filling control arm bushings with polyurethane

Daystar, Toyota Tundra Control Arm Bushings Upper and Lower Front, fits Tundra and Sequoi… (Ford Explorer 2006, 4.0L MFI SOHC 6 cyl..). The pressure between the bushing and the metal keeps the bushing centered. Blue or Red still are not affected by higher heat, oxidation, and/or cracking? Squeaking occurs when the bushing rubs against metal. With that in mind, you might as well get the part that’s going to keep your wheel camber steady longer. Loose suspension parts, constant mis-alignment, and annoying noises are common symptoms of a failed rubber bushing. By utilizing the best durometer for each bushing in a suspension, the result is a careful balance between NVH and performance. Hope those body mounts work out for you and if you’re looking for some control arm options we hope you’ll keep Suspension.com in mind Please give us a call if you see anything you like. They would typically be doing that already (anyway), and if it is an issue you can try tightening their fastener or putting foam tape in mating areas to decrease their movement. Running wider or stickier tires or an aftermarket sway bar could have an effect on the rate of wear as well. If you have any questions about specific parts feel free to contact the amazing customer support staff at Suspension.com and they will get you whatever information you want. What are you replacing? Using a softer material such as rubber for a suspension bushing means foregoing a lot of performance benefits in order to achieve a smoother ride. Ride smooth and drive hard. Blue or Red somewhat softer than White’s? As an added benefit, POLYGRAPHITE® is impervious to grease, oil, weather, and other natural elements and will never dry rot. It is a great write up, but I can’t take credit for it and I will pass along your praise to Drew! These grooves or knurling help prevent grease from squeezing out. If you have any other questions please feel free to contact our knowledgeable customer service staff and they will help you. They are all meticulously restored and will not see racing or off-road use. The front control arm bushings will give you a little more vibration, but they hold the alignment of your front wheels longer and more securely than rubber. Or also entrapping less water in the nut threads when nut is downward? If there’s no squeaking then you’re probably ok. So if the squeaking is your biggest concern I would suggest giving the poly bushings a try, for the performance advantage, and making sure they’re well greased. DST covers all poly bushings we sell with a lifetime warranty, even on brands that don’t have a manufacturer lifetime warranty. As far as ride quality, I’ll say this, If your switching to poly be prepaired for a rough ride. so thinking I’m gona go the spherical route. Some thermoplastics are Red. Poly bushes don’t last forever (I have to add that they routinely last longer than rubber) I ran your setup by our resident ASE Certified mechanic and he said you’re at a point where you need to decide if you want a dedicated track car or something you can drive comfortably on the road. Just remember the differences in: Rubber and polyurethane, while different in performance and feel, are actually more on the middle ground in the scale of bushing material. Let us know how it’s handling and good luck on the track. Polyurethane bushing engineers design the hardness bushings specifically for each vehicle. Glad the information was helpful! 2. I know you said the polys won’t need grease for about 5 years, but what are your thoughts about my particular situation? and like stated you can do just do the sway bar to start. If the bushing rotates and rubs the outer metal shell as the suspension travels, squeaking can occur. not sure why but my self and all the people I know running poly set ups are having the same issues. If your VW B5 Passat or Audi B5 A4 is experiencing creaking or clunking noises, out of specification wheel alignment, excess tire wear, wandering suspension or just general poor road feel, it may be time to replace your front control arm bushings. If you could tell us what brands those bushings were we’d really like to know and how long ago you had this experience. Some would rather keep the soft bushing and its characteristics even if they have to replace it again in the future. I really don’t understand why so many people say its bad with poly bushings. I’m having trouble finding new control arms for my 1998 camaro with rubber ball joints pre-installed, all the Moog and Mevotech are poly and I’m afraid it will give a rough ride. It is definitely a preference issue. My main concern is water or mud intrusion on the control arm bushings and causing premature squeaking. Polyurethane bushings have this stigma that they WILL 100 percent absolutely squeak. That said, the polyurethane bushing grease provided by manufacturers is essential for the quiet and smooth operation of the bushings and is recommended every 4-5 years. Looking for the bushings preinstalled in the arms for a quick bolt-on solution you can find that here. most of us have just went back to rubber tie rod ends, while retaining the poly end links. I wouldn’t recommend them for a cruiser or