Hardening, shrinkage, or damage of both gaskets and O-rings after disassembly can reduce sealing performance.
Remove old gaskets and clean the sealing surfaces thoroughly so that no gasket material or other material remains.
Install the new gaskets and replace the used O-rings when re-assembling.

Force
Liquid Gasket, Non-permanent Locking AgentWindshield and Other Plastic Parts
After washing use a soft cloth to
gently dry plastic parts. When dry,
treat the windshield, headlight lens,
and other nonpainted plastic parts with
an approved plastic cleaner/polisher
product.
NOTICE
Plastic parts may deteriorate
and break if they come in contact
with chemical substances
...
Rear Fender Front Removal
Remove:
Flap and Rear Fender Rear (see Flap and Rear Fender
Rear Removal)
Fuel Tank (see Fuel Tank Removal in the Fuel System
(DFI) chapter)
Battery (see Battery Removal in the Electrical System
chapter)
Exhaust Butterfly Valve Actuator (see Exhaust Butterfly
Valve Actuator Remova ...
Oil Filter Replacement
Drain the engine oil (see Engine Oil Change).
Remove the left lower fairing (see Lower Fairing Removal
in the Frame chapter).
Remove the oil filter [A] with the oil filter wrench [B].
Special Tool - Oil Filter Wrench: 57001-1249
Replace the filter with a new one.
Apply grease t ...