Rebuild starter motor?

NoQuarter

Major
Nov 24, 2017
1,605
1,003
0
Indiana, USA
Ride
Z4 35is, 535xi, X5 35i
My starter went out on me. I'm swapping it out with another one and trying to decide what to do with the old one.

Do people rebuild these? Do I just trash it or look at getting it re-built and putting it in the parts cabinet?