any car that you intend to drive for long distances. This is a fun topic because there are a lot of misconceptions out there regarding polyurethane and squeaking. Changine the factory bushings to Polyurethane Bushings in your ... More Than BushingsPolyurethane bushings can be built for any suspension but go far beyond just control-arm and sway-bar bushings. It’s probably not as big a concern with the kit you’ve got but more often than you’d think the stock sway bars can vary in size even on two vehicles of the same year model. happy motoring and thanks again for the input. With the feel of polyurethane, the vehicle seems to be an extension of the driver himself, far more than rubber would allow. Thanks for reaching out and hope this helps. If the 65 ShA polyurethane bushings have all the benefits of the typical harder polyurethane bushings, but provide the same ride feel and characteristics of the rubber bushings, this would seem like a no-brainer to me. Josh: also kinda off topic but avoid the drilled and sloted rotors while your up-gradeing.6years of real world daily driving testing and racing on my part on brakes and suspension,trying different combinations.optimal set up for street performance is poly bushings,blank rotors and believe it or not semi-metallic pads,unless your at the track then ceramics.take the money you save not buying those fancy drilled rotors and invest it in poly bushings :tup: Yes, any time there is movement in the bushing, energy transfer through it, it will dampen that less and will result in that energy causing your loose interior panels to rattle or squeak. think I’m gona go ahead and do new k-member and finally do the ls3 swap while I’m at it.time to do a serious track car. Rubber is damaged after repeated flexing and stretching. Skip to main content. Thanks Josh. Great article, well written and filled with a lot of useful information. With that said, I do use it like a truck, road noise and vibration are kind of a gimme with 265/75/16 Nitto a/ts, my truck does occasionally see some mud and water up to the frame, I’m not out mudding but unfortunately I do have some deep holes of water and mud to pass through to get to my camp in the woods. The OEM part is almost as expensive as the HQ aftermarket options… Squeaking should not be an issue with poly-bushing links as they will be assembled by the mfg as a new part. Any thoughts appreciated. At around 4 to 5 years, the lubricant may have rubbed off enough that you’ll begin to hear squeaking. It’s a free country and we’re all entitled to our opinions At the risk of diving down a rabbit hole I’d like to address a few of the concerns you presented and give the counter argument in a few cases. b. We would love to know how those bushings are holding up after 10 years. That’s where polyurethane comes in. I just spoke with a tech from Energy Suspension about your specific question concerning body mounts and body roll. Specifically we’ll look at the differences between rubber and polyurethane in: When asking the question, “which is better for bushings: polyurethane or rubber?”, you must first acknowledge that this is a relative question. It sounds like your truck goes through quite a bit The biggest factor you want to consider when choosing between poly and rubber bushings is comfort vs performance and durability, but as far as noise, using the manufacturer’s polyurethane bushing grease is the best way to reduce the chance of squeaking. Josh: Hope you are able to find something that works for you. In any case, their kits come with a lifetime warranty so I would expect the bushings to be designed to last. Again your materials articular is very great !!! end links wear out with in a year with aggressive driving, the tie rod end with in 2 years. As the suspension travels the bushings stretch and compress to comply with the suspension movement. The effect of this is a smoother ride in the car. Is there anyone that makes after market bushings for our car? My theory is this: I can upgrade and enjoy the benefits of poly suspension bushings in the sway bar, control arms, and motor/trans mounts (already done) but use factory style rubber body mounts to help dampen any NHV felt in the cab. I bet they could make exactly what you need. gearing this car for track only use. I know the original rubber bushings have a ShoreA hardness of around 60-65 ShA. rubber bushings with Prothane's polyurethane control arm bushings. But the surest sign that the bushings need grease is when you can hear squeaking. polyurathane aint the ants pants full stop,theyll crumble,ive used various brands three/four times the price of rubber on a few cars and they sort of break down faster than rubber,initially they seem ok. Polyurethane and thermoplastic have similar properties so the identifiers are sometimes interchanged. Now whether this was because they thought it was the “best” or just the “cheapest” is a topic for further debate. 