Originally Posted by
MrConcdid
On the right side of the case on the bottom there is a lever, when you pull the brake cable level and activate the reverse cable it pulls the lever on the bottom of the trans, it is a safety that keeps you from downshifting from 1 to reverse on accident.
I have seen several bike with a piece of wire keeping lower lever in the pulled position. I don't think it will hurt anything, unless you do go into reverse while moving forward at speed.
The cable cost less than 20$ on ebay. it is a specific cable. so make sure you get the right one.
MrC.