American Driveline Systems, Inc.,parent company of AAMCO Transmissions, LLC

American Driveline Systems is the parent company of AAMCO Transmissions and also owns Cottman Transmission & Total Auto Care. ADS is a franchisor of these automotive repair brands, with nearly 700 franchised units across the U.S. and Canada. Additionally, they also operate a remanufacturing division called Global Powertrain Systems (GPS).