Originally Posted by Nexus
Might sounds stupid but is the 105T spur that comes with the 05R 64P or that weird Tamiya pitch?
I asked the same thing a few pages back. It is definitely 64 pitch "compatible". I am using Robinson Racing 64p Pinions. However, you can also buy Tamiya specific pinions that are "04 module" series.
Tamiya also has 06 module series pinions that are 48 pitch... I think.... go figure!
