Oh ohhhhh no spur no pinion gear....
Waiting Siebelnech's answer, I show my new BA03 body.
(Réalised by my Friend JNDesigns in the pits... next one will have more specs)
About english forums, RCTECH is the best and complete one.
If you speak french, I would be happy to invite you on www.yome3000.com
Michael perhaps an answer about Spur, Pinion ...(and the track specs