what is the optimum transmission/gearing with an eco for maximum efficiency on the highway?
what is the optimum transmission/gearing with an eco for maximum efficiency on the highway?
Lowest possible without lugging will generally net you the best MPG. Since no vw tranny will lug on the highway, any will work. I would look for one with the 3.67 final drive, and either use the .75 5th or swap in the .71 5th for super cruise.
http://www.scirocco.org/gears/ Here are all the different trans codes and gear ratios.