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Whats needed to fit 19x12 345s?

Old 10-22-2012, 06:35 AM
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Default Whats needed to fit 19x12 345s?

I have a set of zo6 spyders 19x12s 345/30s and need to know what all i need to do to get them to fit..im guessing bfh'ing inner wheel well and fender roller is a must. Do i have to have tubular lca's? And what about the bumpstops?
Old 10-22-2012, 10:16 AM
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Also this is on a trans am and has eibach sportline sprigs which im sure ill need tochange out...and to which springs?
Old 10-22-2012, 10:59 AM
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I fit 19x12 325 with just rolling the fenders and bfh. I plan to get lca because the car feels like its floating around alot more now.
Old 10-22-2012, 11:01 AM
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it'll really be trial and error - some here have put them on with little to no work, others have had to beat and modify their cars all to hell

I can guarantee you'll need to roll the fenders and get an adjustable panhard bar. Have a small sledge hammer ready too. I'd also suggest planning a few hours - get the rear on jackstands, put the wheels on, and let the car run. Stop, remove, and see where you need to beat or adjust the phb... repeat as necessary.
Old 10-22-2012, 11:16 AM
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Is the adjustable.phb needed? Whose do i need to get?
Old 10-22-2012, 11:36 AM
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honestly, at the very least to fit a tire that wide you are going to need tubular LCA's and a adjustable PHB. And then BFH the hell out of the fender wells. Might have to remove the bumpstops
Old 10-22-2012, 12:42 PM
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Which phb do i need and lcas? Was looking at bmr and they have plenty of options
Old 10-22-2012, 01:01 PM
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Well ordered everything i needed from bmr...ill start bangin out the wheel well for clearance and possibly remove the bump stops???
Old 10-22-2012, 07:20 PM
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I can tell you from experience that it will mainly come down to which brand tires you plan on using, the wheel offset and if you want your tires sticking out from under the rear quarters or not. There are a few tire manufacturers that produce tires that run really narrow and not true to their advertised size. Nitto is one of those manufacturers.

I HAD to install mini tubs in order for me to achieve the look I desired while using tires that are true to their advertised width while retaining my lowered ride height. I'm using 345-30-19 Kumho Ecsta XS KU-36 on 19 x 13 wheels, coil-over suspension and offset lower control arms.

Some people raise or retain the factory ride height, slap on some spacers, then throw on these wide tire and wheel combos and have the tires sticking 2 or 3 inches outside of the fenders and call it good. I personally think that looks hideous.
Old 10-22-2012, 08:07 PM
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I cut my bump stops in half.
Old 10-22-2012, 11:11 PM
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I ordered bmr adjustable oncar.lcas and phb as well as their springs. Ires on it currently are michelin ps2a. Will probably get new.ones in a couple months but different brand. Arent nittos usually narrower? I would like the tires to be flush..im not going to run spacers either. 59mm offset on rears
Old 10-23-2012, 09:02 AM
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I mocked up the wheel and hits my lca and bump stop..hopefully the tubular lcas from bmr will give me enough clearance..
Old 10-27-2012, 08:30 PM
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Whats needed to fit 19x12 345s?-5s4aa.jpg

Whats needed to fit 19x12 345s?-8zer2.jpg
Old 10-27-2012, 08:31 PM
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Whoa big pics...sorry

Rubbing on lcas now so bmr ones will be here tuesday
Old 10-28-2012, 02:35 AM
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Your pictures are too small. Can you upload some larger ones, please?
Old 10-29-2012, 06:29 AM
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What is the backspace with the tires?

I remember those wheels being too deep and needing spacers

What are you doing for fronts?
Old 10-29-2012, 02:00 PM
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looks good...huge pics...lol. they 59mm offset?
Old 10-29-2012, 02:28 PM
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I don't know whether you did or not, but you should've ordered offset tubular lower control arms.
Old 10-29-2012, 11:23 PM
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Yes 59mm offset and im making 1/4" spacers to help clear everything and fronts are 18x9.5s with a 40mm offset i think it was.

I did not order offset lca's...from the looks of it tubular ones should be alright? Hopefully theyll be here tomorrow and ill let you guys know
Old 10-30-2012, 03:44 PM
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i have the ajustable tubular lca's...325/30s clear great...still thinking i may use a 1/4 inch spacer...tired of 'adjusting' the wheel wells..lmao...

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