5. If you’re replacing a part on your daily driver, and you don’t mind the fact that you may have to do it again years down the road, then rubber bushings are fine. You can order this part by Contacting Us. Do you happen to have any pictures of those crumbling poly bushings? Entropy will eventually run its course and the bushing will wear out. Over time, unfortunately, gunk can get in the tacky grease or the grease could rub off. also if you have the adjustable control arms,panard or any other components installed you will need to adjust them every once in a while. There’s a company in Sullivan MO called ATRO that can “pour” all sorts of special poly bushings some that are bonded to one surface but not the other. Thanks Shawn. In the case of sway bar bushings, polyurethane is almost always going to be the best option, because like you said, most of the work is falling on those mounting bushings to keep the bar functioning properly. Unfollow polyurethane control arm bushing to stop getting updates on your eBay Feed. I have a factory specification of 17k for these bushings? Others, however, want a part that lasts the lifetime of their vehicle. However this can lead to a lot of excess suspension movement and a slower response time in your handling. When a lot of them are working together in unison, they violate the standards of NVH. Spherical bearing mounts will definitely firm up your suspension even more, but you are REALLY going to feel the road. The cheap control arms have rubber but I prefer a brand I know to be quality. These are two bushings within the same kit so apparently, Prothane uses different grease retention designs for different bushing positions. Rubber is what comes standard when your car is brand new. their O.D by medal. The great thing about about polyurethane is its longevity, even in lower levels of hardness. Shipping is about $14 : AVAILABLE NOW: Bushing Set for Cast Control A-arms 1990-1995 Learn more. The best I can do is to say that as long as there is grease on the bushings they won’t squeak, and the polyurethane bushing grease that the manufacturers send with their bushings is designed to stay put and keep everything else out. Polyurethane bushings are generally considered a durable performance option but some lower durometer poly bushings can offer a comfortable ride while still maintaining their shape better and longer than rubber. 1. As for distortion – With all things there are varying qualities of polyurethane bushings. If I were you I’d look for some bushings with grooves (knurling, cross hatching) molded into the inner diameter of the bushings. On the bright side, most polyurethane sway bar bushings are split so to install them you don’t have to disconnect the sway bar at all. They have an equivalent in the Holden Commodore but they aren’t exactly the same so their priority is research and development for that vehicle. Poly bushings don’t compress after install so the height of the bushing out of the box is what you’ll have miles down the road. A rubber O.E. I spoke with a representative of SuperPro, a highly respected aftermarket suspension parts manufacturer, to get some expert insight on this topic. Not discounting your experience, just sharing what we’ve seen as well. The industry has come a long way since the first urethane bushings were introduced and most manufacturers offer lifetime warranties these days, and they wouldn’t be in business long if they were having to send customers free bushings all the time. There is likely a polyurethane bushing that would fit your dimensions but it would not provide the same ride quality as the original bushings. He has converted to polyurethane body mounts and they are holding up much better. Results 1 - 25 You are over-thinking it. But what happens when you’re driving fast and want to turn quickly? Now, down the rabbit hole: They switched their materials and the polyurethane type was translucent white while the true white is thermoplastic. Thank you for the reply (and Drew for the write up). Wow what a read, I have a 98 Toyota Prado with 335000 on the clock, about to replace the lower ball joints again after a few years this time with a 555 brand but also not sure which lower control arm bushes to use (Rubber/Poly) I have also had a new steering rack replaced 14 months ago which I had the super pro bushes put in with this also the shocker struts with super pro as well, so I was debating with super pro or Original Rubber for Lowrr Control Arms bushes, the Prado is our family daily driver & we do drive interstate but also like to use on 4×4 tracks not major extreme but just to use what the beast is made for as well, by writing this I think I’m back to being keen on the Super Pro’s as my tires are noisy on the road anyway plus with the 4×4 full of kids this would possibly draw out any more noise gained, only issue Is my dash has always rattled flat out over bumps anyway so we’ll see how this turns out I guess fingers crossed. However, their suspensions are all original factory (rubber bushings that are all at least 25 years in service now). A control arm bushing plays a vital role in a suspension. In this article, we’ll discuss the pros and cons of each material. It's high effort but it does make them a little less sloppy. But the factory OEM bushings (rubber) are pretty much discontinued from the manufacturer now. If you have any questions about fitment for your specific vehicle you can contact the customer service folks at Suspension.com and they will be more than