Stock plastic spur is 46T.
Here's another gearing post
http://www.rctech.net/forum/5802587-post1539.html
Originally Posted by
Krio
I have a 18 tooth on my rc8/4s/2050. For that track on the 2050 I think you are right on with a 19 or 20. For the 1900 you might want a 21 tooth in your arsenal as well.
Last edited by ibobi; 07-06-2015 at 12:15 PM.