2020 Peterbilt 337 Px7 — Used Market Prices & Trends

The 2020 Peterbilt 337 powered by the Px7 is currently represented by 7 active listings on TruckRadar, with a median asking price of $37,900 and median odometer reading of N/A miles. Over the past 90 days, asking prices have moved up 17.9%. 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 2020 337 inventory sit in Indiana, Wisconsin, and Michigan, where regional pricing ranges from $36,900 to $40,400. Common transmission pairings include manual and automated options. The 2020 337 typically appears in dealer inventory for an average of 30 to 60 days before sale, based on TruckRadar listing turnover data. Buyers comparing this configuration often also evaluate the 579 and 567. Pricing reflects active asking prices from verified dealers and is not a substitute for a formal appraisal.

2020 Peterbilt 337 Px7 — Frequently Asked Questions