Replace the caliper if the cylinder and piston are badly scores or rusty.
Front Caliper [C] Rear Caliper [D]


Rear Caliper Dust Boot and Friction Boot Damage
Rear Caliper Holder Shaft WearFuel Tank and Cap Inspection
Visually inspect the gasket [A] on the tank cap for any
damage.
Replace the gasket if it is damaged.
Check to see if the water drain pipe [B] and fuel breather
pipe [C] in the tank are not clogged. Check the tank cap
breather also.
If they are clogged, remove the tank and drain it ...
Bolts, Nuts and Fasteners Tightness Inspection
Check the tightness of the bolts and nuts listed here. Also,
check to see that each cotter pin is in place and in good
condition.
NOTE
For the engine fasteners, check the tightness of them
when the engine is cold (at room temperature).
If there are loose fasteners, retighten them to ...
Rear Shock Absorber Inspection
Press down on the seat several times
to inspect the stroke.
Visually inspect the rear shock absorber
for oil leaks.
If there is any doubt about the rear
shock absorber, it should be inspected
by an authorized Kawasaki
dealer.
A. Rear Shock Absorber
Spring Preload Adjustment
...