A8 Sedan V8-3.7L (AEW) (1997)
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Insert carefully by hand - Fig. 5
7. Pistons
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Press out of brake caliper housing using compressed air, Refer to Fig. 1
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Apply thin coat of brake cylinder paste G 052 150 A2 before installing
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Installing, Refer to Figs. 5, and 6
8. Protective caps
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Do not damage when installing piston
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Install so that outer sealing lip goes over piston - Fig. 4
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Install so that Inner sealing lip enters groove in brake caliper housing - Fig. 3
9. Brake line
10. Brake caliper housing
WARNING: Do not separate two halves of housing (socket head bolts). Replace brake caliper if protective cap for guide pins is damaged.
Brake caliper piston, removing and installing
Special Tools and Equipment
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3409 wedge
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3294/1 Thrust piece
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3350/2 Thrust piece
Commercially available
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Brake piston resetting tool
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G 052 150 A2 brake cylinder paste
Removing