This report discusses medium- and heavy-duty truck production and retail sales in the US for the years 2006 and 2011, with forecasts for 2016. Topics covered include market size, product segmentation, regulatory considerations, technology and product development, market environment, truck park, product forecasts, industry composition, and leading participants. Product segments cover medium-duty trucks and heavy-duty trucks. This 19 page report also includes a highlights summary and a resources section.