APRILIA Tuono 660 2021 Service Station Manual page 356

Braking system
•
Remove the brake calliper (2).
•
Remove the stop ring (3).
CAUTION
BEFORE DISCONNECTING THE PIN (4), CHECK THE PO-
SITION OF THE SAFETY SPRING (5); IT MUST BE POSI-
TIONED IN THE SAME WAY ON REASSEMBLY.
•
Remove the pin (4).
•
Remove the safety spring (5).
BRAK SYS - 356
RS 660 - Tuono 660