Rear strut knuckle bushing

Forum for Infiniti M37, M56 M35h Hybrid and Q70 owners.
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wideopn11
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Location: Charleston, SC

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Has anyone had to replace this part? It's a ~$15 part#562195CA0A. If so how much was the labor, do you need a machine press, would I be able to to do it myself? Is there a better upgrade option for the bushing? Thanks for the help.

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Debonair
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Never done it but based on my experience with similar parts I would say a press is almost certainly needed. Your lowering spring thread has a good picture of it. Labor should be minimal to have it done if you carry the axle housing (knuckle) into a shop. Drive up labor will be more of course. Can you do it? Sure with a press and the right size tool/socket/pipe to press it out with. I bought a 20 ton press years ago with has payed for itself many times over with small jobs like this. Pro tip: freeze the bushings overnight to assist them with slipping in easier. There are upgrade options for the 350/370Z cars that may fit. You will probably need to take measurements to see if they will work.

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OR you can remove it like the guy in the video below which is on the car and seems easy.


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wideopn11
Posts: 665
Joined: Mon Aug 06, 2012 12:27 pm
Car: 2012 Infiniti M37x Moonlight White

Takeda CAI
Stillen exhaust w/ MeganRacing Y-pipe
SCALE coilovers 16K/10K F/R
Akebono BBK
Cusco strutbar
25mm spacers F/R
Uprev tune by seymore4
Location: Charleston, SC

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Thanks Debonair! That's a great video you found and I'll bet those 370z bushings are the exact same size as the M37.
https://www.enjukuracing.com/products/s ... 3-z34.html

370z on the left - M37 on the right.

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Malbec 56 Beast
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Do those require removal and replacement when doing coilovers?

Andy

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Debonair
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Malbec 56 Beast wrote:
Mon Aug 21, 2017 3:32 pm
Do those require removal and replacement when doing coilovers?

Andy
Nope. I'm sure Wideopn11 will let us know but my guess is that he has excessive play and/or noise coming from his prompting him to change them.

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wideopn11
Posts: 665
Joined: Mon Aug 06, 2012 12:27 pm
Car: 2012 Infiniti M37x Moonlight White

Takeda CAI
Stillen exhaust w/ MeganRacing Y-pipe
SCALE coilovers 16K/10K F/R
Akebono BBK
Cusco strutbar
25mm spacers F/R
Uprev tune by seymore4
Location: Charleston, SC

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Actually I have to replace the right side with OEM or upgraded bushings because the rubber has deteriorated and the bolt is rusted/seized to the sleeve of the bushing. :mad: :tisk: :facepalm:

The bushings do not normally need to be touched when replacing OEM with coilovers but because my right side is ruined I don't have a choice.

Malbec 56 Beast
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Oh ok, makes sense.

Are there any bolts that aren't included in the kit that I need, I thought I read that one of the bolts is welded to the stock shocks and not included in the kit.

Thanks

Andy

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Debonair
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Ahhh...rust. I always forget environmental related issues. Cali brain. :facepalm: :chuckle:

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wideopn11
Posts: 665
Joined: Mon Aug 06, 2012 12:27 pm
Car: 2012 Infiniti M37x Moonlight White

Takeda CAI
Stillen exhaust w/ MeganRacing Y-pipe
SCALE coilovers 16K/10K F/R
Akebono BBK
Cusco strutbar
25mm spacers F/R
Uprev tune by seymore4
Location: Charleston, SC

Post

Malbec 56 Beast wrote:
Mon Aug 21, 2017 5:35 pm
Oh ok, makes sense.

Are there any bolts that aren't included in the kit that I need, I thought I read that one of the bolts is welded to the stock shocks and not included in the kit.

Thanks

Andy
My SCALE kit came with everything; bolts and nuts for the rear (OEM has welded nut on the strut), Extenders for the rear adjustment since the back seat has to be removed to access.

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Malbec 56 Beast
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Wide,

My kit is the same (BC/SWIFT) as yours minus the nuts and bolts.

Are there any part numbers or size/dimensions for the nuts and bolts in the kit. I want to be prepared when I go to get the suspension put in.

Thanks

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wideopn11
Posts: 665
Joined: Mon Aug 06, 2012 12:27 pm
Car: 2012 Infiniti M37x Moonlight White

Takeda CAI
Stillen exhaust w/ MeganRacing Y-pipe
SCALE coilovers 16K/10K F/R
Akebono BBK
Cusco strutbar
25mm spacers F/R
Uprev tune by seymore4
Location: Charleston, SC

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You can reuse the OEM bolt and the BC kit also comes with the nut. I can measure this weekend and see if the info is labeled on the bolt and nut size needed.

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wideopn11
Posts: 665
Joined: Mon Aug 06, 2012 12:27 pm
Car: 2012 Infiniti M37x Moonlight White

Takeda CAI
Stillen exhaust w/ MeganRacing Y-pipe
SCALE coilovers 16K/10K F/R
Akebono BBK
Cusco strutbar
25mm spacers F/R
Uprev tune by seymore4
Location: Charleston, SC

Post

So umm, yeah...after 3 hours of fighting with this seized bolt and bushing...I win!

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User avatar
wideopn11
Posts: 665
Joined: Mon Aug 06, 2012 12:27 pm
Car: 2012 Infiniti M37x Moonlight White

Takeda CAI
Stillen exhaust w/ MeganRacing Y-pipe
SCALE coilovers 16K/10K F/R
Akebono BBK
Cusco strutbar
25mm spacers F/R
Uprev tune by seymore4
Location: Charleston, SC

Post

And also the video above method for removing the bushing and pressing the new one in worked like a charm. I was literally stupid easy to press that bushing out and install the new one with the right tools. After cutting the old bolt out first of course...

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Debonair
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Awesome!

Malbec 56 Beast
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Wide,

The reason you had so much difficulty is that there wasn't nearly enough open beer bottles!

You let us down, I don't know if I can forgive you for that.

Beginner!

Lol great work man.

User avatar
wideopn11
Posts: 665
Joined: Mon Aug 06, 2012 12:27 pm
Car: 2012 Infiniti M37x Moonlight White

Takeda CAI
Stillen exhaust w/ MeganRacing Y-pipe
SCALE coilovers 16K/10K F/R
Akebono BBK
Cusco strutbar
25mm spacers F/R
Uprev tune by seymore4
Location: Charleston, SC

Post

Malbec 56 Beast wrote:
Mon Aug 28, 2017 3:59 pm
Wide,

The reason you had so much difficulty is that there wasn't nearly enough open beer bottles!

You let us down, I don't know if I can forgive you for that.

Beginner!

Lol great work man.
:rotfl Oh there were plenty good sir :lolling:


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