Offset Help
#1
Registered Member
Thread Starter
Offset Help
So I ordered some wheels from a relatively new company 305 Forged. They’re FT101 model was what I wanted to go for but we ran into an issue once I received and then tried to run them on the street.
For reference, I was coming from a setup of:
19 x 8.5 +38 w/15 mm spacer Front
19 x 9.5 +38 w/10 mm spacer Rear
Tires: Michelin Pilot Sport A/S 3+
225/45/19 Front
245/40/19 Rear
Per 305’s recommendation we went with 19 x 9.5 +25 Front and 19 x 10.5 +25 Rear to go along with moving my rear tires up front and then running a 275/35/19 in the rear.
So as you can see, there’s A LOT of poke going on there and that’s not at all what I was going for. After messing numbers on an online calculator I would apparently need to run +33 up front and +43 in the rear but could any of you offset experts help me out?
For reference, I was coming from a setup of:
19 x 8.5 +38 w/15 mm spacer Front
19 x 9.5 +38 w/10 mm spacer Rear
Tires: Michelin Pilot Sport A/S 3+
225/45/19 Front
245/40/19 Rear
Per 305’s recommendation we went with 19 x 9.5 +25 Front and 19 x 10.5 +25 Rear to go along with moving my rear tires up front and then running a 275/35/19 in the rear.
So as you can see, there’s A LOT of poke going on there and that’s not at all what I was going for. After messing numbers on an online calculator I would apparently need to run +33 up front and +43 in the rear but could any of you offset experts help me out?
#2
Movin On!
iTrader: (13)
Surprised they went that aggressive w/ their offset recommendations. Since it was them that did the suggesting are they going to get you a new set on their dime? If that's the case do you want the wheel edge right at the fender when looking down or just a bit outside?
For zero poke your +33/+43 sound pretty good. A +30/+40 would still tuck just fine and look just a bit more aggressive, but not much obviously. You would be able to run a 285 in back w/ the +40 to +43 down the road is you want a bit more tire and less stretch at the sidewall, and a 255 in front w/a +30 to +33.
For zero poke your +33/+43 sound pretty good. A +30/+40 would still tuck just fine and look just a bit more aggressive, but not much obviously. You would be able to run a 285 in back w/ the +40 to +43 down the road is you want a bit more tire and less stretch at the sidewall, and a 255 in front w/a +30 to +33.
#3
Registered Member
Thread Starter
Of course! it would only be fair on their dime I’m running Tein Street Basis Z coils so they’re pretty much non adjustable other than height. Keeping that in mind maybe a slight tuck would be safer in that regard to protect my fenders from certain death?
#4
Movin On!
iTrader: (13)
Do you have the big sport brakes (or have plans to add them later)? If so be sure to confirm brake clearance prior to your new order. If you can select custom offsets that +33/43 combo would give you a bit more wiggle room and will definitely work w/ your current tire selection. Some wheels just don't have great spoke clearance and w/ that extra offset you might have issues in front if you have those big calipers up there.
#6
Movin On!
iTrader: (13)
OK, that type spoke may be an issue w/ the higher offsets regarding brake clearance but ???. Since the company is new you may have to send them the clearance templates
https://www.myg37.com/forums/brakes-...templates.html
Would hate to see something go wrong w/ your second go-round.
https://www.myg37.com/forums/brakes-...templates.html
Would hate to see something go wrong w/ your second go-round.
#7
Registered Member
Thread Starter
OK, that type spoke may be an issue w/ the higher offsets regarding brake clearance but ???. Since the company is new you may have to send them the clearance templates
https://www.myg37.com/forums/brakes-...templates.html
Would hate to see something go wrong w/ your second go-round.
https://www.myg37.com/forums/brakes-...templates.html
Would hate to see something go wrong w/ your second go-round.
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