In the realm of truck and trailer suspensions, Hendrickson is an undisputed leader in terms of quality, technology and innovation. And given the fact that Dayton Parts is the largest OEM leaf springs manufacturer in the USA, the cherished alliance between both companies comes as a natural relationship. Dayton Parts is one of the largest allies and distributors for Hendrickson in the world, and the company is proud to keep one of the largest, accessible and most complete inventories of Hendrickson products anywhere.