Front Disc Inspection - Polaris RANGER 2x4 Manual

Master Cylinder Fluid
Up to MAX line inside reservoir
3. Install wheels and torque wheel nuts.
4. It is recommended that a burnishing procedure be
performed after installation of new brake pads to

FRONT DISC INSPECTION

1. Visually inspect the brake disc for nicks,
scratches, or damage.
2. Measure the disc thickness at 8 different points
around the pad contact surface using a 0-1²
micrometer. Replace disc if worn beyond service
limit.
Brake Disc Thickness
New .150-.165² (3.810-4.19 mm)
Service Limit .140² / 3.556 mm
Brake Disc Thickness Variance
Service Limit .002² (.051 mm)
difference between measurements.
3. Mount dial indicator as shown to measure disc
runout. Slowly rotate the disc and read total
runout on the dial indicator. Replace the disc if
runout exceeds specifications.
9.12
extend service life and reduce noise.
machine and slowly increase speed to 30 mph.
Gradually apply brakes to stop machine. Repeat
procedure 10 times.
Front Wheel Nut Torque:
20 ft. lbs. (27 Nm)
Brake Disc Runout
Service Limit .005² (.127 mm)
FRONT BRAKE DISC
REMOVAL / REPLACEMENT
1. Remove bolts and disc.
BRAKES
Start