GS - 4th Gen (2013-2020) Discussion about the 2013 and up GS models

airlift suspension problems

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Old 05-22-18, 07:14 PM
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Felixldang
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Default airlift suspension problems

hello fellow lexus owners

i recently installed airlift performance air ride to my vehicle. it was working great for the first month and now I'm starting to hear thumping on the rear passenger side suspension. (ITS REALLY ANNOYING) and driving me crazy. has anyone had this problem if so please please help me with this issue as i am in dire need of advice
Old 05-23-18, 06:49 AM
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Juju00
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Originally Posted by Felixldang
hello fellow lexus owners

i recently installed airlift performance air ride to my vehicle. it was working great for the first month and now I'm starting to hear thumping on the rear passenger side suspension. (ITS REALLY ANNOYING) and driving me crazy. has anyone had this problem if so please please help me with this issue as i am in dire need of advice

what kind of struts do you have? I had same issues with maverick and nvrland as far as my rear bags hitting my rear camber arms bc stock arms are thick maybe thumping came from bags rubbing arms when airing up and down? That's the only problem I have with my air ride. Wish i can be more help.
Old 05-23-18, 07:13 AM
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thekhmer
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u need aftermarket rear toe arms I believe, also make sure to tq all ur suspension components to factory specs and a coat of synthetic silicone won't hurt either
Old 05-24-18, 04:19 PM
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timmy0tool
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who installed the suspension?
you'll have to check to see if all the parts are tightened properly and the bag is not loose.

my old air ride that I installed on my LS400 had a floating design which would clunk at a really hard bump which was expected.

most likely the bag is loose on the lower arm since the 4GS has a separate spring and strut setup (as oppose to one assembly) like older 3GSs.
Old 06-19-18, 12:54 AM
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NVRLAND
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I have the same issue i dont know what it is. I believe its the rear toe arms touching the bags. I have a set of brand new Megan Racing toe arms for sale that would solve your issue. It didnt fit my GS bc of my RDS. Never installed
Old 06-19-18, 04:41 AM
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eddie420
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Originally Posted by Felixldang
hello fellow lexus owners

i recently installed airlift performance air ride to my vehicle. it was working great for the first month and now I'm starting to hear thumping on the rear passenger side suspension. (ITS REALLY ANNOYING) and driving me crazy. has anyone had this problem if so please please help me with this issue as i am in dire need of advice
https://www.clublexus.com/forums/sus...trol-arms.html
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