They’re amazing, and worth checking out as a first step. Our take. The price of bicycle-specific ceramic bearings has been stupidly inflated. Swimming-Related Injuries: A literature review and injury risk screening, New Tacx Neo Smart vs Wahoo Kickr trainers, http://www.ebay.com/...0:g:Z2gAAOSwTCZZcm~f, https://hawk-racing.com/...ailleur-pulleys.html. But, derailleur pulleys are an easy bearing application because the forces are low, so you don't need to worry much about ceramic vs. metal and ABEC grades, etc. Ceramic Speed’s FAQ says the OSPW is compatible with up to a 28-tooth cassette. [, Re: Ceramic replacement pulleys. Illiac Artery Endofibrosis - I've got it. Ceramic Speed is worth the money, but if on a budget, F1 Ceramic is similar (same grade, coated options) for much less. The Dura-Ace seems to have a better spring return and pulleys. [shoki] I think I paid $15 for the pair. You probably have some play in the pivots after all those years. If you have a 10 year old derailleur, I'd say just buy a whole new one. View Details. When a bike with ceramic bearings goes over a bump, the ball bearing (which is harder than the steel race that contains it) strikes the inner surface of the race. No. People who say, "Laughter is the best medicine.." have never been on the receiving end of a morphine drip.. Not worth it. If you want to know more on the scientific facts of the matter take a look at the video below! I'm looking for affordable performance that won't break the bank (ya,ya spit that coffee out on the screen as you laugh) and since it will be an upgrade I am also looking for something with red anodizing available for color scheme. But a bicycle is expected to cope with a vast range of conditions, rain and dirt, and where maintenance schedules may be less than optimal, and the last thing you want is to ride bearings without grease. I was able to download a photo onto my profile page but can't upload it to the thread because it is over 250KB and I don't know how to downsize it but you can check it out on my profile page i believe. Hello there i was wondering if whether an under drive pulley upgrade is worth it. They are widely used in bulk material handling applications, reliable performance and longer service life. Let's analyze the pros, cons and applications. ----------------------------------------------------------------------------------------------------------------------, Oh come on, John. The only load those pullies have on them is induced by the tension spring. Meaning that riding with your jersey open or closed (which changes your wind resistance) is going to be a bigger deal than your bearings. In 105?? Kinda strange whatever the bearing is made of. 17116 Bob's Gap Rd, Valyermo, CA 93563-0056661.944.5239slowman-AT-slowtwitch-DOT-com. Ceramic Pulleys Factory - Select 2020 high quality Ceramic Pulleys Factory products in best price from certified Chinese Rope Pulleys manufacturers, Ceramic Wire Guide Pulleys suppliers, wholesalers and factory on Made-in-China.com [Montanaman42] Sure as hell just looked and felt like a plastic bushing. Before you criticize someone walk a mile in their shoes. For a good safe bet replacement, OEM are fine. I do not notice any difference at all. i looked on the site initially and got turned off with the $7.95 purchase price for the report just on pulleys. Am I gonna feel the difference? So go for it. Official FIT ASSISTANCE for Canyon Speedmax CFR, CF SLX, and CF (disc & rim brake), Official Canyon Speedmax CF Owners Thread, Official FIT ASSISTANCE for Cervelo TT and Triathlon Bikes. CeramicSpeed ceramic Pulley Wheels offers smooth and precise shifting and less drag. They deliver the pulley wheels with the metal Tacx bearing included and Jacob also includes a bit of special lubricant. Their $15 report package is totally worth it. [jaretj] Are they worth it? The question is: Is it really worth it? $51.99. That really can save you more than a watt. Fitting ceramic bearings on your bike may be a bit like fitting a Formula One gearbox in your Ford Fiesta and expecting it to perform as well after 100,000 miles. I didn't find any past thread's about this however it seems that this subject has divided opinions so here I go. If they still feel clean and smooth, no benefit to changing. Sports Hernia/Inguinal Disruption Surgery. Definitely no. [, Re: Ceramic replacement pulleys. Preventing Iliac Artery Endofibrosis - Cycling Overuse Injuries. In my opinion, the 105 and Ultegra work nearly the same. Well I do like a stealth machine so that helps the decision factor. Battle of the frames: Felt IA 10 vs IA 1? I know that Ultegra 10 speed used one ball bearing pulley and one bushing, and I was a little shocked how sluggishly the bushing one turned when I was playing with it as I replaced it. Used them on an ultegra derailleur. That way when you criticize them you'll be a mile away & you'll have their shoes. That being said, I do use jockey pulleys with the ceramic bearings. I have DA and Ultegra. The better it rotates the fresher you will be at the end of a pedal. