2026 Peterbilt 579

$386,977

UsedClass 8Day Cab

Kansas City, MO

Miles

632 mi

Year

2026

Engine

Cummins X15

Horsepower

565 HP

Transmission

Automated Manual

Axle Config

6x4

Description

This 2026 Peterbilt 579 packs a massive 565HP from the proven Cummins X15, paired with an 18-speed Eaton Fuller 18-speed Endurant for maximum performance and versatility. Outfitted with a 156" ARI Legacy Sleepers custom sleeper, this rig features a full kitchen, shower, premium living space, and extensive upgrades throughout. Designed for drivers who live on the road and demand residential-level comfort. Stock #1894264 Drive it. Live in it. Stand out everywhere.

Specifications

Engine

Make: Cummins
Model: X15
HP: 565
Displacement: 14.9L
Fuel: Diesel

Drivetrain

Transmission: Automated Manual

Dealer

Rush Truck Centers

Kansas City, MO

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2026 Peterbilt 579

$386,977

UsedClass 8Day Cab

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Kansas City, MO

Trans. Model

EXDP-18F118D

Chassis

Wheelbase: 324"
GVWR: 54,600 lbs
Front Axle: 14,600 lbs
5th Wheel Type: Holland FW35

Equipment

Wheels: Aluminum

Details

Mileage: 632 mi
Body Type: Truck-Tractor

VIN

1XPBD49X5TD786166

NHTSA Verified

Stock #

rush-633106

Dealer

Rush Truck Centers

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Market Index

2026 Peterbilt 579 X15

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Median Price

$189,950

This listing

104% above market median

Active listings

Specifications

Engine

Make: Cummins
Model: X15
HP: 565
Displacement: 14.9L
Fuel: Diesel

Drivetrain

Transmission: Automated Manual
Trans. Make: Eaton
Trans. Model: EXDP-18F118D
Speeds: 18
Axle Config: 6x4
Rear Ratio: 3.08

Chassis

Wheelbase: 324"
GVWR: 54,600 lbs
Front Axle: 14,600 lbs
5th Wheel Type: Holland FW35

Equipment

Wheels: Aluminum

Details

Mileage: 632 mi
Body Type: Truck-Tractor

Description

Finance calculator

2026 Peterbilt 579 · 632 mi

Est. monthly

$7,325.01

Vehicle price

Pre-tax purchase price

Term (months)

Down payment (10%)

$38,698

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

$348,779

Total interest

$90,722

Total cost

$478,199

Effective / month

$7,325.01

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.