2003 Suzuki LT-Z400 Factory Service Manual, Page 77Get this manual
When installing the outer rotor, lace the punched mark the outer rotor to the outside,
Measure the thickness of the clutch drive plates using vernier If clutch drive is not within the service V;.J":'"'' the clutch plates as set
09900-20101: Vernier
Drive plate thickness Service Limit: 2.62 mm Drive plate claw width Service Limit: 13.2 mm