2021 Freightliner 122SD DD15 — Used Market Prices & Trends

The 2021 Freightliner 122SD powered by the DD15 is currently represented by 3 active listings on TruckRadar, with a median asking price of $134,950 and median odometer reading of 540,628 miles. Over the past 90 days, asking prices have moved up 129.5%. 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 tri-drive (8x4) drivetrains. Geographically, the largest concentrations of 2021 122SD inventory sit in Tennessee and Idaho, where regional pricing ranges from $59,900 to $137,450. Common transmission pairings include manual and automated options. The 2021 122SD 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 Cascadia and M2 106. Pricing reflects active asking prices from verified dealers and is not a substitute for a formal appraisal.

2021 Freightliner 122SD DD15 — Frequently Asked Questions