What is the braking system inside of the rear rotors used for?

Asked by May 09, 2010 at 04:17 PM about the 1991 Volvo 240

Question type: Maintenance & Repair

Just removed the left rear rotor from my 1991 Volvo 240 sedan and found a
braking system that fits inside the rotor.  What is this for?

3 Answers


Sounds like your talking about the emergency brake.

1 of 1 people found this helpful.

That's what I thought but I didn't see where the e-brake cable goes into the braking system.


It is the e-brake... I cant remember what the e-brake cable looks like off the top of my head though.

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