i didn't. you need some wrenches to loosen the main bolts on the crank, then it just comes out, atleast mine did and just make sure you keep all the bearings in order and shit, and if you have extra parts at the end, you fucked up
-----------------------------------------------------------------------------------
Froggy has the best random shit. pikachu must die
'if you leave headphones on for an hour, it increases the amount of bacteria in your ear by 700 times'-Froggy
'in the last decade, 19 people have lost part or all of their vision due to camel spit'-Froggy