Originally Posted by
loosenut
Guys,
Does 81/19 sound about right for my XeRun 540 SD - 6-5t?! I am running the avid triad slipper with 81 spur. Trying to figure out what is a good pinion starting point.
Thx.
G
That should be fine.
I usually just vary from 18-20T with an 81T spur and then adjust motor timing and boost as needed.