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      03-30-2025, 04:05 PM   #1
MDude
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Sway Bars for 2025 i4 M50

Hey guys - I wanted to know if anyone knows of any brands out there that make upgraded sway bars for the i4. I have a M50 and noticed the body roll on the car while going for canyon runs. I’m hoping someone makes beefier sway bars, because the body roll on the car is a bit much (5000 lbs car) lolll

Last edited by MDude; 03-30-2025 at 06:35 PM..
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      04-06-2025, 11:49 PM   #2
Jerry333
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Did you lower your car?
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      04-07-2025, 10:00 AM   #3
MDude
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Originally Posted by Jerry333 View Post
Did you lower your car?
I did not. It’s completely stock
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      04-27-2025, 01:23 AM   #4
jpuffmasterpuffpuffpuff69
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You can possibly maybe put other sway bars for ICE models onto the i4. But why?

Swapping sway bars is for fine tuning handling and track performance with stickier tires. Flattening the ride on the street will probably give you less grip, not more.
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MDude54.00
      04-27-2025, 09:15 PM   #5
MDude
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Quote:
Originally Posted by jpuffmasterpuffpuffpuff69 View Post
You can possibly maybe put other sway bars for ICE models onto the i4. But why?

Swapping sway bars is for fine tuning handling and track performance with stickier tires. Flattening the ride on the street will probably give you less grip, not more.
Thanks for your input, I really appreciate it. In that case I’ll let it be, I didn’t realize the negative side to adding sway bars on a car (at least for some); learning something new everyday.
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      04-28-2025, 01:24 AM   #6
jpuffmasterpuffpuffpuff69
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Quote:
Originally Posted by MDude View Post
Thanks for your input, I really appreciate it. In that case I’ll let it be, I didn’t realize the negative side to adding sway bars on a car (at least for some); learning something new everyday.
Suspension tuning has a crazy number of factors. In general, softer springs allow the tires to stay in more contact with the road. Of course you never want the suspension to bottom out, which suddenly and sharpy increases the spring rate, destroying grip, and a million other factors play in, from weight transfer to down force to the road condition to shock tuning to available travel to camber and so on until you just wanna say fuck it and never touch anything. Too much spring rate, for instance, overheats tires that aren't made to take a lot of heat.

All I did was add a little bit of camber to the front, take a little off the back, and reduce toe in the back. I don't feel a significant difference, but I switched tires at almost the same time. It's still difficult to get the tail out.
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