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View Full Version : Suitable offset for 17x8/18x8 rims



SupremeMoFo
15-06-2008, 06:18 PM
Searched and couldn't find the info I was after.

I'll be getting 17x8 or 18x8 rims at some point. What offset do 3rd gens run? I'd like them to sit out a little further than the stock 16x7s. Cheers!

Mr_Roberto
15-06-2008, 06:23 PM
for the 18x8's a 38 offset will be fine
front tyres sit flush with the guard and the rear tires still sit tuck up under the arch

i286
15-06-2008, 06:25 PM
http://www.1010tires.com/WheelOffsetCalculator.asp

SupremeMoFo
15-06-2008, 06:44 PM
Cheers. Will a 35 offset be pushing it? Most of Rota's wheels jump from 35 to 42/45/48. (stock offset is 46, yes?)

If I go with 17s, I'll be getting 50 series rubber which might help things.

Lugo
15-06-2008, 07:11 PM
Cheers. Will a 35 offset be pushing it? Most of Rota's wheels jump from 35 to 42/45/48. (stock offset is 46, yes?)

If I go with 17s, I'll be getting 50 series rubber which might help things.
You'll be able to drive with them, but 8" wide wheels with a +35 offset will stick out past the front guards I believe.

This is the result of 18x8" +36 on a magna:
http://img.photobucket.com/albums/v124/mohit/Verada/fordrims03.jpg

SupremeMoFo
15-06-2008, 07:16 PM
http://www.mgroves.com/images%5Cdo_not_want.jpg

Low 40s it is.

Mohit
15-06-2008, 07:16 PM
You'll be able to drive with them, but 8" wide wheels with a +35 offset will stick out past the front guards I believe.

This is the result of 18x8" +36 on a magna:
http://img.photobucket.com/albums/v124/mohit/Verada/fordrims03.jpg
I remember that pic i took it when i was test fitting BA Falcon XR8 18" wheels on my Rada. Funny thing is i now have different 18" wheels on my Rada (+35 offset) but they don't stick out as much as that pic...maybe only 2mm:

http://img.photobucket.com/albums/v124/mohit/Verada/verada40.jpg

SupremeMoFo
15-06-2008, 07:26 PM
How wide and what tyres are you running?

Mohit
15-06-2008, 07:29 PM
How wide and what tyres are you running?
18" x 8" wheels wrapped in 235/40 rubber

SupremeMoFo
15-06-2008, 07:35 PM
Righto. I want 235/45R18s though, as that is near identical to the rolling circumference of 215/60R16s.

Mr_Roberto
15-06-2008, 07:50 PM
try this mate
http://www.miata.net/garage/tirecalc.html
oh and im running 245/40/R18's on my 18x8 rims
only cause they were closer to my rolling diameter

Lugo
15-06-2008, 08:10 PM
I remember that pic i took it when i was test fitting BA Falcon XR8 18" wheels on my Rada. Funny thing is i now have different 18" wheels on my Rada (+35 offset) but they don't stick out as much as that pic...maybe only 2mm
I don't know what to say about that...thats just strange...:confused:

SupremeMoFo
15-06-2008, 08:24 PM
try this mate
http://www.miata.net/garage/tirecalc.html
oh and im running 245/40/R18's on my 18x8 rims
only cause they were closer to my rolling diameter235/45s are still closer for me.

GRDPuck
16-06-2008, 09:32 AM
Here's another site for rim/tyre size comparisons - great site IMO...
http://www.wheelsmaster.com/rt_specs.jsp

SupremeMoFo
16-06-2008, 06:05 PM
Cheers - much more useful.