2011 Polaris Ranger RZR ATV Service Manual, Page 340Get this manual
BRAKES Brake Disc Thickness New .188" (4.78 mm) Service Limit .170" (4.32 mm) Brake Disc Thickness Variance Service Limit: .002" (.051 mm) difference between measurements CAU ON
Always use new brake disc mounting boltsThe bolts have pre-applied locking agent which is destroyed upon removal67Install wheel hub assembly, washers, and castle nutTorque castle nut to 80 ftlbs(108 Nm) and install new cotter pinInstall the front brake caliper (see "FRONT CALIPER SERVICE")Follow bleeding procedure outlined earlier in this chapterField test unit for proper braking action before putting into serviceInspect for fluid leaks and firm brakesMake sure the brake is not dragging when pedal is releasedIf the brake drags, re-check assembly and installation