How to Replace Rear Disc Brakes in a Mazda6

The Mazda6 is one of several vehicles manufactured with disc brakes only. This is due to the efficient stopping power disc brakes have compared to drum brakes. The Mazda6 requires a special tool referred to as 49 FA18 602, which is available for purchase at the Mazda dealership.

Loosen the lug nuts of the car's rear wheels using a torque wrench, but don't fully remove the wheels.

Raise the vehicle off the ground using a car jack. Support the vehicle on all sides. Remove the lug nuts completely and take off the rear wheels.

Remove the parking cable clip. Take out the upper caliper bolt and turn the caliper so that it faces down.

Take off the V-springs and rear disc brake pads. Separate the shims from the brake pads.

Push the rear caliper pistons into the bores of the Mazda6. This requires the use of tool 49 FA18 602.

Install the V-springs. Connect the new shims to the new brake pads. Install in the vehicle.

Torque the caliper bolt using a torque wrench. For the basic Mazda 6 models, torque it 27 to 36 foot pounds. For the Mazda Speed 6 models, torque it 16 to 23 foot pounds. Replace the wheels.

Things You'll Need

  • Torque wrench
  • Car jack
  • 2 New brake pads
  • 2 New V-springs
  • 2 New shims
  • Tool 49 FA18 602
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