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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12
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3answers
2k views

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 ...
4
votes
1answer
630 views

What can be done about noisy spring seats?

On a MacPherson strut car, sometimes the springs of the front suspension will bind in their seats, and when turning the wheel sharply at low speed (or at a standstill) you end up with a kind of "bung, ...
11
votes
4answers
16k views

How to diagnose high speed vibration?

I get a vibration at high speeds (50+), can feel it particularly in the steering wheel, front seats, dashboard. I have been trying to figure out what's going on, keeping in mind that: All 4 shocks ...
10
votes
0answers
52 views

1968 Beetle Front Shocks (Koni)

What are the correct size Koni front shocks for a 1968 Beetle at stock height? I purchased the (red) Koni D 80-1787 which Koni's site recommended as a stock shock replacement. My mechanic says ...
4
votes
1answer
48 views

Coil Spring Load and Ride Quality

Is there a difference in coil spring load between different engine options for the same model truck? For example, I have a 1993 C1500 with a 5.7L. Can I use coil springs from another 1993 C1500 but ...
2
votes
1answer
2k views

How to determine the compressed height of a spring?

I am looking at replacing the springs on my vehicle and am trying to get stiffer springs while avoiding a major change in ride height. With my vehicle, one of the old common ways to do this was to ...
3
votes
2answers
6k views

How to reduce vehicle swaying (body sway)

I have a stock 2010 Acura TSX. I don't know what the official term is (maybe body sway) but I would like to reduce the amount of swaying it does as I'm going through turns, especially at higher ...
7
votes
1answer
88 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 ...
4
votes
1answer
48 views

Wheel Positioning - Camber and Toe

I have a baseline of information regarding camber and toe. Why would I add more or less camber to my wheel unless I'm a NASCAR drivier making only left hand turns and want better traction for that ...
6
votes
2answers
156 views

1988 Jeep Wrangler - How do I do a DIY alignment?

Have a friend with a '88 YJ. He wants us to tackle an alignment job on it. It's pulling to the right. We can see the rear axle is not aligned and tire rubs on one side. It looks like it might be ...
3
votes
1answer
49 views

How to remove front forks on motorcycle

I've got my motorcycle up in the air about to pull the frame up off the engine but I need to remove one last thing. I got everything taken apart except this center bolt holding the front forks on. ...
5
votes
1answer
133 views

Differences between pullrod and pushrod suspensions - Pro's and Con's

Can someone please explain the differences between a pullrod and pushrod suspension and provide the pro's and con's of each configuration? Typically these suspensions are used on open wheeled ...
6
votes
1answer
96 views

Load on bed of pickup for extended period of time

I just got a Toyota Tacoma 2012 Sport long bed. I'm an artist and I make driftwood horse sculptures. I have two horses on the bed of the truck currently which comes to about 500 lbs. I intend to ...
3
votes
1answer
2k views

Motorcycle Front Forks: Fork tube stuck in bottom pipe - clunking sound when trying to remove

I'm rebuilding the forks on my CB400 project bike [ turning into a street tracker ;) ] The process from the manual is pretty straight forward: 1) Remove the front fork bolts and drain oil 2) With ...
4
votes
2answers
3k 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. ...
1
vote
1answer
29 views

'04 Echo shock mounts, Type A vs Type B

So I'm noticing quite a bit of rust on my strut and near the mounts, and I was thinking about doing this myself. So when I dig into the service manual, and possibly ordering parts, I found a not so ...
2
votes
1answer
157 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 ...
1
vote
1answer
83 views

How do I stop my shock spring from rubbing?

I replaced the passenger side front shock on my 2009 Mazda 5 almost a year ago. It has been making noises, and upon inspection I see the coil is rubbing on the nearby metal. I don't know how to ...
3
votes
0answers
38 views

Terminator 2 1990 Harley Davidson Fatboy FLSTF technical information [closed]

I am doing a project for class about the Harley Davidson Fatboy, and I need to find the values for the spring constant of the bike used in Terminator 2, and whether or not it used a custom suspension. ...
2
votes
0answers
54 views

How involved (crazy) is it to lift my Pontiac a couple of inches?

