Operation CHARM: Car repair manuals for everyone.

Drum Brake System

Runout Rear 0.006 Inch (in)
Inside Diameter 7.87 Inch (in)
Maximum Refinish Diameter 7.90 Inch (in)
Discard Diameter
Brake Drums and Rotors have a discard diameter or thickness dimension cast into them. This is a wear dimension and not a refinish dimension. Any drum or rotor which does not meet the specification values should be discarded.
7.93 Inch (in)