Early automatic transmissions had just two speeds. Now modern automatic transmissions have up to eight speeds. These sophisticated transmissions often match the fuel economy and performance of a manual transmission. Some require special transmission fluid formulas. We'll make sure you get the right type for your vehicle. At Mountain Mechanical & Auto Wash in Durango we install quality NAPA replacement parts. Give us a call at 970.247.4040 and let us help keep you safely and economically on the road.