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. But in terms of reliability and staying in tune, no difference to me. The1x specific X-Horizon cage design keeps the top pulley tracking close to the cogs top to bottom of the cassette, as compared to the Shimano design of having the top pulley concentric to the cage pivot on a slanting parallelogram mechanism. Granted one is with TT shifters and one is STI shifters, so the feel of the shift is hard to compare. The big idea here is to reduce friction in the drivetrain. Just thought since i was replacing the pulley anyways why not give the bike a little more love at a much cheaper cost than a new rear derailleur. if you need new pulleys because they are worn, and the price is comparable then get them but but as an upgrade, worth it for noticable extra speed___no, Not F Schleck. How long to recover from a calf heart attack. That was my basis for just replace it. However, its just for the fact that they are anodized red to match my red CK hubs and red water bottle cages. [. All stock Eagle pulleys are 12t-top/14t-lower with cartridge bearings (and ceramic for XX1), so they’re already fairly oversized and smooth running. Are they worth it? Ceramics do have lower friction, but you get much bigger payoff in a more critical area like BB or wheel bearings. We got a set of Kogel’s ceramic pulleys and put them through hundreds of off-road miles to see if they are worth the extra cash. +1 to everyone else's comments about aftermarket pulleys. The pulley wheels are the fastest spinning bearings on your bike, making an upgrade to CeramicSpeed an effective way to save you precious energy. Are they worth it? I got some cheap aluminum ones with bearings off Amazon. Tech info: Our set of pulleys uses the same bearings that Kogel uses in its bottom bracket with seals that were designed specifically for off-road use. If they were disguised & interchanged with regular bearings you'd never be able to tell which was which. [jeremyb] Are they worth it? :thumbsup: Is it really worth it? Am I gonna feel the difference? Anyone who believes there are no stupid questions never worked in a bike shop. Are they worth it? So far so good after 1k miles. The last 24k is downhill, and he descends like a drunken cat. Pulleys seem to be the next choice for watts savings after bottom brackets. Add to Cart. But oversize pulley wheels actually offer enough of an advantage in wattage savings that it may be worth sacrificing style. Compex Elite vs Performance - which one to get? Our pulley wheels are compatible with SRAM, Shimano and Campagnolo. Slowtwitch approved IT Band rehab? Ceramic replacement pulleys. So with the $15.00 purchase it gives more access to other reviews and articles? But, derailleur pulleys are an easy bearing application because the forces are low, so you don't need to worry much about ceramic vs. metal and ABEC grades, etc. [, Re: Ceramic replacement pulleys. let me know what do you think about it. According to Smith, installing a CeramicSpeed OPWS on a Shimano Dura-Ace rear derailleur will save between 2.4 and 3 watts with a clean system— slightly greater savings when comparing a dirty system. Are they worth it? As a previous poster said, if your bearings need replacing anyway, may as well go ceramic. The price of bicycle-specific ceramic bearings has been stupidly inflated. $19.99. [jon.isom] The Ultegra has slightly better pulleys than the 105. The wheel bearings are almost maintenance free Just a tiny drop of lubricant once a year will do and they spin like crazy. Tried attaching a photo but file was too big so since i am new to this forum stuff i will keep trying. If you want to get fancy, go for the bearing models from Shimano used in the Dura-Ace line. Is swimming safe? The pulleys of choice for me was the Aluminum derailleur pulleys with ceramic bearings. For the simplicity of this article, we only look at hybrid ceramic bearings with steel races. At that point, the cost effective option is the 7900 derailleur—especially given that it is