The award was presented July 21 during a ceremony in Naperville, Ill.
"We are thrilled to have earned this important distinction from one of the world's leading vehicle manufacturers," said Bill Skok, Elgin Industries president. "Diamond Supplier status is a highly respected quality and service benchmark. This honor belongs to every member of our global sourcing, engineering, manufacturing and customer service teams."
Elgin has been a key supplier to Navistar for more than a decade. The company's OE product portfolio for the commercial vehicle industry includes push rods, king pins and a variety of other fully machined components and systems.