Do you need to replace rotor while changing brake pads?

My volvo xc70 has 50k miles on it and the rear brake pads were replaced by a friend of mine. He thinks the rotor is fine. But I hear that they should be replaced at the same time. Is it true? Thanks! 

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No if your rotor disc is fine. -knp- 给 knp 发送悄悄话 knp 的博客首页 (65 bytes) () 04/11/2011 postreply 13:25:20

Rotors are fine for at least 150kmi in most cases -internuts- 给 internuts 发送悄悄话 internuts 的博客首页 (190 bytes) () 04/11/2011 postreply 17:07:11

Rotors are fine for 2 set of pads in cold areas. -1800800- 给 1800800 发送悄悄话 (0 bytes) () 04/11/2011 postreply 17:54:13

it's right - a set of pads lasts abt 80kmi -internuts- 给 internuts 发送悄悄话 internuts 的博客首页 (0 bytes) () 04/12/2011 postreply 06:52:16

回复:Do you need to replace rotor while changing brake pads? -shgl999- 给 shgl999 发送悄悄话 (199 bytes) () 04/12/2011 postreply 08:17:25

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