Brakes Inspection: Chamfer

Chips On The Edge -Arrow- Of The Brake Rotor Are Caused By Mechanical Damage.

Fig 1: Chips On Edge Of Brake Disc Are Caused By Mechanical Damage

Courtesy of AUDI OF AMERICA, LLC

The Following Are Permitted:

• Maximum Width/Depth = 2 mm.
• Maximum Length = 10 mm
• Maximum Number Of Chamfers On The Brake Rotor = 3

If any of these criteria are exceeded, replace the brake rotor.

Replace The Brake Rotors On Both Sides Of The Axle When: 

• The Brake Rotors Must Be Replaced Because They Are Worn,
• The Replacement Brake Rotor Has Been Technically Modified, Which Can Be Determined By The Revised Part Number.

Brake pads likewise must always be replaced on both sides of the axle.