2026 Peterbilt 537 PX9 — Used Market Prices & Trends

The 2026 Peterbilt 537 powered by the PX9 is currently represented by 9 active listings on TruckRadar, with a median asking price of $121,500 and median odometer reading of 1,726 miles. Over the past 90 days, asking prices have moved up 23.4%. 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 single rear axle (4x2) drivetrains. Geographically, the largest concentrations of 2026 537 inventory sit in New York, Pennsylvania, and Illinois, where regional pricing ranges from $115,250 to $239,374. Common transmission pairings include Allison. Time on lot for the 2026 537 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 537 PX9 — Frequently Asked Questions