Coilovers for street use
I've done some research and kind of have an idea of what I want to get. I've found the Tein basic coilover for a pretty decent price and thinking about buying it. I'm buying 19's and want to drop the the Z a little bit. Should I go with springs or some other coilovers. I probably won't track my Z at all either. Thanks for the input.
I'm running the HKS Hipermax III's and i couldn't be happier. I have them set 7 clicks from full soft on the street and they are silky smooth. No problems with potholes, no highway bounce, no jarring over bumps. They just iron it all out. About 8-10 clicks from full stiff they really carve up the corners. And full stiff they do really well on track. Not as well as some of the others, but still do very well.
I love 'em
I love 'em
It's not very often that I find a coilover thread where the products suggested thus far I agree with, lol. Eibach Pro-S, Cusco Zero2 and HKS III.
Here are the drop specs I have. As mentioned the Eibach Pro-S is a relabled Kw Variant1 coilover
Eibach Pro-S recommended drop, min/max drop
Kw and Eibach not list a recommended drop
Min drop .8"/.8"
Max drop 1.6"/1.6" (Kw says 1.5" max drop)
HKS III recommended drop, min/max drop
Recommended drop -.4”/.4”
Min drop 0”/0”
Max drop -1.6”/-1.9”
Cusco Zero2 recommended drop, min/max drop
Recommended drop -.8”/.8”
Min drop 0”/0”
Max drop -1.2”/-1.0”
Another good choice for the Street is the Bilstein Pss10, but choices above would be a bit more sport oriented, yet still streetable.
Here are the drop specs I have. As mentioned the Eibach Pro-S is a relabled Kw Variant1 coilover
Eibach Pro-S recommended drop, min/max drop
Kw and Eibach not list a recommended drop
Min drop .8"/.8"
Max drop 1.6"/1.6" (Kw says 1.5" max drop)
HKS III recommended drop, min/max drop
Recommended drop -.4”/.4”
Min drop 0”/0”
Max drop -1.6”/-1.9”
Cusco Zero2 recommended drop, min/max drop
Recommended drop -.8”/.8”
Min drop 0”/0”
Max drop -1.2”/-1.0”
Another good choice for the Street is the Bilstein Pss10, but choices above would be a bit more sport oriented, yet still streetable.
Last edited by Gsedan35; Aug 11, 2010 at 08:26 AM.
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My KW3's are awesome!! I have 19" Volks and the give a firm but not overly stiff ride. Doesn't bottom out over bumps and gives good seat "feel" of what's going on....and my car is LOW!!
I recommend them.
I recommend them.
I also recommend Pro-S0c from tanabe...
http://www.tanabe-usa.com/s0c.asp?id=6
I have them and happy with them... I been DD-ing them for years now and occasion spirited driving. Still running strong.
http://www.tanabe-usa.com/s0c.asp?id=6
I have them and happy with them... I been DD-ing them for years now and occasion spirited driving. Still running strong.
Aside from the HKS all the ones mentioned are similar in price... all the guys recommended solid choices. Some have more options than others like shock dampening and such... unfortunately things are expensive for the Z.
Look into Bilstein PSS9 or 10's - I've heard they're really good for street use and at full stiff perform relatively well on the track. I've heard nothing but good things about them and I'm switching to either Bilsteins or HKS very soon.
I'm running the HKS Hipermax III's and i couldn't be happier. I have them set 7 clicks from full soft on the street and they are silky smooth. No problems with potholes, no highway bounce, no jarring over bumps. They just iron it all out. About 8-10 clicks from full stiff they really carve up the corners. And full stiff they do really well on track. Not as well as some of the others, but still do very well.
I love 'em
I love 'em
So, in your case, you'd be much better off with the HKS III, where you would also benefit with linear rear springs.
I wasn't going to go here, but I think I need to post spring rate specs so more informed choices can be made.