helpful. I would be sure to check them often and make sure they aren’t warping or cracking since bushing failure could cause more serious complications. where can i buy poliuretanic bushes for my car ? The suspension is fairly stock, lowered with spindles up front, blocks out back, and ZQ8 springs all around, and is desperate need for an upgrade/rehab. All of our control arms feature our exclusive Polyurethane/Delrin bushings. Not only will these provide a noticeable improvement in steering performance, but they're also guaranteed to last a lifetime! In my case I drive extremely aggressive. Thanks for the question Abdullah. Seeing as how I probably will not own the truck in five years I will opt for rubber bushings except for the sway bar bushings, end links and control arm bushings. That just goes to show how important your choice of grease is, but all in all people have different experiences. In my experience poly bushings only last 5 to 10 years Vertical bolt with a tube outer sleeve type. Really it all comes down to: What kind of driving are you doing? There are some instances where poly bushings can be used in place of rubber without any increase in NVH (noise, vibration, and harshness), such as the sway bar bushings or end link grommets. Thanks Brit. I cannot wait to see what you do with this baby!! Always best practice to use the factory settings. is not that a concern when fitting poly bushings. It’s waterPROOF and sticky as all get out. Thanks for the comment. Thanks for sharing some different options Adain. of 1711, 25 Records Per Page The bushings in your lower control arm are made of rubber or something like polyurethane. I'm asking because I had a 99 Maxima back in the day that I replaced the control arm bushing with Energy Suspension polyurethane ones and it made a MASSIVE improvement in steering feel. Others like to drive their vehicle aggressively and don’t mind the added NVH polyurethane brings with the performance boost. Hope this helped with your decision, Stephen. We've got control arm bushings for select vehicles that will help you corner like you're on rails. In other words, it softens the blow from the road. they poly lets you feel every nook,cranny,and pebble in the road. than the White’s? Polyurethane doesn’t have that problem. The problem is if the polyurethane part is poorly designed, the grease could be squeezed out and you are left with no lubrication between the polyurethane and metal. If you install the bushing properly, and lubricate the bushing well, there will not be any squeaking. Polyurethane control arm bushings are going to transfer more vibration when compared to rubber but they will hold wheel alignment much better, so not a bad trade. It’s a common concern among folks who are trying to decide between poly and rubber bushings. Road noise is minimal. Since those parts just connect the control arms of the vehicle they transfer almost no vibration from the road to the frame, so you can still enjoy the body roll reduction of poly sway bar bushings and keep the factory comfort setting of your vehicle. I have also read that replacing rubber suspension components with poly can put too much flex/stress on the body upon cornering. Don’t know if anyone is still reading this? Regardless, rubber is what came stock on your vehicle. The design variations that you mention in regard to D bushings all have to do with grease retention of poly bushings which, as you pointed out, can sometimes be a problem especially in wet, adverse terrain. With the formulas that manufacturers have developed you get the durability of poly but still retain some of the give of rubber. You cleared up many of the misconceptions I had as well. Sway bar link bushings are said often not to be over tightened. understeer is my biggest issue I’m trying to address.so hope fully it will help a little.may just be car is just to heavy for hardcore track use.time will tell. Trying to find that sweet spot between comfort, performance, and longevity can be a real challenge and we’ve spoken to some poly bushing manufacturers about their thoughts on the subject. First of all, poly bushings can come in different durometers (hardness) and while rubber sits around 50a poly bushings usually range from 65a to 95a. So these bushing are already going to take a beating, and that’s before you put the weight of the vehicle and the stresses of the suspension on them. Good luck with the project David and let us know how it turns out! This should give you enough general information to determine whether rubber or polyurethane is the best choice for your vehicle. But if your switching to poly that’s kind of the point. In comparing rubber bushings against polyurethane, its much the same. The manufacturer’s set the bushing durometer to what works best in that specific suspension bushing. But stock rubber ones last 15 to 20 It is important to clarify that rubber and polyurethane are not polar opposites. SuperPro is just one poly bushing manufacturer that spends a lot of R&D time in search of that sweet spot (finding specific duormeters for bushing positions on specific vehicles) and uses poly formulas as low as 74A for some applications. The squeaking problem you mentioned is handled by applying