I'm a pretty experienced DIY-er, but I'm not familiar with the process for lifting a car. How involved is the process for just 2-3 inches, and can it be done for a vehicle that doesn't necessarily ...
6
votes
2answers
194 views

GSX-R front suspension technology timeline

I have noticed that people frequently choose the GSX-R front end for a front end conversion on old bikes to improve handling and comfort. The GSX-R was produced from 1985 through the present, and I'm ...
3
votes
1answer
463 views

How can I increase the ride height of my vehicle?

2001 Buick Regal It already has a naturally low ride height, And I feel like I've lost some over the years. The suspension is stock with the exception of new shocks I installed about 6 months ...
1
vote
1answer
461 views

Clicking noise when starting from low speed, going over bumps

I have an '04 Echo that had the sway bar link replaced. However, a new annoying sound has developed. It usually happens when I'm starting from a dead stop, or going over bumps at low speeds. The sound ...
7
votes
4answers
2k views

Alignment is out of spec a tad - should I worry?

So I bought new tires recently for my 2002 Nissan Sentra and wanted to make sure that my alignment would not eat them up. Even though effectively my entire suspension/axle system was overhauled ...
3
votes
1answer
49 views

Repeated rear bearing hub assembly failure

('04 Cavalier; 120K miles) I'd been having a whining noise on (highway) left turns. I found significant play in the right rear hub assembly, which I replaced. In less than 200 miles, the same ...
1
vote
2answers
138 views

Does “bumping” up and down a kerb damage my car?

My driveway does not have a dropped kerb, so every day I have to bump up and down the kerb. Does this do any damage to my suspension or tyres doing this every day? If I do it quickly (say at 5mph), ...
2
votes
2answers
498 views

Does hitting the exhaust on bumps (Bottoming Out) damage my car?

I see hundreds of exhaust scrapes on speed humps and things, or general gashes in the direction in which cars travel over them. Does hitting the exhaust on bumps damage the car? It's probably ...
1
vote
2answers
514 views

severe tire shake at highway speeds under acceleration

I have a 2005 Honda Odyssey with 201000 miles. At speeds above 60mph there is a heavy vibration from the front wheels. It is gets worse when accelerating and will smooth out immediately upon lifting ...
2
votes
1answer
118 views

Is it safe to lower the S550 (2015+) Mustang by 1" in the northeast US?

I have seen 5.1" and 5.9" listed as the ground clearance on the S550 (2015+). I don't know which is true, but I would like to lower the one I have ordered by 1" to improve handing. Is this safe to do ...
2
votes
2answers
209 views

How to make ride less bouncy?

In my 2003 Opel Agila, the ride is really bouncy. Whenever I go over bumps in the road, it feels like I am almost out of control. It is generally a bouncy car, but it this one seems to be worse than ...
2
votes
2answers
2k views

Crackling/popping when wheels move at slow speed (e.g., rolling forward in drive)

My suspicion is that there is something loose (pebble, rock, or some other small, foreign object) behind the hub cap, but I hear a crackling or popping sound (almost like Pop Rocks or Rice Krispies) ...
2
votes
1answer
910 views

Leaving heavy load on the back of a pickup truck

I was wondering if it is bad for a pickup truck to keep a heavy load in the back (e.g. 1800 lbs) for prolonged periods of time (e.g. 2-3 days), assuming the truck is not in motion. The disadvantage ...
7
votes
4answers
2k views

Car pulls to right when letting go of accelerator?

