Dorman Products, Inc.

Founded in 1918, Dorman Products supplies replacement and upgrade components for the motor vehicle aftermarket across the United States and internationally. The company manufactures a broad portfolio of parts spanning engine systems, undercar components, steering and suspension assemblies, body components, electronics modules, and fasteners. Its product catalog includes intake and exhaust manifolds, control arms, ball joints, door handles, window regulators, window lift motors, brake drums and rotors, wiper components, lighting assemblies, and threaded fasteners for automotive and electrical applications.

The company operates through three business segments: Light Duty, Heavy Duty, and Specialty Vehicle. It distributes products under multiple brand names including DORMAN, HELP!, Dayton Parts, SuperATV, Keller Performance Products, Assault Industries, and Conduct-Tite. The company also offers OE FIX solutions, which consist of pre-assembled, loaded component kits designed to streamline installation for end users.

With approximately 3,787 full-time employees, Dorman Products operates as a mid-cap manufacturer headquartered in Colmar, Pennsylvania. The company's scale and geographic footprint position it as a supplier to the fragmented aftermarket parts distribution network, serving independent retailers, jobbers, and e-commerce channels that supply repair shops and consumers.