Originally Posted by
porsche boy
I'm using the optional 105t spur gear on my TA05 so i'm at a lost for what pinion to use just please give a suggestion as to what pinion I should start with to use as a baseline thanks
On big outdoor track with long straight, I m using 33t pinion thats 7.15 fdr same as the stock gearing FDR, on medium size track with lots of 180deg turn and short straight, I m using 30t which is 7.8 fdr.
Hope that answers your q.