I'm driving an old Grand Voyager minivan temporarily, and notice that when I accelerate then let go of the accelerator, the car pulls slightly to the right, and I have to correct it by steering a ...
1
vote
3answers
71 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. ...
-2
votes
2answers
162 views

Which cars are more comfortable? [closed]

If you're driving for around 4 hours continuously which types of car would stand out in comfort? For example sedan or suv, or any other type. Definition of Comfort: Less noise Ease of getting in ...
1
vote
1answer
65 views

When to get an alignment

Sometimes it can be hard to tell when your vehicle needs an alignment other than when there are obvious warning signs. For example, steering wheel off center when driving straight, car veering to one ...
1
vote
1answer
41 views

turn-sensitive road noise

'04 Cavalier, 115K. Tires are decent, and don't seem to be wearing unevenly. Low-pitch droning noise at highway speed. Originally, this was only when steering left; but now, also when going ...
5
votes
1answer
207 views

Rust underneath rear of car (Toyota Mk1 MR2)

I have recently acquired an old (1989) Mk1 Toyota MR2 and took a few photos of the underside rear of the vehicle. There seems to be a fair amount of rusting on the rear axle and gear box: gear ...
2
votes
1answer
37 views

Suspension broken - attempting triage

My wife's Honda Jazz hadn't been driven for a few days, and on driving out of our street yesterday there was a large clang and the front right corner dropped an inch. Turning the wheel lock to lock I ...
3
votes
1answer
60 views

Why would I feel disbalanced or thrown around when riding a motorcycle

I have a Yamaha XJ600N, and at various points of time when riding around in the city at 50 to 60 kph I have had this strange feedback from the wheels or suspension that makes me feel either slightly ...
1
vote
2answers
52 views

New struts on a 2000 model year car with 225k miles, replace coils?

Should the suspension coil springs be replaced on a Toyota Celica that is 15 years old and has 225k along with the struts or do the coils never really go bad? How about the top bearing plate?
4
votes
1answer
647 views

Do the front wheels turn a little bit on potholes and bumps?

I just replaced the inner and outer tie rods on a vehicle, and some time later was thinking about the linkage. I don't recall if the inner ball joint was at the same location as the inner suspension ...
3
votes
1answer
252 views

Why is my car tramlining(pulling/veering when I hit road imperfections)?

So twice this has happened, and the first time it was much more violent. So far I have replace the upper control arm "inner" bushings on the right side but today it happened again, but not as bad, and ...
4
votes
1answer
181 views

How to improve suspension on my bike TVS Star City 110 CC 2012 Model

I ride a TVS Star City 110 CC 2012 Model bike weighing 109 Kgs. I am feeling uncomfortable with the bike suspension. When I checked with my mechanic, he said it is fine. I can feel it is jumping even ...
2
votes
3answers
258 views

Does briefly flying in air hurt my car?

I drive a big SUV (infiniti qx80). I was going down a steep hill at slightly above the speed limit (around 45mph), and the road had a bump like this: My car flew briefly in air and then landed. I ...
2
votes
2answers
362 views

My motorbike handle gets a hit when I hit a bump or pothole

My 2 month old bike is a 200CC Bajaj Pulsar (made in india) with only 2000kms on the odometer. I have ridden it carefully. I touched 100km/h accidentally on a drag race with my friend, just one time, ...
1
vote
1answer
178 views

Is Honda Shine Rear-Suspension claimable on Warranty\Extended Warranty [closed]

I own a Honda Shine (125cc) bike which started giving a less cushioning problem on its rear suspension since it was near to its second service (1200 km, 5 months from purchase). Though I told the same ...
4
votes
3answers
2k views

Removing badly rusted and broken bolt from suspension

I'm stuck trying to replace the rear lower control arms on my 92 Civic. One of the bolts was broken, and while I've now gotten the old arm off by taking a Dremel to the bushing and bolt, part of the ...
0
votes
2answers
89 views

Can a 41mm shock be replaced in Bajaj Pulsar 150 by removing the company fitted one?

Can the OEM shock be replaced on a 2008 Pulsar 150? I would like to remove the OEM shock and replace it with a 41mm aftermarket model.
6
votes
3answers
533 views

Trying to figure out the name of this car part!

I got new tires today and saw that the part that's circled is broken on my car. It looks like it just snapped at the top because part of the bolt appears to still be in whatever the tube is. Anyone ...