Subaru 2002 Impreza Service Manual page 328

FRONT AND REAR DISC BRAKES
Brakes
1. Front and Rear Disc Brakes
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The disc brakes are of a ventilated disc type which features high heat dissipation and superb
braking stability. In addition, the front brakes quickly restores their original braking performance
even when they get wet.
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Ventilated discs are used only on the front wheels.
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Each disc rotor, which is fitted on the outside of the hub, is secured together with the wheel using
the hub bolts. This facilitates its removal and installation.
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The inner brake pad is provided with a wear indicator.
NF0236
(1 ) Disc rotor
(2) Caliper body
B R-2
(3) Hub bolt
(4) Hub