starter brush burned out, 我换过很多次。

the brush looks like this in the link:

https://www.amazon.com/Dorman-02349-Starter-Rebuild-Kit/dp/B001SNT2BG/ref=rvi_sccl_1/134-2241370-8014930?pd_rd_w=nmgup&content-id=amzn1.sym.f5690a4d-f2bb-45d9-9d1b-736fee412437&pf_rd_p=f5690a4d-f2bb-45d9-9d1b-736fee412437&pf_rd_r=DJR00S6YKAAXY26AZE22&pd_rd_wg=FbAjc&pd_rd_r=0315a67a-1dea-4bf8-89d3-a6f44ec72783&pd_rd_i=B001SNT2BG&psc=1