View Full Version : Center bore on rims
AtomicX
08-01-2009, 11:02 AM
Hey I just bought the set of rims and tires of Sburke, and for some reason the center bore on the rim is smaller then the one on my hub. I don't get why? I just checked the website he got them from, http://www.wheelsnext.com/wheels-rims/SPEEDY-Lite_Fin-Hyperblack.html, and it says it fits the alero.
I went to every tire place around here and they all said they will not bore it.
HUH??
KenshinZero
08-01-2009, 11:23 AM
Did they give a reason why they wouldnt bor it? that seems kinda odd to me, maybe it has to do with the strength of the rim? IDK.
kwhauck
08-01-2009, 11:24 AM
they probably just don't have the proper machine to do it. I know in denver there are only like two places that will do it.......
AtomicX
08-01-2009, 11:34 AM
Any reason why they arn't fitting in the first place? I mean it says right on the site it fits the alero.
Pics here..
http://i88.photobucket.com/albums/k194/Avengedfuries/DSC00793.jpg?t=1249141947
http://i88.photobucket.com/albums/k194/Avengedfuries/DSC00794.jpg?t=1249141992
Cliff8928
08-01-2009, 01:33 PM
Even from the pics it looks like it should be good..
Do they not fit on the back either?
AtomicX
08-01-2009, 01:40 PM
Nope, backs the same thing, its about 2mm to short
Cliff8928
08-01-2009, 01:57 PM
That's crazy. The center bore needs to be 70.3mm (just a touch over 2.75").
AtomicX
08-01-2009, 02:04 PM
Yup, I measured 2.5''
kwhauck
08-01-2009, 02:08 PM
are you sure it's not rust on your wheel hubs? have you tryed getting them to go on by torqueing the wheel lugs?
AtomicX
08-01-2009, 02:15 PM
Yup, but there is no way that the center hub will go inside the rim, its almost the same exact size, the center of the rim needs to be a little bigger.
Cliff8928
08-01-2009, 02:27 PM
the easiest method (especially since those have like a 45mm offset) would be just to get a spacer.
Just get an accurate measurement of the center bore. It may even be stamped on the inside of the wheel somewhere. Or just give them a call...
AtomicX
08-01-2009, 02:32 PM
This is what I got when I measured the bore of the new rims
http://i88.photobucket.com/albums/k194/Avengedfuries/DSC00797.jpg?t=1249151552
http://i88.photobucket.com/albums/k194/Avengedfuries/DSC00796.jpg?t=1249151552
Cliff8928
08-01-2009, 02:40 PM
Yeah, definitely too small, but for spacers you'd want the exact size to the tenth of a millimeter. Is there any numbering or anything on the inside of the wheel?
AtomicX
08-01-2009, 02:42 PM
Nope, but it came with 4 plastic rings, those won't help right?
Cliff8928
08-01-2009, 02:44 PM
Well, you could measure the outside with a caliper for the size. Most likely those were for whatever car the wheels were originally bought for.
AtomicX
08-01-2009, 02:44 PM
They were originally bought for an alero lol.
Cliff8928
08-01-2009, 02:46 PM
Well, then somebody messed up somewhere... They may have thought it had the smaller bore size like the Achieva had (57.1mm)
AtomicX
08-01-2009, 02:49 PM
Yeah this doesn't make sense, on the recipet it says it sent Centering rings that are 73.1OD 70.3ID WN
Cliff8928
08-01-2009, 03:01 PM
Do the rings fit over the center bore?
AtomicX
08-01-2009, 03:03 PM
nope they dont
Nate's Alero
08-01-2009, 08:21 PM
Get 10 mm spacers.... ill lend you the stovk rims or ill order them for you, and you can take it out of the cost of the konigs... ill talk to you on aim
PappaSmurf
08-01-2009, 09:28 PM
Sorry to thread jack Atomix,
I just had a question for you guys along the same lines of the bore diameter being too big; I am wanting to buy some rims (THAT DO FIT) yet they have a bore size of 72.62mm and along with what cliff said, our cars have a 70.3mm bore size...My question being is there ANYTHING that I would need to buy in order for these rims to fit or being bigger is not an issue???
Thanks,
-Smurf-
Cliff8928
08-02-2009, 01:09 AM
Sorry to thread jack Atomix,
I just had a question for you guys along the same lines of the bore diameter being too big; I am wanting to buy some rims (THAT DO FIT) yet they have a bore size of 72.62mm and along with what cliff said, our cars have a 70.3mm bore size...My question being is there ANYTHING that I would need to buy in order for these rims to fit or being bigger is not an issue???
Thanks,
-Smurf-
That's no problem at all... You just need some hub rings.
PappaSmurf
08-02-2009, 02:31 AM
What size hub rings and where do I get them? LOL
-Smurf-
Cliff8928
08-02-2009, 02:42 AM
http://www.motorsport-tech.com/hub_rings.html
CrazzyCavanaugh
02-04-2013, 10:17 PM
um im thinking about ordering a new set of rims and the center bore is 73mm
will they work on a 99 alero??? i
03glgold
02-04-2013, 11:17 PM
it is good to use old threads before starting new ones but there is an active thread talking about the offset that was started earlier today where it is explained what fits and how to determine if it will fit
CrazzyCavanaugh
02-04-2013, 11:59 PM
sorry about that, just realized i spelled something wrong thats why i didnt get the results i was looking for the first time
03glgold
02-05-2013, 12:20 AM
Its all good just no point in answering the same thing multiple times
mfuller
02-05-2013, 09:04 AM
um im thinking about ordering a new set of rims and the center bore is 73mm
will they work on a 99 alero??? i
Yes, they will work but you will need hub-centric rings to "shim" the wheel centerbore to the smaller Alero hub.
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