2009 Polaris Sportsman 850 XP EFI EPS Service Manual, Page 231Get this manual
FINAL DRIVE 5Install the brake caliper and torque the new mounting bolts to specification7Install the rear wheel and (4) wheel nutsTorque wheel nuts to specification
New bolts have pre-applied locking agent which is destroyed upon removalAlways use new brake caliper mounting bolts upon assembly8Wheel Nuts: Steel Wheels: 45 ftlbs(61 Nm) Aluminum Wheels: 75 ftlbs(102 Nm) Rotate wheel and check for smooth operationBend both ends of cotter pin around end of spindle in different directions