KTM 990 SupermotoR Owner's Manual page 97

BRAKES
–
Check the brake linings for minimum thickness
Minimum thickness
» If the minimum thickness is less than specified:
–
Change the rear brake linings.
–
Check the brake linings for damage and cracking.
» If damage or wear is encountered:
–
Change the rear brake linings.
101586-10
.
A
≥ 1 mm (≥ 0.04 in)
A
x
x
95