the grease that comes with the bushings in every aftermarket sway bar bushing kit (at least the ones DST sells) which should be done, not just for the noise, but the health of the part. I spoke with our experienced ASE certified mechanic on staff and he said that he’s never encountered frame damage that was caused by cornering with polyurethane bushings. Prothane polyurethane bushings are designed to last up to 3 times longer than standard rubber bushings and will typical improve handling and performance. This might cause more wear on some components, but again this is a trade off between comfort and performance and your choice will depend heavily on how you want the vehicle to handle vs how much vibration you’re willing to put up with. If that’s you take a look at our article showing you How to Install a Bushing Without a Press. If you decide to go with poly be sure to check in later and let us know how they do. The sleeves are the same dimension and wall thickness as the stock metal inserts, so we’re comfortable that we didn’t increase our metal/ non-metal ratio in our new bushings. It’s hard to go wrong with SuperPro bushings. The minor improvement in handling isn’t worth discomfort. Rubber and polyurethane, while differing in a lot of ways, fall more in the middle of the spectrum. Does anyone have first hand experience with poly bushings vs rubber on a K2500 4×4? Polyurethane is also an extremely versatile material. If the rubber bushing is replaced with say solid metal bushing, there’s simply close to zero stress absorbtion compared to rubber bushing so big amount of stress will transfer to B part as a whole. Consequently you won’t need to replace anything for a long time, if ever. Suggested uses include: control arms, track rods, 4 bar links, push/nerf bars, tire carrier racks, engine & transmission mounts. The guy from Texas, who is used to the average temperature of about 96 degrees Fahrenheit, would sense the relief in the 72 degree weather. Replace those faulty O.E. The best, or should I say worst, examples are sway-bar D-bushes. c. Same cases for the Sway Bar’s clamps’ mounting bolts? The catch is once those body mounts compress with the weight of your S10’s body you’re going to lose some of that cushion. Poly bushings also hold alignment much better and longer than rubber and misalignment can be the root cause of premature wear on many parts and components, especially your tires. Are you a polyurethane die-hard who would rather feel like you’re riding on rails? This Powerflex Performance Polyurethane Control Arm Bushing Set (Mfg#PFF5-4601XIx2) fits BMW E46 325xi, BMW E46 330xi., Direct Ship, Expected Ship Date: Feb … I didn’t get a real good answer on why the two bushings have different grease retention designs, but I would probably need to talk to one of their engineers for a full answer. Again, recall our sojourners from Texas and Alaska. You probably won’t be off-roading in your VW but if you go over high water and submerge the sway bar for an extended period of time then some of the grease could wash away. the top of the bolt; (less corrosion of threads being higher off the roadway)? It’s important to note that vibration will always travel down the path of least resistance so a mixed system with poly and rubber bushings will likely wear down the rubber components before their time. Most bushings job is to isolate noise and vibration, but of equal if not greater importance is the job of locating suspension components. I did a restoration on my 1974 nova 10 years ago and I used a polyurethane kit to replaced every bushing in the car. As an aside, when rubber bushings eventually wear out and leave you with a hollowed out inner diameter you won’t get a squeaking, but you will hear the clunking of your loose sway bar (which can only be fixed by replacing the bushing) instead of a squeaking poly bushing (which can be solved with a little grease). The acronym NVH applies to the noise, vibration and harshness from the suspension of a vehicle. Poly bushings are a free floating design and do not twist like bonded rubber bushings, so denser material combined with lower internal stress means poly bushings generally last much longer. Yes its a little louder, but its really not that much. 2,005 results for polyurethane control arm bushing Save polyurethane control arm bushing to get e-mail alerts and updates on your eBay Feed. In short, comparing poly bushings of 10 years ago (or even knock-offs from today) with those that have improved formulas, design, and more rigorous R&D, is not really giving them a fair shake. First, let me say Great Write Up! This is usually okay when you’re going 40 mph down the road in a straight line. I need to change the rear leaf spring front eye bushings on my ’78 Cadillac Seville. In the case of engine or transmission mounts you will likely have more vibration spread around than a rubber mount would allow. Bushing without being encased on When the suspension parts are in place and functioning as they were designed you should not get anything more than normal wear. From a purely performance standpoint there’s no reason not to get poly sway bar bushings and endlinks.

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