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Hi guys ,

 

Bought myself some new wheels and they don't fit.

 

I bought 18x10 et25 all round . Rears are fine as my arches are rolled. The fronts though don't clear my 350z caliper .

 

I have added a 20mm spacer and they now clear but the wheel is sticking out of the arch LOADS . I knew it would stick out a bit but this is not failure sticking out .

 

 

 

 

Has anyone else had clearance issues ?

 

What offset do I need in 10j to clear them .

 

 

 

Thanks,

 

Adam

Featured Replies

Has anyone else had clearance issues ?

 

What offset do I need in 10j to clear them .

Its mostly the design of the wheel that determines clearing the caliper as spokes are all different designs.

 

I'll let the others advise best offset.

simples ET+25 plus 20mm is an ET+45 (EDIT... ignore this as I’m talking pish it would be ET25 MINUS 20mm = ET5.... I explain what I meant below). However, it sounds like your spoke design of your chosen wheel is more of a issue than the offset

 

 

Of note, I run Varrstoen ES2 (TE37 design) on at 18x9.5 ET+22 and have zero clearance issues on Evo X Brembo....

Edited by nickz32
Being a mong

  • Author
simples ET+25 plus 20mm is an ET+45

 

I have just been told by tarmac sports the higher the offset the worse the clearance would be .

 

It can't be ET +5 can it ?

 

 

Confused .com

I have just been told by tarmac sports the higher the offset the worse the clearance would be .

 

It can't be ET +5 can it ?

 

 

Confused .com

 

Yes, you’re right, I’m being a pleb and not explaining myself. It would be Et5. However to get an 10J to fit on the front on a flush fitment AND clear the calliper, you’ll have to run an ET45 with a 20mm spacer. That would give you an equivalent fit of an ET25

It's all in the spoke design pal. You can get a 18x10 et25 that won't clear your brakes - and you can get an 18x10 et35 (sits 10mm closer from wheel centreline to hub-face) that WILL clear your calipers. All depends on the design of the spokes... concave alloys will tend to clear because the spoke constantly goes outward from the hub centre, same withe wheels which have spokes that protrude out and curve back (blitz technospeed etc.) and wheels that have flat spokes to emphasize lip dish will not clear. With calipers you CAN grind material off if required... for example despite everyone saying it was impossible, I managed to run GTIR brakes on my micra under 13x6" alloys and no spacers. Shaved a bit off with the grinder and bob's your uncle. I wouldn't recommend it with Brembo's however pretty sure they're alloy and also it'd kill the resale value. With the stock Z32 calipers you can grind material off where it says 'nissan'.

 

Going by the average wheel however, 18x10 et5 (what you effectively have now) will be far too wide so you don't have much option than to buy a different wheel, or get a 8.5" or 9" and space that out.

  • Author

Thanks s13silvia that makes a lot of sense .

 

These have a flat back for the extra depth , hence why they don't fit .

 

Back to the drawing board then .damn chunky brembo's

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