lighter weight and smoother shifting. Official Giant Trinity Advanced Owners Thread, New Giant Trinity Advanced Hydration and Bento, 2016 Giant Trinity Advanced Pro Cable Issues, Official 12th Annual 2018/19 Slowtwitch 100/100 Run Challenge Thread, 2018/19 100 Runs in 100 Days Airing of the Grievances Thread, 100 Runs 100 Days 2017-2018 Challenge Thread: Dec 15-Mar 23. [zedzded] These are essential to improve conveyor belt performance by … So it will be an in-depth look and feature comparison. You'll get new pulleys and crisper shifting for not a whole lot more than just the pulleys. I'm a broke ass fishing guide who loves to ride but also loves an efficient machine. We have a customer who claimed he was four. The bike and derailleur are less than 1 year old but I had excessive wear due to a slightly bent hanger causing one side of the lower pulley to wear unevenly. Putting them on the pulleys is a joke. The first time I ever spun a Tiso full-ceramic-bearing jockey pulley was at Interbike a couple years ago. God is Great, Beer is Good, and People are Crazy! Coated version for even longer lifetime. In this video you will hear some alternative information on ceramic bearings. Ceramic, which is significantly harder, does not have this ability. Ceramic Pulley Price - Select 2020 high quality Ceramic Pulley Price products in best price from certified Chinese Alumina Ceramic Pulley manufacturers, Ceramic Coating Aluminum Pulley suppliers, wholesalers and factory on Made-in-China.com For less than $50. As the leading oversized pulley wheel system on the market, the CeramicSpeed Oversized Pulley Wheel System (OSPW System) has been developed to answer the riders; increasing need for improved drivetrain performance. Quote: justinb. Bought a pair DA and both free spin differently. In reality, with an optimised or even well-maintained chain in use, that figure is likely closer to just 1-2W – but still, watts are watt… This Ceramic Pulley Lagging is fabricated using high grade raw material and using latest technology. Are they worth it? [, Re: Ceramic replacement pulleys. Kogel has several versions of them. As a bonus, CeramicSpeed's testing shows that these pulleys last anywhere from 3-5 times longer than stock. I replaced my Ceramic Speed OSPW yesterday with a Digirit over size pulley cage for less than a fifth the price off eBay. But, full ceramic in the jockey wheels? I kind of wish it were legal to staple people in the face. Ceramic Speed uses Tacx pulley-wheels and then put their own ceramic hybrid bearing in. As of now, based on what you know, whenever that purchase might take place, what will your next bike trainer be? I am looking at replacing my pulleys on my Shimano 105 11speed short cage rear derailleur due to wear and tear and what I thought would be an easy purchase has me scratching my head now. Cannondale Derailleur … Are they worth it? I recently replaced the stock Dura Ace bottom bracket with a C-Bear PF-41-R Ceramic Bottom Bracket (pressfit BB86). Am I gonna experience more speed like they advertised? There is nothing wrong with a 105 derailleur, but pimping it is going to look a bit silly. Not to mention it's encased by two washers and literally has zero ability to freely spin. These are machined smooth for easy cleaning and highly recommended for … CeramicSpeed claims the OSPW System is the fastest pulley system in the world providing an energy savings of around 1.6 watts for SRAM and 2.4 watts for Shimano over their standard pulleys. I put an Ultegra on, and the shifting quality improved substantially. Also check to make sure the upper pulley can freely move side to side a little bit. Are they worth it? an expensive solution to a nonexistent problem. I've had 105 derailleurs on many different bikes. Save your money. This is important to shifting. Calf muscle pull or tear? If there is one thing we see a lot in comments sections about ceramic bearings, it is people claiming ceramic bearings do not offer benefits and are not worth their cost. Frictionfacts.com is the place to get numbers on this and other upgrades. ceramic bearings in the pulleys can reduce rotational drag by 30%... A forum community dedicated to Road Bike owners and enthusiasts. From replacement look a bit of special lubricant spring return and pulleys 7900 derailleur—especially given it... Think about it, maintenance, and people are crazy pressfit BB86 ) 'm a ass. Cross conditions so naturally i chose road for the fish: Ankle Flexibility and Kick free vs Back the! 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