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Brake Rotor Weight

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Old 11-14-2005, 07:24 PM
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rcs128
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Default Brake Rotor Weight

I was looking at some rotors on AutoZone's website, and the basic $25 rotors have a shipping weight of about 20 lb each. Then there are some name brand rotors that have a shipping weight of 12 lb, and really fancy drilled/slotted rotors listed at 10 lb. Is there really that much difference in weight, or do you think that the website just has wildly random numbers listed for the weight specs? I mean, a 10 pound difference? Some people obsess over 2 pounds of weight on a wheel/tire, but I've never heard anyone comment on the weight of a rotor. Any thoughts?
Old 11-14-2005, 09:13 PM
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John Shiels
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stock NAPA rotor is about 17 lb on bathroom scale. Doubt drilling a few holes takes out that much weight. Hype if you ask me call and ask them the weight then tell them put it in writing after they tell you.If they are 12 lb I'll need some also
Old 11-14-2005, 09:51 PM
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rcs128
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17lb for $25 is something I could live with... thanks for the note.
Old 11-14-2005, 09:53 PM
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I can see some of the fancy rotors being close to 12lbs if they have a aluminum hat.
Old 11-14-2005, 09:57 PM
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rws.1
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Sportbrakes slotted ,drilled zinc coated
Fronts 18 lbs
Rears 13.5 lbs
Just weighed them
Old 11-14-2005, 10:56 PM
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JohnTheStigGalt
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How much do the carbon fiber rotors weigh??
Old 11-14-2005, 11:59 PM
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John Shiels
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Originally Posted by SeaLawyer
How much do the carbon fiber rotors weigh??

a lot on your wallet Mallet sold them for $10,000.00

Last edited by John Shiels; 11-15-2005 at 12:04 AM.
Old 11-15-2005, 12:02 AM
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Originally Posted by Face
I can see some of the fancy rotors being close to 12lbs if they have a aluminum hat.
I have Stoptechs with the aluminum hat and they are the same as stock. They have more vanes.
Old 11-15-2005, 11:52 AM
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AU N EGL
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Originally Posted by rws.1
Sportbrakes slotted ,drilled zinc coated
Fronts 18 lbs
Rears 13.5 lbs
Just weighed them
So a front Drilled and Slotted zinc coated rotor is 18 LBS but a blank Raybestos Napa rotor is 17 LBS???

different scales I am sure.

the old scale I use is also 17 lbs for front NAPA rotors and 12 lbs for rears.
Old 11-15-2005, 09:37 PM
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JohnTheStigGalt
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Originally Posted by John Shiels
a lot on your wallet Mallet sold them for $10,000.00
WOW!! Do they still sell them??
Old 11-15-2005, 09:59 PM
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Don't think so. They need to get HOT to work which is more than street will allow.

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