2010 Polaris Sportsman 850 Service Manual, Page 19Get this manual

2010 Polaris Sportsman 850 Service Manual, Page 19

MAINTENANCE Maintenance Quick Reference, ContinuedIII# Item Front Gearcase ADC Reservoir Front Gearcase Rear Gearcase Brake
fluid until it is visible at the fill hole threads Maintain fluid level in both master cylinder reservoirs to indicated levels
Frequency Refer to intervals described in the Periodic Maintenance Chart Check level every 25 hours; change fluid yearly