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2023 Peterbilt 389

$142,900

UsedClass 8Sleeper Truck

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2023 Peterbilt 389

$142,900

UsedClass 8Sleeper Truck

Missoula, MT

Miles

375,571 mi

Year

2023

Engine

Cummins X15P

Horsepower

565 HP

Transmission

Manual

Axle Config

6x4

Specifications

Engine

Make: Cummins
Model: X15P
HP: 565
Displacement: 15L
Fuel: Diesel

Drivetrain

Transmission: Manual
Axle Config: 6x4
Rear Ratio: 3.36

Chassis

Wheelbase: 280"
GVWR: 33,001 lbs
Front Axle: 13,200 lbs
Rear Axle: 40,000 lbs

Sleeper

Size: 78"

Equipment

Engine Brake: Yes

Details

Mileage: 375,571 mi
Body Type: Truck-Tractor

Dealer

"Jackson

Missoula, MT

VIN

1XPXD49X4PD799051

NHTSA Verified

Stock #

jacksongroup-scrape-PD799051

Dealer

"Jackson

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Market Index

2023 Peterbilt 389 X15P

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Median Price

$134,900

This listing

6% above market median

Active listings

Specifications

Engine

Make: Cummins
Model: X15P
HP: 565
Displacement: 15L
Fuel: Diesel

Drivetrain

Transmission: Manual
Axle Config: 6x4
Rear Ratio: 3.36

Chassis

Wheelbase: 280"
GVWR: 33,001 lbs
Front Axle: 13,200 lbs
Rear Axle: 40,000 lbs

Sleeper

Size: 78"

Equipment

Engine Brake: Yes

Details

Mileage: 375,571 mi
Body Type: Truck-Tractor

Finance calculator

2023 Peterbilt 389 · 375,571 mi

Est. monthly

$2,711.55

Vehicle price

Pre-tax purchase price

Term (months)

Down payment (10%)

$14,290

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

$129,110

Total interest

$33,583

Total cost

$176,983

Effective / month

$2,711.55

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.