I am new to coilovers, I summarized the list of coilovers which is under $1500usd and I would like to add the features to the list (e.g. adjustable damping etc)
Not completed yet but feel free to comment below i will add it to the list
Stock 328i LCI xdrive Spring rate:
Front -2.5k (kg/mm) = 140 lb/in
Rear - 8k (kg/mm) = 448 lb/in
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Spring rate conversion:
2k (kg/mm) = 112 lb/in
2.5k (kg/mm) = 140 lb/in
3k (kg/mm) = 168 lb/in
4k (kg/mm) = 224 lb/in
5k (kg/mm) = 280 lb/in
6k (kg/mm) = 336 lb/in
7k (kg/mm) = 392 lb/in
8k (kg/mm) = 448 lb/in
9k (kg/mm) = 504 lb/in
10k (kg/mm) = 560 lb/in
11k (kg/mm) = 616 lb/in
12k (kg/mm) = 672 lb/in
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Sonic Tuning Coilovers
$899
http://www.sonictuning.com/bmw-3-sei...uspension.html
Features:
-Height adjustment
-Adjustable Damping
-Adjustable Preload
Cons:
-Does not get very low
-OEM struct bar needs spacer
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Godspeed
$900
https://godspeedproject.com/bmw-3-se...overs-awd.html
Features:
-Height adjustment
-Adjustable Damping
Spring rate:
Front: 14kg/mm Rear: 9kg/mm
Cons:
No reviews
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ISC Coilovers
$984
http://iscsuspension-na.com/bmw-susp...egory=12617117
Features:
-32 step height adjustment
-Adjustable Damping
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BC coilovers
$995
https://bcracingcoilovers.com/produc...cing-coilovers
Features:
-Height adjustment
-Adjustable Damping
Spring Rate:
Front 6kg, Rear 12kg
Cons:
Clunk noise
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ST v1 (Made by KW)
$1019
http://www.stsuspensions.com/product...kit-90902.html
Features:
-Height adjustment only
Cons:
Not stainless steel (not a problem in Hot climate region)
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Silvers NEOMAX
$1095
https://silvers-na.com/product/silve...cyl-2006-2011/
Features:
-Height adjustment
-Adjustable Damping
Spring rate: Front 14k, Rear 9k
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H&R
$1175
https://topgearsolutions.com/h-r-per...free-shipping/
Features:
-Height adjustment only (Front Lowering: 1.25 - 2.5in, Rear Lowering: 0.75 - 2.0in)
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Fortune Auto 500 Coilovers (Made by Broadway Statics)
$1375
http://www.fortuneautosuperstore.com...i-e90-e91-e92/
Features:
-Height adjustment
-Adjustable Damping
Spring rate: Front 8k, Rear 11k
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Kw v1
$1444
http://www.kwsuspensions.com/product...-10220048.html
Features:
Height adjustment only (Front Lowering: 0.6" to 1.8", Rear Lowering: 0.6" to 1.6")
Cons:
$Most expensive and lack of damping adjustment
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http://norwestsuspension.com/convert-spring-rates