Mitchell 1 has provided quality repair information for 90 years. The Mitchell 1 family of products includes a complete line of integrated software tools designed to increase and improve shop productivity. Expanding on our family of top-quality products, Mitchell 1 introduces Medium-Truck.net. With coverage back to 1990, Medium-Truck.net provides the trucking industry with the first complete Web-based service and repair information source for classes 4 through 7 medium-duty straight trucks. Being a Web-based product, updates can be easily made automatically on a monthly basis with repair and service information, as well as product enhancements. That means no more software updates or data discs to mess with.