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Gti- Lip on the brake rotors

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  • Gti- Lip on the brake rotors

    Hi guys,
    Been looking at some polo's for sale, and the brakes on a few seem to be worn and have a lip on the outer edge of the rotor (braking surface).
    Is this normal for oem gti rotors? Would this be because the oem rotors are quite soft? Ive found it weird that 3 cars have had the similar issue.
    Thanks in advanced, Josh
    06 9n3 Polo GTI

  • #2
    Quite normal for pretty much any European car. They have soft metal disks, which wear more quickly. They are have quite harsh metallic pads fitted, which are not only very dusty on your wheels, but the harsh pads wear through the soft disks quickly.

    The wear is normally even worse on DSG cars as you have to use the brakes more to slow down, and city cars that do alot of stop/start driving in traffic will be worse again.

    Depending on the KM's the car has done. you may be able to get away with having the disks machined, and fitting new pads (get Remsa pads - they are excellent). The new pads are far less dusty and not as harsh on the disk.
    2017 Ford Fiesta ST the go kart

    2015 Audi SQ5 bi-turbo V6 TDI family hauler

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    • #3
      Originally posted by Lucas_R View Post
      Quite normal for pretty much any European car. They have soft metal disks, which wear more quickly. They are have quite harsh metallic pads fitted, which are not only very dusty on your wheels, but the harsh pads wear through the soft disks quickly.

      The wear is normally even worse on DSG cars as you have to use the brakes more to slow down, and city cars that do alot of stop/start driving in traffic will be worse again.

      Depending on the KM's the car has done. you may be able to get away with having the disks machined, and fitting new pads (get Remsa pads - they are excellent). The new pads are far less dusty and not as harsh on the disk.
      Awesome, thanks for the Info! I plan to go to aftermarket slotted rotors and pads anyway but worth knowing
      06 9n3 Polo GTI

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      • #4
        Upside is they stop very well.

        If that's all that's wrong with the car, maybe factor in $400 or so for new pads, rotor, and labour.
        '07 Transporter 1.9 TDI
        '01 Beetle 2.0

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        • #5
          if you are mechanically minded, you can change them over yourself, its very easy and will take at most a morning.
          oem disks i think i paid 200, and the pads were 80. but i will have to check receipts to confirm.
          06 Polo GTI
          standard ECU, wheels | K&N Panel filter | PD160 intake tube and trumpet |Nulon 5W-30 | Michelin contact sport 3

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          • #6
            Originally posted by blackbetty View Post
            if you are mechanically minded, you can change them over yourself, its very easy and will take at most a morning.
            oem disks i think i paid 200, and the pads were 80. but i will have to check receipts to confirm.
            definitely mechanically minded here
            06 9n3 Polo GTI

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            • #7
              If your a tight-arse you can reduce the amount of lip with an 18" bastard file or an angle grinder.

              It's not industry best practice by any means but if the rotors are badly lipped & your starting to get a bit of pad knock-back (eg: you put your foot on the brake to stop & the pedal moves 25mm, you take your foot off & re-apply & it only moves 15mm), it can help.

              The aim isn't to get the rotor flat, just to get rid of the high edge on a rotor that you know won't be machinable.

              /flame suit on
              carandimage The place where Off-Topic is On-Topic
              I used to think I was anal-retentive until I started getting involved in car forums

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              • #8
                Originally posted by brad View Post
                If your a tight-arse you can reduce the amount of lip with an 18" bastard file or an angle grinder.

                It's not industry best practice by any means but if the rotors are badly lipped & your starting to get a bit of pad knock-back (eg: you put your foot on the brake to stop & the pedal moves 25mm, you take your foot off & re-apply & it only moves 15mm), it can help.

                The aim isn't to get the rotor flat, just to get rid of the high edge on a rotor that you know won't be machinable.

                /flame suit on
                Bought one of the Polos that i was looking at. The lip on the front rotors isnt too bad and there is plenty of material left (on the rotors and pads). I think i will have to use this method when i replace the brakes. Thanks for your input
                06 9n3 Polo GTI

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