2021 Peterbilt 389 X15 — Used Market Prices & Trends
10 active listings · median 373,000 mi
Prices on this page are asking prices from live dealer listings, not sale prices. Methodology →
Asking Price Range
Insufficient data
only 7 priced listings (need 8)
90-Day Change
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Active Listings
10
Median Odometer
373,000 mi
The 2021 Peterbilt 389 powered by the X15 is currently represented by 10 active listings on TruckRadar. Listed units show a median odometer reading of about 373,000 miles. Most are configured as conventional cab with tandem rear axle (6x4) drivetrains, commonly paired with 18 SPD MAN and Manual transmissions. Geographically, the largest concentrations of 2021 389 inventory sit in Texas, South Carolina, and Illinois. TruckRadar is not publishing a median asking price for this configuration yet because too few active listings include a price — most are listed as "Call for Price." To gauge pricing, review the individual active listings below — each shows the dealer's own asking price directly. Buyers comparing this configuration often also evaluate the 579 and 567. All figures reflect active dealer listings on TruckRadar and are asking prices, not sale prices.
Typical Configuration
Cab Type
conventional
Axle Config
6x4
Common Transmission
18 SPD MAN
Active Listings
Regional Breakdown
| State | Active Listings |
|---|---|
| Texas | 3 |
| South Carolina | 2 |
| Illinois | 1 |
2021 Peterbilt 389 X15 — Frequently Asked Questions
What is the average price of a 2021 Peterbilt 389 X15?
TruckRadar does not yet have enough independent priced 2021 Peterbilt 389 X15 listings to publish a reliable asking-price range for this model year.
How many 2021 Peterbilt 389 X15s are for sale right now?
TruckRadar shows 10 active 2021 Peterbilt 389 X15 listings from dealers nationwide, updated daily.
What states have the most 2021 Peterbilt 389 X15 inventory?
The most 2021 Peterbilt 389 X15 inventory is concentrated in Texas, South Carolina, Illinois.
What is the typical mileage on a 2021 Peterbilt 389 X15 for sale?
The median odometer reading is 373,000 miles. Used commercial trucks typically sell in the 300,000–700,000 mile range.
