Honda 2003 ST1300lA Owner's Manual page 78

Maintenance Schedule
NOTES:
1. At higher odometer readings, repeat at the frequency interval established here.
2.
Service more frequently if the motorcycle is ridden in unusually wet or dusty
areas.
3. Replace every 2 years, or at indicated odometer interval, whichever comes
first. Replacement requires mechanical skill. Refer to the official Honda
service manual.
Perform the pre-ride inspection (page 41
76
Servicing Your Honda
at each scheduled maintenance period.
)