SOUTHFIELD, MI — R. L. Polk & Co. on February 1 announced the launch of the Polk Aftermarket Parts Consumption Models, its newest commercial vehicle solutions product. This fact-based reporting system enables commercial vehicle aftermarket manufacturers and retailers to access reports containing comprehensive and accurate information about the overall demand for commercial vehicle tires, engine oil, filters, and brakes (drums/discs) by geographic location and specific vehicle categories. Updated quarterly with the most accurate market information available, the Parts Consumption Models are an industry source for fact-based information about commercial aftermarket demand for mid-range, medium-duty, and heavy-duty trucks and buses. Each Parts Consumption Model provides guidance to identify best-selling product types, "hot" markets, demand potential, and probable purchase date. The Polk Parts Consumption Models are accessible via Polk's TIP Net Web-based commercial vehicle market intelligence system and also are available in report form on a subscription basis.