KYMCO AK 550 Service Manual page 429

14.Wheels
AK 550
Loosen and remove the two bolts of rear caliper.
The bolts are all with blue Loctite (non-permanent) to the threads. Using this type
of bolts when installation.
Installation torque: 3~4 kgf-m (30~40 N-m)
Remove the rear caliper.
14-13