2026 Peterbilt 579

$169,900

UsedClass 8Sleeper Truck

Fontana, CA

Miles

84,458 mi

Year

2026

Engine

Cummins X15

Horsepower

450 HP

Transmission

Automated Manual

Axle Config

6x4

Description

2026 Peterbilt 579, Cummins, X15, 450HP, PACCAR 12 Speed Endurant Transmission, 80" Sleeper

Specifications

Engine

Make: Cummins
Model: X15
HP: 450
Displacement: 14.9L
Fuel: Diesel

Drivetrain

Transmission: Automated Manual

Dealer

Rush Truck Centers

Fontana, CA

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2026 Peterbilt 579

$169,900

UsedClass 8Sleeper Truck

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Fontana, CA

Trans. Model

EEO-17F112C12

Chassis

Wheelbase: 240"
GVWR: 52,000 lbs

Equipment

Wheels: Aluminum

Details

Mileage: 84,458 mi
Body Type: Truck-Tractor

VIN

1XPBD49X2TD775724

NHTSA Verified

Stock #

rush-635912

Dealer

Rush Truck Centers

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Market Index

2026 Peterbilt 579 X15

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Median Price

$189,950

This listing

11% below market median

Active listings

Specifications

Engine

Make: Cummins
Model: X15
HP: 450
Displacement: 14.9L
Fuel: Diesel

Drivetrain

Transmission: Automated Manual
Trans. Make: PACCAR
Trans. Model: EEO-17F112C12
Speeds: 12
Axle Config: 6x4
Rear Ratio: 2.64

Chassis

Wheelbase: 240"
GVWR: 52,000 lbs

Sleeper

Size: 80"

Equipment

Wheels: Aluminum

Details

Mileage: 84,458 mi
Body Type: Truck-Tractor

Description

2026 Peterbilt 579, Cummins, X15, 450HP, PACCAR 12 Speed Endurant Transmission, 80" Sleeper

Finance calculator

2026 Peterbilt 579 · 84,458 mi

Est. monthly

$3,221.90

Vehicle price

Pre-tax purchase price

Term (months)

Down payment (10%)

$16,990

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

$153,410

Total interest

$39,904

Total cost

$210,304

Effective / month

$3,221.90

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.