2002 Yamaha YFM660 Grizzly factory service and repair manual, Page 304Get this manual
FRONT AND REAR BRAKES
REPLACING THE REAR BRAKE PAD NOTE: It is not necessary to disassemble the brake caliper and brake hose to replace the brake pads
1.Measure: Brake pad wear limit Out of specification Replace the brake pad as setBrake pad wear limit: mm (0.04 in)