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Motorcraft Rotors - BRRF vs BRR

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Old 02-28-2012, 07:15 PM
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99horsey
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Default Motorcraft Rotors - BRRF vs BRR

Can anybody tell me what the difference is between the BRRF-42 and BRR-139 rotors and the BRRF-45 and BRR-145 rotors? According to fordparts.com, the BRR parts are "retail spec" but I can't find any other information about them and what the difference might be anywhere online. Is one better than the other? rockauto.com has them for about the same price, but I'm not sure which ones to pull the trigger on...

Thanks in advance!
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Old 03-04-2012, 10:01 AM
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Nobody knows the difference between these rotors? What rotors are people installing these days? I'm looking for OE quality rotors at a good price (not looking to upgrade beyond stock but I don't want cheap rotors that will warp after 10,000 miles...).
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Old 03-04-2012, 06:46 PM
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BigDinTexas
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I have the powerslot rotors with HPS Hawk pads... No fade, no warping, and no problems... Even then, I think I read that the best bang for the buck is simply upgrading your pad material to Hawk and use the stock rotors (if they are serviceable).

Are you having a problem now?

Don
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Old 03-04-2012, 08:32 PM
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99horsey
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My front rotors are warped. I could get the rears turned but would prefer to just replace them all.
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Old 03-04-2012, 08:48 PM
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BigDinTexas
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I'm no expert, but from what I have read, once a rotor is warped it can be turned, but it is more susceptible to warping again. I would just replace them with a set of cryo treated powerslot rotors and some Hawk HPS pads...

Don

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Old 03-05-2012, 07:21 AM
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99horsey
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I agree - the rotors could be turned, but I'm not going to bother. They aren't expensive enough to avoid replacing them. I'm definitely not looking for slotted rotors and my concern with pads is only for noise - the stock stopping power is perfectly adequate for me.
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