Brake Drum

Brake Drum Diameter - New 230.125 mm ± 0.125 mm (9.06 in ± 0.005 in)
Brake Drum Maximum Diameter After Refinish 230.50 mm (9.075 in)
Brake Drum Discard Diameter 231.0 mm (9.094 in)
Brake Drum Maximum Allowable Radial Runout 0.104 mm (0.004 in)