Records of the U.S. Used Truck report month/year of transaction, total units sold by class, average selling price, average mileage, average age (month/year of original production), as well as method of sale (auction, retail, wholesale). ACT Research has record of more than 700,000 used truck transactions from 1996. With more than 20% of the used commercial truck market dealerships sharing their data, ACT offers a robust database and used truck report covering Classes 3-8 sales.