Originally Posted by
Runngun
I have a new 2019 Giant Roam 3 with the 3x8 drive train. I have osteoarthritis in my left thumb and find the left shifter difficult to manipulate. There’s a shifter upgrade in the future. In the meantime am I wearing my components prematurely by staying on the center chain ring and using the cassette across all 8 gears?
Yee Gods, can't anyone answer your question? You have no problem cross chaining on the newer bikes. It does cause the cassette and chain to wear a bit faster and you have to correct the front derailleur position but the motions are minimal and shouldn't bother your wrist much.