2003 BIGDOG Chopper DOT Brake Fluid Requirement

[Astroflash Jones]

I have a 2003 BIGDOG Chopper. What DOT type of brake fluid is recomended? 4? , 5? , or Silicone based?
Anyone?
Thanks All !!!

 

[Brew]

Book calls for DOT 5 ...:2thumbs:

 

[Astroflash Jones]

THX