Automatic transmission fluid (ATF), also known as transmission fluid or tranny fluid (colloquial), is the fluid used in vehicles with self-shifting or automatic transmissions. It is typically coloured red or green...
Automatic transmission fluid (ATF), also known as transmission fluid or tranny fluid (colloquial), is the fluid used in vehicles with self-shifting or automatic transmissions. It is typically coloured red or green to distinguish it from motor oil and other fluids in the vehicle.