Originally Posted by SoSmellyAir

Just curious how you were able to determine that it is 10-speed. Ultegra 6800 was released in 2013, so going by model year that I had pulled the BR-6800 manual in post #4.



Might as well start with new brake pads too. Hard to tell if one side is more worn than the other from the angle of the photo, but if they were misaligned for a long time, uneven wear may have occurred.