HI Guys I have a Beta Evo 300 4t 2011 I have been having an issue with the gear selector. When I shift up a gear the selector sticks at the top and doesn't move down unless i give it a tap. I have moved the selector with my hand and there is no resistance when pushing it up and only gravity pulling it back down to a neutral position. If I push the selector down the spring seems push's it back up. Could a broken arm on the spring be causing this? If so how hard is it to r