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Home >> Pontiac >> 1988 >> Firebird Base, 5.0 E, Automatic >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Disc & Drum >> Description >> Drum Brakes

Drum Brakes

Brakes are hydraulic duo-servo, direct torque design. The force which the wheel cylinder applies to the primary shoe is multiplied by the primary lining friction to provide a very large force applied to the secondary shoe. Adjustment is automatic with reverse brake application.