2026 Peterbilt 520 MX-11 — Used Market Prices & Trends

The 2026 Peterbilt 520 powered by the MX-11 is currently represented by 54 active listings on TruckRadar, with a median asking price of $219,000 and median odometer reading of 50 miles. Over the past 90 days, asking prices have moved down 45.8%. Seasonal softening in the used truck market tends to occur as fleets delay purchasing decisions during slower freight periods. Most units listed are configured as conventional cab with tandem rear axle (6x4) drivetrains. Geographically, the largest concentrations of 2026 520 inventory sit in multiple states, where regional pricing ranges from varies by region. Common transmission pairings include 4500 RDS-P and Automatic. Time on lot for the 2026 520 varies with mileage, spec, and condition, and is best gauged against similar active listings. Buyers comparing this configuration often also evaluate the 589 and 567. Pricing reflects active asking prices from dealers on TruckRadar and is not a substitute for a formal appraisal.

2026 Peterbilt 520 MX-11 — Frequently Asked Questions