BELLEVUE, Wash.--(BUSINESS WIRE)--PACCAR uses its comprehensive Supplier Performance Management Program (SPM) to evaluate supplier achievements in the areas of product development, operations, aftermarket support and alignment with PACCAR's key business objectives. PACCAR recognizes its top performing suppliers in the SPM Program each year. This honor is given to suppliers that reach the SPM Master, Leader, and Achiever status. The SPM Program drives collaboration and continuous improvement bet.