2001 Polaris Sportsman 400-500 DUSE and H.O. Service Manual, Page 331Get this manual

2001 Polaris Sportsman 400-500 DUSE and H.O. Service Manual, Page 331

REAR BRAKE DISC INSPECTION
1Visually inspect disc for scoring, scratches, or gougesReplace the disc if any deep scratches are evident2Use 0-1 micrometer and measure disc thickness at different points around perimeter of discReplace disc if worn beyond service limit
Rear Brake Disc

Brake Disc Thickness New .177-.187 (4.496-4.750 mm) Service Limit .167 (4.242 mm) Measure Thickness

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