2021 Peterbilt 579

$60,900

UsedClass 8Sleeper Truck

Springfield, MO

Miles

420,982 mi

Year

2021

Engine

Cummins X15

Horsepower

450 HP

Axle Config

6x4

Fuel

Diesel

Specifications

Engine

Make: Cummins
Model: X15
HP: 450
Displacement: 15L
Fuel: Diesel

Drivetrain

Trans. Model: EEO-16F112C12

Dealer

TLG Peterbilt

Springfield, MO

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2021 Peterbilt 579

$60,900

UsedClass 8Sleeper Truck

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Springfield, MO

Chassis

Wheelbase: 234"
GVWR: 52,000 lbs
Susp. Rear: Low Low Air Leaf

Details

Mileage: 420,982 mi
Body Type: Truck-Tractor

VIN

1XPBD49X0MD763279

NHTSA Verified

Stock #

1XPBD49X0MD763279

Dealer

TLG Peterbilt

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Market Index

2021 Peterbilt 579 X15

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Median Price

$59,439

This listing

Near market median

Active listings

265

Specifications

Engine

Make: Cummins
Model: X15
HP: 450
Displacement: 15L
Fuel: Diesel

Drivetrain

Trans. Model: EEO-16F112C12
Axle Config: 6x4
Rear Ratio: 2.64

Chassis

Wheelbase: 234"
GVWR: 52,000 lbs
Susp. Rear: Low Low Air Leaf

Sleeper

Size: 80"

Details

Mileage: 420,982 mi
Body Type: Truck-Tractor

Finance calculator

2021 Peterbilt 579 · 420,982 mi

Est. monthly

$1,161.61

Vehicle price

Pre-tax purchase price

Term (months)

Down payment (10%)

$6,090

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

$55,310

Total interest

$14,387

Total cost

$75,787

Effective / month

$1,161.61

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.