Originally Posted by francophile

Trust me - buy the $9.99 brake+shift cable kit, it's worth it. https://www.amazon.com/dp/B00L8NDVD6/

No grinding. Way less painful. Plus bonus brake cables + housings and shift housing as well, ferrules, stops, the whole 9.

For the shorter cables, the way they wrap the housing up it leaves them a bit wavy. A couple of good tugs or a little blow dryer heat gets them straight if you use them.