Originally Posted by
0010
If my Math is correct, to get close to 3.6 you would need to be around a 47/60 in 48 pitch or 63/80 in 64p.
If 21/70 results in a 9.49 FDR, then the internal ratio is around 2.85, meaning your pinion:spur ratio needs to be around 1.26.
Will it take stand spur gears, or does it use special Traxxas only spurs?
Don't know yet on spur. The book only lists the 70t. Going to try to get a actual look at the gear over weekend. I had a feeling it was going to be geared wrong for any established race class. My USGT car is geared 35/69.