Oem spring rates 2003-2003
314/342
Oem spring rates 2004.5-2008
314/427
Stance LX+Pro Twin tube, adjustable damping, ride quality system*
Spring rates: 616/560"
Notes:*Sold as having a "luxurious ride quality" because of it's twin tube contruction. However, you can have the best dampers on the face of the earth, but it won't matter with springs as stiff as this setup uses. If your after ride quality, HKS III, Bilstein PSS10, or Tein CS are all better suited for that mission with softer springs and solid R&D developement.
HKS III (not the Sport model) Monotube, adjustable damping*, full height adjustablity *Rear dampers adjust from the bottom so you do not have to pull the damper to adjust them
Spring rates 448/448
Side note: Like a lot of products that promise street comfort and trackability, this setup may or may not delivery on the track. Review's to date do suggest they deliver on the comfort promise however. Yet, IMO it is one of the better choices and worth a premium vs several $1000 choices.
Bilstein PSS9 coilover Monotube construction, adjustable dampners, reuses oem upper shock mounts (yields reduced levels of noise and hashness)
Special Note: If you keep the damper adjustment at or below 5, this setup delivers a ride and drive quality that is beyond reproach. Settings above 5 are not advised, ride and performance is compromised, I used to own these.
Spring rates 370/240-420 (rear progressive)
Cusco Zero2 coilover Monotube construction, adjustable damping, full height adjustable
Spring rates 560/392
Side Note: Good setup that is well liked by it's owners. Pillowball upper mounts are best avoided, upper mounts with rubber inserts would be the way to go. Softer rear spring rates enhances rear traction, especially on cars with open diff's or Nissans famously weak VLSD.
Eibach Pro street S coilovers (aka Kw Variant 1)
Twin tube construction, non adjustable damping, reuses oem upper shock mounts (yields reduced leves of noise and harshness)
Spring rates: initial/final 485l/525 front initial/final 240/548 rear (progressive springs)
Sidenote: Good setup that is well liked by it's owners, German engineering at a cost effective price.
Oem spring rates 2003-2003
314/342
Oem spring rates 2004.5-2008
314/427
Stance LX+Pro Twin tube, adjustable damping, ride quality system*
Spring rates: 616/560"
Notes:*Sold as having a "luxurious ride quality" because of it's twin tube contruction. However, you can have the best dampers on the face of the earth, but it won't matter with springs as stiff as this setup uses. If your after ride quality, HKS III, Bilstein PSS10, or Tein CS are all better suited for that mission with softer springs and solid R&D developement.
HKS III (not the Sport model) Monotube, adjustable damping*, full height adjustablity *Rear dampers adjust from the bottom so you do not have to pull the damper to adjust them
Spring rates 448/448
Side note: Like a lot of products that promise street comfort and trackability, this setup may or may not delivery on the track. Review's to date do suggest they deliver on the comfort promise however. Yet, IMO it is one of the better choices and worth a premium vs several $1000 choices.
Bilstein PSS9 coilover Monotube construction, adjustable dampners, reuses oem upper shock mounts (yields reduced levels of noise and hashness)
Special Note: If you keep the damper adjustment at or below 5, this setup delivers a ride and drive quality that is beyond reproach. Settings above 5 are not advised, ride and performance is compromised, I used to own these.
Spring rates 370/240-420 (rear progressive)
Cusco Zero2 coilover Monotube construction, adjustable damping, full height adjustable
Spring rates 560/392
Side Note: Good setup that is well liked by it's owners. Pillowball upper mounts are best avoided, upper mounts with rubber inserts would be the way to go. Softer rear spring rates enhances rear traction, especially on cars with open diff's or Nissans famously weak VLSD.
Eibach Pro street S coilovers (aka Kw Variant 1)
Twin tube construction, non adjustable damping, reuses oem upper shock mounts (yields reduced leves of noise and harshness)
Spring rates: initial/final 485l/525 front initial/final 240/548 rear (progressive springs)
Sidenote: Good setup that is well liked by it's owners, German engineering at a cost effective price.



