If the disc has worn past the service limit, replace it.
Measuring Area [B]

Brake Disc Thickness Standard:
Front 5.3
5.7 mm (0.21
0.22 in.)
Rear 4.8
5.2 mm (0.19
0.20 in.)
Service Limit:
Front 5.0 mm (0.20 in.)
Rear 4.5 mm (0.18 in.)
Brake Disc Installation
Brake Disc Warp InspectionWiring Diagram (US, CA and CAL with KIBS Models)
ZX1000KC
ZX1000KD
...
External Shift Mechanism Installation
Install the gear positioning lever [A] as shown in the figure.
Install:
Spring [B]
Washer [C]
Tighten:
Torque - Gear Positioning Lever Bolt [D]: 12 N·m (1.2 kgf·m,
106 in·lb)
Assemble:
Ratchet [A]
Pawls [B]
Pins [C]
Springs [D]
Install the shift ratchet ...
Drive Chain Slack Adjustment
Remove the cotter pin [A], and loosen the rear axle nut
[B].
Loosen the both chain adjuster locknuts [C].
If the chain is too loose, turn out the left and right chain
adjusters [D] evenly.
If the chain is too tight, turn in the left and right chain
adjusters evenly, and kick the wheel f ...