Questions tagged [suspension]

Suspension is the term given to the system of springs, shock absorbers and linkages that connects a vehicle to its wheels. -Wikipedia

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Creaky / Banging sound when going over bumps

I have a 2001 Hyundai Sonata, it is making a "creaky" or "metallic banging" sound when I go over bumps. The sound is coming from the right rear wheel area, is this a bad strut? When I push on that ...
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11 votes
3 answers
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What are the advantages of upside down forks?

Recently, I have come across many bikes which have upside down front forks. From browsing around the internet, I was not able to get a concrete answer for why it is preferred over conventional ...
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What is a shock absorber?

I was told that I need to replace the shock absorber in my 1992 316i BMW. When I attempt to visit a web site to order the part it does not list any of parts with this name. I know nothing about cars ...
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26 votes
7 answers
336k views

Is it safe to drive a car that has a broken suspension spring?

Yesterday I was driving home from work and heard a loud noise which I can only really describe as a "clang". After looking at it today, it looks like the spring for the front left (passenger side) ...
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8 votes
4 answers
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"Always Replace" (torque-to-yield) Bolts

I'm working on a VW Jetta and have pulled one of the suspension ball joints to replace a drive shaft. The three bolts holding the ball joint to the lower control arm are marked in the Bentley service ...
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How to diagnose "Creaking" / "Scraping" sound when entering parking lots?

My drive to work involved entering a lot that has a fairly steep grade compared to the pavement. As such, in low riding vehicles, you need to enter it fairly slowly. The thing is, recently, I can ...
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3 votes
2 answers
5k views

Suspension spring coil snapped at bottom, Is it safe to drive short distance

Hi before i start i have seen this question, Is it safe to drive a car that has a broken suspension spring? But My problem is a bit different I sat into My BMW 320d 2006 and heard a weird loud noise, ...
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1 vote
3 answers
4k views

Can lowering springs make the car handle worse?

Can lowering springs make the car's handling worse by lowering the center of gravity? I have heard the statement that the suspension geometry can be off with the lowered springs and thus actually ...
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Mechanal Damage to Front End Suspension

I took my car to an Auto Repair Shop to have the two front end control arms replaced on a 2005 Toyota Camry XLE. The the repair shop stripped the nut located in the sub-frame on the driver side. As a ...
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11 votes
1 answer
6k views

Motorcycle Speed Wobble - How do I figure out the problem?

I have a 2005 GSXR 600. I took it for a test drive and the head shakes around 65mph or so and then goes away when I go past that. It's worse when I'm slowing down without the front brake. When I ...
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15 votes
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What are the Advantages of a Single Side SwingArm on Motorcycles?

I have noticed that Ducatis , Honda and Triumph have bikes with a Single Sided SwingArm Much like most of the scooters. Are there any advantages of following this design , if so why are not all ...
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12 votes
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How Important Are the Rear Shocks / Struts

When people talk about changing the shocks or struts, it's usually the front ones due to comfort, handling and safety reasons. But what about the rear ones? How much of a problem are worn out rear ...
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6 votes
2 answers
2k views

Why do vehicles handle better with heavy loads? [closed]

Inspired by comments here: I'm not the only one who has experienced an improvement in ride and road-feel with a heavily-laden vehicle. I'm recalling a long drive I made a decade ago in my otherwise ...
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1 vote
3 answers
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Shake while braking at certain speeds, intensified with steering input

150k miles 2.0l gas mkIV Jetta, 5-speed manual. Braking at speeds of around 40mph down to 20mph there is shake in steering and overall jerky stopping. If slight steering is added(say gentle off-ramp-...
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10 votes
3 answers
33k views

Do I need to replace both front struts if one is OK

I have a car that is 7 years old and unfortunately hit a curb which bent the front strut on the drivers side. Do I need to replace both struts? Or just the damaged strut? It is similar to this ...
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10 votes
3 answers
3k views

How did luxury cars provide smoother rides without active suspensions?

It seems all luxury cars have active suspensions now, so it's not a fair comparison to "non-active" cars. But I was recently driving a mid-2000 Mercedes E-class over the same roads I normally travel ...
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9 votes
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858 views

Magnetic Active Suspension or Magnetorheological Damper

GM developed magnetic dampers for the Corvette several years back. What is magnetic active suspension and how does it work? I understand there is a magnetic fluid in the shocks but how, deep down, ...
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If one coil spring needs replacing, do I need to replace both?

