Dorman Products, Inc. supplies replacement parts and fasteners for passenger cars, light trucks, and medium- and heavy-duty trucks in the automotive aftermarket industry worldwide.

Motorcar Parts of America, Inc. manufactures, remanufactures, and distributes heavy-duty truck, industrial, marine, and agricultural application replacement parts. The company offers rotating electrical products, including alternators and starters; wheel hub assemblies and bearings; and brake-related products comprising brake calipers, brake boosters, brake rotors, brake pads, and brake master cylinders.

Douglas Dynamics, Inc. operates as a manufacturer and upfitter of commercial work truck attachments and equipment in North America. It operates through two segments, Work Truck Attachments and Work Truck Solutions.

Stoneridge, Inc., together with its subsidiaries, designs and manufactures engineered electrical and electronic components, modules, and systems for the automotive, commercial, off-highway, motorcycle, and agricultural vehicle markets in North America, South America, Europe, and internationally.

Monro, Inc. provides automotive undercar repair, and tire sales and services in the United States. It offers replacement tires and tire related services; routine maintenance services on passenger cars, light trucks, and vans; products and services for brakes; mufflers and exhaust systems; and steering, drive train, suspension, and wheel alignment.

Cooper-Standard Holdings Inc., through its subsidiary, Cooper-Standard Automotive Inc., designs, manufactures, and sells sealing, fuel and brake delivery, and fluid transfer systems.

Lear Corporation designs, develops, engineers, manufactures, assembles, and supplies automotive seating, and electrical distribution systems and related components for automotive original equipment manufacturers in North America, Europe, Africa, Asia, and South America.

Commercial Vehicle Group, Inc., together with its subsidiaries, designs, manufactures, produces, and sells components and assemblies in North America, Europe, and the Asia-Pacific regions.

Gentex Corporation designs, develops, manufactures, markets, and supplies digital vision, connected car, dimmable glass, and fire protection products in the United States, Germany, Japan, Mexico, and internationally.