I want to purchase new bike of honda shine 2017 but old shine are have chain sprocket problem. Then new model their resolve or not?

I want to purchase new bike of honda shine 2017 but old shine are have chain sprocket problem. Then new model their resolve or not? - 1

Read more: I want to purchase new bike of honda shine 2017 but old shine are have chain sprocket problem. Then new model their resolve or not?