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Home >> Cadillac >> 2012 >> CTS Sedan AWD V6-3.0L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Disc Brake System >> Brake Rotor/Disc
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Brake Rotor/Disc

Front Brake Rotor JE5

Rotor Discard Thickness* 28.5 mm (1.122 in)
Rotor Maximum Allowable Assembled Lateral Runout 0.06 mm (0.002 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)

Front Brake Rotor J55

Rotor Discard Thickness* 28.5 mm (1.122 in)
Rotor Maximum Allowable Assembled Lateral Runout 0.06 mm (0.002 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)

Front Brake Rotor J56

Rotor Discard Thickness* 32.0 mm (1.259 in)
Rotor Maximum Allowable Assembled Lateral Runout 0.06 mm (0.002 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)

Rear Brake Rotor JE5

Rotor Discard Thickness* 21.5 mm (0.846 in)
Rotor Maximum Allowable Assembled Lateral Runout 0.06 mm (0.002 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)

Rear Brake Rotor J55

Rotor Discard Thickness* 21.5 mm (0.846 in)
Rotor Maximum Allowable Assembled Lateral Runout 0.06 mm (0.002 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)

Rear Brake Rotor J56

Rotor Discard Thickness* 26.0 mm (1.023 in)
Rotor Maximum Allowable Assembled Lateral Runout 0.06 mm (0.002 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)

* All brake rotors have a minimum thickness dimension cast into them. Replace any rotor that is worn or machined below this specification.