Originally Posted by
oddjob2
As others have recommended, you can't go wrong with Suntour Cyclone or Superbe from this era.
I have been using a combination of Superbe Pro derailleurs, Sprint powershifters, Superbe 4700 calipers and levers. On my Trek TX900 1977.
I have been really happy with them. I removed them this week and will be listing them in the sale forum. I am going to use a combination of modern components hoping to extend my riding years.
You have a great platform to work on.