xx4 brushless gearing?

[ryan]

Im going to be running my xx4 at silverstone this sunday and not sure what gearing to run with my novak 5.5. Can anyone help?

Car has purple spur fitted.

[ryan]

Anyone?:(

[markwilliamson2001]

If its sintered, I would run 18-19 pinion.

If its bonded, run 15 tooth pinion, 16 MAX.

Cheers
Mark