Brake Pad Minimum Thickness
Replace the disc brake pads whenever the thickness of any
brake pad is worn to within
0.76 mm (0.030 inch) of the pad. In the case of riveted brake pads, replace the pads when the pad wears to within
0.76 mm (0.030 inch) of any rivet head. Replace disc brake pads in axle set (front/rear) at the same time.