How many 2021 Peterbilt 579 X15s are for sale right now?

TruckRadar currently shows 26 active 2021 Peterbilt 579 X15 listings from dealers nationwide. Inventory is updated daily as dealers add new units and remove listings that are no longer available.

What states have the most 2021 Peterbilt 579 X15 inventory?

The highest concentrations of 2021 Peterbilt 579 X15 inventory are in Texas. These states are major freight corridors with high dealer density for commercial trucks.

What is the typical mileage on a 2021 Peterbilt 579 X15 for sale?

The median odometer reading on 2021 Peterbilt 579 X15 listings is 425,238 miles. Used commercial trucks typically sell in the 300,000–700,000 mile range depending on service history and overhaul status.

Has the price of the 2021 Peterbilt 579 X15 gone up or down recently?

Prices have increased approximately 10.0% over the past 90 days. Monitor the 90-day trend chart on this page for the latest pricing movement for 2021 Peterbilt 579 X15 units.

2021 Peterbilt 579 X15 in Texas — Prices & Inventory

Q: What is the average price of a 2021 Peterbilt 579 X15?

The median asking price for a 2021 Peterbilt 579 X15 on TruckRadar is $55,400, based on 26 active listings. Prices vary by mileage, condition, sleeper configuration, and dealer location.

26 active listings in Texas · median 425,238 mi

Median Price

$55,400

90-Day Change

+10.0%

Active Listings

Median Odometer

425,238 mi

90-Day Median Asking Price — Texas

The 2021 Peterbilt 579 powered by the X15 is currently represented by 26 active listings on TruckRadar, with a median asking price of $55,400 and median odometer reading of 425,238 miles. Over the past 90 days, asking prices have moved up 10.0%. Demand for late-model commercial trucks typically strengthens as fleets refresh ahead of Q3 bid cycles and peak freight season. Most units listed are configured as conventional cab with tandem rear axle (6x4) drivetrains. Geographically, the largest concentrations of 2021 579 inventory sit in Texas, where regional pricing ranges from $55,400 to $55,400. Common transmission pairings include PO-16F112C12 and EEO-16F112C12. Time on lot for the 2021 579 varies with mileage, spec, and condition, and is best gauged against similar active listings. Buyers comparing this configuration often also evaluate the 389 and 567. Pricing reflects active asking prices from dealers on TruckRadar and is not a substitute for a formal appraisal.