AASA is one of three market segment divisions of MEMA, which serves suppliers of vehicular components and systems to the original equipment, aftermarket, and heavy duty truck industries.
The aftermarket segment consists of suppliers which provide products for the repair and maintenance of light and heavy duty vehicles. Aftermarket suppliers sell products to a variety of customers common to original and heavy duty suppliers, such as vehicle distributors and their dealers, but also to warehouse distributors, retailers, and specialty chains.