I just had my car serviced and they discovered that the front, near side coil spring is "incomplete" and needs replacing. I'm getting conflicting advice about whether I need to replace both front ...
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7 votes
1 answer
4k views

What makes a worn car shock spongy and soft?

I'm unfamiliar with car shocks. In motorcycles many rear shocks are charged with nitrogen which acts like a spring. I've seen motorcycle shocks that I've rebuilt have the correct amount of nitrogen ...
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5 votes
3 answers
380 views

Questions About the "Death Wobble"

I have a 1999 Jeep Wrangler (4 cyl) that has been infected by the infamous "Death Wobble". If this term is too slang then here is an article that can explain it better than I could hope to. I would ...
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My Ride is Still Very Bouncy after Changing the Struts and Strut Mounts

I just changed the front struts and strut mounts on my 98 Mazda 626. The old ones were completely shot. While I noticed an improvement in the ride, it wasn't nearly as much as I expected, and quite ...
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4 votes
1 answer
30k views

Consequences of failing to replace bad struts and sway bar bushings

My car is kind of a beater and I don't want to pour money into it. Apart from a bumpy ride, is anything really bad going to happen if I don't replace these parts? For example, will this put a ...
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4 votes
2 answers
25k views

Bent front fork on a bike

There's a previously owned 2009 YAMAHA FZ16-S that I'm thinking of picking up. It has a slightly twisted and bent fork (plausibly caused by an accident). It's only apparent when you ride it for a bit. ...
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3 votes
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What brand of front shocks would you recommend for 2004 Cadillac Escalade 2WD? [closed]

I have a 2004 Cadillac Escalade 2WD V8 5.3L (215K miles). I'm looking at replacing the front shocks myself, and was wondering how to intelligently select a good replacement for them?
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3 votes
1 answer
374 views

Aftermarket Pneumatic Suspension - Pro's and Con's

I am trying to estimate the feasibility of installing an after market pneumatic suspension (called sometimes air bags suspension?) for a VW Tiguan. The Touareg, for example, has a factory optional ...
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2 votes
1 answer
4k views

What to do about this rust on trailer wheel, suspension and part of axle?

I'm working on my 9 year old box trailer (a Lynton Loadtrekker), replacing the rotten plywood floor. There is some rust - see the pictures below. I think this is a torsion bar suspension system (...
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2 votes
1 answer
4k views

Rumbling noise on sharp left turns

When I do a sharp left turn (like in runabouts or hairpin turns) I hear a rumbling noise (a grumbling sound, often also like rubber rubbing against metal) from the front of my car, also I can feel a ...
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2 votes
3 answers
2k views

Front End Alignments

I recently had my vehicle in for a front end alignment. They told me all of my shocks were bad, causing all of the problems, and that they would not be able to align the front end with those bad ...
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  • 744
1 vote
2 answers
206 views

Why does the rear suspension compress when the e brake is applied, but not when the foot brakes are replied?

The title explains the question fairly well. The rear suspension also dips when power is applied (in the case of launch control). Does this phenomenon occur on independent suspensions, and why exactly ...
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1 vote
3 answers
213 views

How do I prevent bushing wear and what parts besides the suspension uses bushings?

I just did my upper control arm bushings on my Honda because it's lowered and I have an aftermarket control arm with camber adjustments. The wheel would pinch inward and send me toward the roadside. ...
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0 votes
1 answer
201 views

Can rear shocks affect comfort at the front?

Can bad rear shocks affect the ride quality at the front of the car? Or are they only noticeable for back passengers? My car was really "bouncy", so I replaced the front shocks. Even though ...
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0 votes
1 answer
279 views

Downsizing rims from 14" to 13", what is the optimal tire size?

My car: Suzuki Celerio (EU/India) / Alto (Asia) 2010 mdl. Hi, I'm downsizing from a r14 rim size to a r13. Current tire size is 155/65/r14 and that is the OEM size. My current rim spec is 14x5.5 et38 ...
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