Tim's AATCO Transmission & Transaxle is a transmission repair shop in Beaverton, Oregon. Tim from AATCO would like to thank you for checking out our company. We've been serving the area for over 20 years and most of our client base is made of referrals and return customers. Our mechanics specialize in automatic and manual transmissions. We also repair or replace clutches, u-joints and drive axles. Our shop is spread out over about 8,500 sq. ft. with over 100 re-built transmissions in stock! We can also take care of your transfer case and differential maintenance. We service all makes and models of cars, trucks, RVs and 4x4s. We specialize in: Inspections and analysis, Calibrations, Drivability evaluations, Rebuilding, Reconditioning, and Scheduled maintenance. We are committed to providing you with excellent services, and we take our clients' opinion to heart when we perform our repairs. In fact, our customers have given great feedback to us, which has helped us develop our auto repair services over the years. We are members of the Better Business Bureau and the Automatic Transmission Rebuilders Association. Our technicians are ASE certified. Ask about our nationwide warranties. Call AATCO Transmission & Transaxle today for a phone quote or to discuss your auto repair needs!