Originally Posted by thirdgenbird

As long a you have the 10spd rings it should function well. That was my main concern. Which ultegra crankset is it? When you said 600/ultegra my mind went to tricolor at it wore both names but now I am wondering if it is a 600 FD and ultegra cranks.

Edit: did you know c10 levers will shift an s8 drivetrain? This would let you go mostly shimano but enjoy the superior ergo levers. It is a great balance. Cheap parts and great shifters.