated Manual

Axle Config

6x4

Description

This 2021 Peterbilt 579 is a used Class 8 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 405-horsepower PACCAR MX-13 diesel engine, paired with a automated manual transmission. The chassis features a six_by_four axle configuration, a 181-inch wheelbase, and a gross vehicle weight rating of 53,200 lbs. The odometer shows 548,191 miles, and the unit is offered in fair condition. The current asking price is $49,990, representing the dealer's current asking price. This truck is currently offered by Allstate Peterbilt Group, located in Rochester, MN. 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.

Asking price over time

1 dealer-initiated drop · total −$-5,090 (-11.3%)

This listing90-day comp medianDealer drop

Asking now

$49,990

Initial ask

$44,900

Comp median

$54,977

Days listed

Comp median is the median asking price across N similar trucks (same make/model/year/spec) in the last 90 days. Not a valuation. We never tell you whether to buy.

About This Truck

Finance calculator

2021 Peterbilt 579 · 548,191 mi

Est. monthly

$955.40

Vehicle price

Pre-tax purchase price

Term (months)

Down payment (10%)

$4,999

Owner-ops: 10–20% typical

APR (9.50%)

Prime 7–9% · Median 9–12% · Subprime 14%+

Trade-in value

Deducted from financed amount

Condition

Drives Federal Excise Tax (FET)

Federal Excise Tax (FET)

FET applies$0

Skip if straight truck under 33k GVWR or trailer under 26k GVWR.

Off — used vehicles are exempt

Sales tax (0.00%)

Often 0% for interstate commercial use

Doc fee

Some states cap (CA $85, NY $75)

Title + registration

State title + lien fee

Balloon payment at end

Lowers monthly; paid as lump at term

Apply Section 179 first-year deduction

Heavy trucks (GVWR > 14,000 lbs) qualify for full deduction up to $1,220,000 in 2026. Assumes purchase in service this tax year. Consult a CPA.

Amount financed

$45,491

Total interest

$11,833

Total cost

$62,323

Effective / month

$955.40

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 MX-13

View full index →

Median Price

$52,700

This listing

−5% vs. comp median

Active listings

120