2026 Mack MD ISB6.7-300 — Used Market Prices & Trends

The 2026 Mack MD powered by the ISB6.7-300 is currently represented by 13 active listings on TruckRadar. Listed units show a median odometer reading of about 167 miles. Most are configured as conventional cab with single rear axle (4x2) drivetrains, commonly paired with manual and automated options transmissions. Geographically, the largest concentrations of 2026 MD inventory sit in Pennsylvania, Maryland, and New Jersey. TruckRadar is not publishing a median asking price for this configuration yet because too few active listings include a price — most are listed as "Call for Price." To gauge pricing, review the individual active listings below — each shows the dealer's own asking price directly. Buyers comparing this configuration often also evaluate the Granite and Anthem. All figures reflect active dealer listings on TruckRadar and are asking prices, not sale prices.

2026 Mack MD ISB6.7-300 — Frequently Asked Questions