2005 Peterbilt 379 ISX15 — Used Market Prices & Trends

The 2005 Peterbilt 379 powered by the ISX15 is currently represented by 1 active listings on TruckRadar, with a median asking price of $64,750 and median odometer reading of 315,000 miles. Over the past 90 days, asking prices have held flat. Prices have held steady, reflecting balanced supply and demand for this configuration in the current market. Most units listed are configured as conventional cab with tandem rear axle (6x4) drivetrains. Geographically, the largest concentrations of 2005 379 inventory sit in Texas, where regional pricing ranges from $64,750 to $64,750. Common transmission pairings include manual and automated options. The 2005 379 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 comparable models from the same manufacturer. Pricing reflects active asking prices from verified dealers and is not a substitute for a formal appraisal.

2005 Peterbilt 379 ISX15 — Frequently Asked Questions