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Home >> Chevrolet >> 2004 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 449 (Drum Brake System) >> Specifications >> Drum Brake Component Specifications

Drum Brake Component Specifications

WARNING: This page is about a different car, the 2007 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Drum Brake Component Specifications

Application Specification
Metric English
Brake Drum Discard Inside Diameter 231.00 mm 9.094 in
Brake Drum Inside Diameter (new) 230.125 mm 9.060 in
Brake Drum Maximum Allowable Radial Runout 0.104 mm 0.004 in
Brake Drum Maximum Allowable Scoring 1.5 mm 0.06 in
Brake Drum Maximum Inside Diameter After Refinish 230.50 mm 9.075 in
Brake Shoe-to-Drum Clearance 0.635 mm 0.025 in