To the top of the document
Volt
   
GMDE Start Page Load static TOC Load dynamic TOC Help?

Disc Brake Component Specifications

Application

Specification

Metric

English

Front Brakes

  • Brake Pad Minimum Thickness

2.0 mm

0.078 in

  • Disc Diameter

300.0 mm

11.810 in

  • Disc Discard Thickness*

23.0 mm

0.905 in

  • Disc Maximum Allowable Assembled Lateral Runout

0.06 mm

0.002 in

  • Disc Maximum Allowable Scoring

1.50 mm

0.059 in

  • Disc Maximum Allowable Thickness Variation

0.025 mm

0.001 in

  • Disc Minimum Allowable Thickness After Refinish

23.2 mm

0.913 in

  • Disc Thickness New

26.0 mm

1.023 in

Rear Brakes

  • Brake Pad Minimum Thickness

2.0 mm

0.078 in

  • Disc Diameter

292.0 mm

11.496 in

  • Disc Discard Thickness*

10 mm

0.393 in

  • Disc Maximum Allowable Assembled Lateral Runout

0.05 mm

0.002 in

  • Disc Maximum Allowable Thickness Variation

0.025 mm

0.001 in

  • Disc Maximum Allowable Scoring

1.50 mm

0.059 in

  • Disc Minimum Allowable Thickness After Refinish

10.2 mm

0.402 in

  • Disc Thickness New

12.0 mm

0.472 in

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

   


© Copyright Chevrolet. All rights reserved