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View Full Version : Will fit 15x7 on my Stock 69 GS400



Johny Bee O
01-08-2009, 08:33 AM
Hi all

My Buick has at the moment 14x? original Really Wheels. They are in a terrible condition and i want buy 4 new Rims from partsplace. Now the question is, fit the 15x7 ? Front is Disk and back drumbrakes... What tiresize is fitting without rubbering or cutting sheets?

I guess Front 235 and back 245 or 255.... ?


So nice greets from Switzerland!

Robert

gstewart
01-08-2009, 11:02 AM
15x7 fits. same bolt pattern. do a search as there are other running 51x7 rallye rims and u will see tire sizes they use. there a other sources for rallye rims and i would search that also. my rims came from wheel vintiques in 2006.

davidwroth
01-08-2009, 02:40 PM
15x7's with 245/60/15 all the way around are what you want.

Johny Bee O
01-08-2009, 02:48 PM
15x7's with 245/60/15 all the way around are what you want.
Will also 15x8 ?

Johny Bee O
01-16-2009, 09:03 AM
Please help me. I would like to buy this (http://store.summitracing.com/partdetail.asp?autofilter=1&part=WVI%2D57%2D5834042&N=700+4294923107+4294923106+400230+115&autoview=sku) on summit. Fit this Wheel? its a 15x8 with 4.5inch backspacing.

Nice greets from switzerland

LARRY70GS
01-16-2009, 10:32 AM
Please help me. I would like to buy this (http://store.summitracing.com/partdetail.asp?autofilter=1&part=WVI%2D57%2D5834042&N=700+4294923107+4294923106+400230+115&autoview=sku) on summit. Fit this Wheel? its a 15x8 with 4.5inch backspacing.

Nice greets from switzerland

I believe the 68-69 Skylark/GS's will like 5" back spacing better. Someone correct me if I'm wrong.

Johny Bee O
01-16-2009, 11:25 AM
15x8 with BS 4.5" is impossible assembly without cut the sheet ?

d7cook
01-16-2009, 03:04 PM
My car has

front: 15x7 rims, 4.5" backspace, 225/70/15 tires

rear: 15x8 rims, 5.5" backspace, 255/60/15 tires

Measure twice, buy once.

Johny Bee O
01-17-2009, 12:25 PM
So now im a bit confused. Wheel Vintiques has no Wheel there fit on a 68-69 Buick??

7-5634032 BUICK STYLE (CHROME)
Rim Size: 15 x 6 Bolt Circle: 5-4 3/4 Rear Spacing: 3 1/2 to less?!

7-573404 BUICK STYLE (CHROME)
Rim Size: 15 x 7 Bolt Circle: 5-4 3/4 Rear Spacing: 4 to less?!

57-5834042 BUICK STYLE (CHROME)
Rim Size: 15 x 8 Bolt Circle: 5-4 3/4 Rear Spacing: 4 1/2 to less?!

There have all not enough Backspacing? That can not to be...

eganddg
01-17-2009, 12:36 PM
I am running 15x7's all the way around. I have 215/70-15's in the front and 275/60-15's on the back. That is the biggest tire you will fit on that wheel. It is a little bigger than recommended but I have never had an issue and I know others that have done the same. I Have heard that if you want to run a 15x8 wheel you need a 5" backspacing on the rear for a '68 or '69. My '68 had 15x8 weld wheels on the back when I got it. The quarters were cut so they would fit with a 235/60-15 tire-and they still rubbed. I planned on replacing the quarters so I sold the welds and bought stock 15x7 ralleys. Now everything fits like it should with a nice stance.

Johny Bee O
01-17-2009, 01:27 PM
the 15x7 with 4" backspace will fit? or need this wheel too 4.5". Ega and dg do you have the vintiques wheel ?

LARRY70GS
01-17-2009, 02:24 PM
the 15x7 with 4" backspace will fit? or need this wheel too 4.5". Ega and dg do you have the vintiques wheel ?

I think you want 5" B.S. for the 68-69 body style. 4 1/2" works great on the 70-72 for a 15 X 8" wheel, but you want 5" for your car. Try this V8 member http://www.v8buick.com/member.php?u=15262 He can probably build the wheels for you.

Johny Bee O
01-18-2009, 04:37 AM
Thanks for the tipp Larry, i have sent him a pm.

Johny Bee O
01-22-2009, 01:27 AM
So mcwheel makes me a offer. So now im want running 245 around all 4 wheels. Front 15x7 BS 4.5 and back 15x8 BS 5.5 is this right? enough backspace to run without rubbering?

LARRY70GS
01-22-2009, 12:27 PM
So mcwheel makes me a offer. So now im want running 245 around all 4 wheels. Front 15x7 BS 4.5 and back 15x8 BS 5.5 is this right? enough backspace to run without rubbering?


Should be fine.

davidwroth
01-23-2009, 12:24 PM
Ok,

If you want to run all the same size tire just buy the "WG" offset buick rally wheels and run 245/60/15

If you want to run big and little tires and 7's & 8's wheels then run front 15X7 with standard offset and 225/70/15 front and 15x8 with a 5 inch back space with 275/60/15 rear

If you want to run 15x7's all the way around BUT smaller in front and larger in back then run 225/70/15 in front and 275/60/15 rear

BUT to fit the 275/60/15 tire with a 7 inch rim on the back you MAY have to trim the outer inside edge of the wheel well.

Johny Bee O
01-27-2009, 10:39 AM
Hey david, thanks for you response, but what can you say to my wheel settings? Larry guess its should be fine.

Again front Tire 245/60/15 on 15x7 Wheel with 4.5" Backspace
back Tire 245/60/15 on 15x8 Wheel with 5.5" Backspace

So thats the last question to the hides pros :) i hope it ....

davidwroth
01-27-2009, 01:01 PM
Johny, I have a set of wheels that will be perfect on your car. Sent you a PM

David

Johny Bee O
01-29-2009, 01:15 PM
Johny, I have a set of wheels that will be perfect on your car. Sent you a PM

David
Thanks for your offer but i need 4 wheels in a better condition. Dave you mean 15x8 with 5" is enough? hmm everyone tried 5 1/4" or more? damn thats really hard to finde the correct backspace :(