PACCAR has recognized its top-performing suppliers in North America through its Supplier Performance Management (SPM) Program, which evaluates achievements in product development, operations, aftermarket support, and alignment with PACCAR’s business objectives. The program fosters collaboration and continuous improvement, leading to enhanced performance and product innovations.

For 2024, PACCAR awarded SPM Leader status to Horton, Jost International, Hydro, and Superior Trim, while SPM Achiever status was given to companies including ConMet, LEONI Wiring Systems, Cummins Inc., Donaldson Company, and SAF-Holland. PACCAR executives emphasized the value of supplier contributions to the company's success in truck manufacturing, powertrain development, and customer support under the Kenworth, Peterbilt, and DAF brands.