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LYN PROTON IRIZ OWNER THREAD V9, Fun, meet feisty.
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elyssa_
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Jul 28 2025, 03:35 AM
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Getting Started

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Salam..nak tanya
Untuk Iriz 1.6 model 2014, apa part number original untuk absorber depan dengan belakang?
Dua tahun lepas saya ganti semua original tapi part number dia PW924159 (depan kiri), PW924160 (depan kanan) dengan PW924165 (belakang). Dekat resit tulis untuk Persona VVT.
Dari hari pertama ride quality memang hilang terus, terlalu harsh, keras dan melantun. Bila pomen check, absorber punya travel sikit sangat. Walaupun takde load (orang duduk), absorber tu dah sangat rapat dengan bump stop / stopper.
Pomen tu adjust potong bump stop baru kereta jadi selesa dan ride quality ada balik. Dia kata ada beza antara part number walaupun absorber untuk kereta yang sama. Dua tahun merana bawak kereta macam takde absorber 😅
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elyssa_
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Nov 26 2025, 03:31 AM
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Getting Started

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Hi all.
I am driving Iriz 1.6 2014.
My car having ride quality issues. It doesn’t seem like it absorbs much especially rough and small bumps. It almost feels like the ride quality is out driving in KL roads. The rear is absolutely horrendous and will lift my passengers from the seats when the car jolts on bumps as if I am using sport springs.
It basically feels like the absorption travel is very short and rides on bump stops instead. It’s very very rough.
I already changed all new absorbers. They are all genuine proton parts with correct part numbers to match 2014 models. I also replaced the springs to new original springs.
But the issues are here to stay and I’m honestly at lost on what else should be done to rectify the really rough ride quality.
My tyres are relatively new, continental ultracontact 7 with 195/55/15 profile. 215kpa on the front and 190kpa on the rear. So tyre and pressure should be no issue.
Before I changed all my absorbers, one workshop took a good look at my rear absorber and said this is persona vvt absorbers and not iriz. He added that my rear bump stop is wrong. So he proceeded to cut some part of my bump stops and to my surprise, it works. The rear end is finally soft and able to rebounce softly. But it only lasted for days before the bad ride quality comes back.
By right, it should be fixed when I changed all mu absorbers, bump stops and even spring but it doesn’t. It is so terrible that I don’t really enjoy driving it. Any thoughts?
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elyssa_
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Nov 26 2025, 06:45 PM
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Getting Started

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QUOTE(Jack234 @ Nov 26 2025, 04:49 PM) Not sure if this will affect but did you change the absorber mounting and bush? Recently I changed many things in suspension for my 2016 Persona VVT. The ride and handling is so much better than previously. The things i changed are front and rear absorbers, absorber cover, absorber mounting, bush. I also changed front lower arm, absorber link, stab bush, engine mounting. I’ve changed basically everything.. including brand new absorber links, front mounting and rear bushings. All of them are genuine proton parts. I suspect the bump stops, but I have no idea where to find the original parts number for 2014. Last time I purchased the one for Iriz and Persona, but later I found out that Iriz rear bump stop is using saga VVT one.. so I changed that but seems like it doesn’t work wonders to return the comfyness of compress and especially the lack of rebounce. This post has been edited by elyssa_: Nov 26 2025, 06:46 PM
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elyssa_
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Nov 26 2025, 06:48 PM
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Getting Started

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QUOTE(ktek @ Nov 26 2025, 03:02 PM) id say tayar. u might pump more air vs reduce air. instead of follow spec That is actually the first thing I’ve tried.. not much different if at all even under inflate all tyres. Something and somewhere is wrong it seems like the car is riding on limited absorber travels and ride on bump stops instead. The compression is harsh and lack of rebounce after compression.. it’s just crashing down and stop. The recommended tyre pressure for the front tyre is already very under inflated. I am wondering if the bump stop actually the culprit.. because after the workshop cut off some of my old rear bump stops, the car is actually twice more comfortable but the solution only works for few days. I have changed all four side with new bump stops but to no avail. This post has been edited by elyssa_: Nov 26 2025, 06:52 PM
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elyssa_
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Yesterday, 12:29 PM
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Getting Started

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QUOTE(wjang85 @ Nov 26 2025, 11:11 PM) The harsh ride is the overall or just rear? overall.. but the rear is significantly worse the car is basically rides on bump stops like the chassis never settle
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