Originally Posted by
bleedingapple
I have the GXP external BB and have heard of creaking issues with the model I have... I have also heard of the need to put a washer in when you put the nondrive arm on... I'll check the chainring bolts but I locked those down damn good when I built it...
I tightened mine down too, but I would get the same creaky noise whenever I started/accelerated/backpedaled. The grease is what ended up fixing it.