2Pcs Bicycle Rear Derailleur, Derailleurs, Jockey Wheel Bike Guide Roller Pulley, Ceramic Bearings, Bicycle Derailleur Accessories 11T Bicycle Rear Derailleur(Black) $20.99 $ 20 . 10 speed derailleurs are not compatible with Kogel pulleys. So go for it. The 12/14T is not a stock item. Not worth it. Numbers in the 8000 determine the latest generation Ultegra. The new Ceramicspeed OSPW X for Shimano uses a carbon fiber-reinforced cage with oversized aluminum pulley wheels and, of course, ceramic bearings. however I'm not willing to spend 250 quid on the ceramicspeed ones.. If you like the oversized pulleys that are gaining popularity fast nowadays, we can fit a 12 and 14 tooth combo in these derailleurs without the need to swap the cage. I created this short derailleur pulley buyers guide to help, so let's have a look at what fits best on which derailleur: The monikers for different price and quality of group sets has not changed in many years: everybody knows Dura Ace, Ultegra and 105 for road bikes and XTR, XT and SLX for mountain bikes. Yeehaa. In our higher-end … https://www.kogel.cc/blogs/kbba/derailleur-pulleys-buyers-guide Not a problem. Powered by Shopify. Based on the data, the CeramicSpeed pulley is the most efficient pulley, consuming 0.033 watts/set. Now, if you have a regular Shimano 105 rear derailleur and you want to replace the bushing pulley wheels with a quality steel bearing pulley wheel, that is WELL worth the money. Info Product Intro Vid Maintenance Vid Rock solid … Longevity - bearings are what wear out on pulleys, not the teeth or wheel itself; I've had stock plastic pulleys last 7-8 years (I'd be shocked if the KCNC pulleys actually last any longer than what you have. Each KCNC pulley wheel is equipped with a high quality hybrid ceramic cartridge bearing. In our experience, these are the best-shifting after market pulleys available, past or present. The advantages of using a ceramic bearing in the rear derailleur's pulleys … When the chain moves through the jockey wheels, a small amount of energy is required to turn the actual wheels, and reducing this energy is what Oversized Pulley Wheel Systems (OPWS) aim to do. For less than $50. “For bottom bracket applications, the maximum sustained rpm may be 130,” explains Lew. That really can save you more than a watt. Pick the 12/12T set of the second generation pulleys for best results. Our bearings don't require the constant maintenance of ceramic bearings, saving you time and money. Kogel uses its own ceramic bearing that was designed to reduce friction and make your drivetrain run smoother and faster. ... KACTUS 14-18T MTB Ceramic Bearing Carbon fiber Jockey Pulley Wheel - Duration: 7:11. wlei0304 2,693 views. Now, if you have a regular Shimano 105 rear derailleur and you want to replace the bushing pulley wheels with a quality steel bearing pulley wheel, that is WELL worth the money. Retail price on our set of pulleys is $130, and they are available in a couple of different colors. Frictionfacts.com is the place to get … Contact Us Still need help? Choose from our selection of pulley wheels, including V-belt pulleys, round-belt pulleys, and more. That really can save you more than a watt. The CeramicSpeed Oversized Pulley Wheel System scored 9.2 in our price check, which puts it right up there with the best in terms of value for money. You’ll have two bearing options, … Our Gen2 pulleys work well with it. 1-800-727-2453. Call Us Today (530) 823-2900. CeramicSpeed claims the OSPW can save you between 2-4W over a stock Shimano Dura-Ace derailleur cage system (at 250W, 90rpm), and that figure progressively improves the worse your chain maintenance and selection of chain lubricant is (or as it wears off and gets contaminated toward the end of a race). Each KCNC pulley wheel is equipped with a high quality hybrid ceramic … In stock and ready to ship. Retail price on our set of pulleys … KCNC Ceramic Derailleur Pulley Wheel KCNC pulleys are intentionally designed with an integral amount of float or lateral movement. Quality It also scored 9.2 out of 10 in the quality rank check, so you can be pretty confident that CeramicSpeed Oversized Pulley Wheel … The idea (in addition to less friction supplied by ceramic bearings) is that the larger wheels put more gradual bends in your chain, which allows it to flow through the derailleur and jockey wheels … Free shipping ... CeramicSpeed Shimano 11-speed TITANIUM Ceramic Pulley Wheels … The special design helps guide the chain in its ideal line and perform super smooth shifting. C-Bear ceramic pulley can be used both for road, cyclocross and MTB. Sign up to get the latest on sales, new releases and more…, © 2020 BBInfinite. Leading industry wheel dynamics expert and CEO of Edco Wheels , Paul Lew, backs this up and reckons it makes ceramic bearings a poor choice for hubs and headsets, also adding that they offer no weight … The pulley wheels are aluminum for a more durable design, and the bearings are serviceable and come with a special grease. The result is faster smoother shifts and a quieter drivetrain. The advantages of using a ceramic bearing in the rear derailleur's pulleys are the most … 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… 99 Get it as soon as … Recently we introduced new oversized derailleur pulleys for Shimano and Sram Wifli derailleurs. Pulley Full Ceramic… This movement allows the pulley to settle into an optimum position under each cassette cog. Machined from solid … Jockey wheels guide the chain through the rear derailleur. Get the best deals on CeramicSpeed Bicycle Rear Derailleur when you shop the largest online selection at eBay.com. The 12 speed derailleurs of the latest Shimano generation have  an amazing clearance for oversized pulleys. In fact, I wouldn't even worry about having a spare set of pulleys … $59 $34. Full ceramic bearings are standard on AITA ceramic jockey wheel/pulley of the rear derailleur. It's time for another step forward toward your goal. ZrO2 full ceramic races build the strength and Si3N4 grade 3 ceramic balls deliver the results. CeramicSpeed Oversized Pulley Wheel System. If ordering with a bunch of other zfc goodies i can normally work in a small discount on ceramic speed pulley wheel … The pulley wheels are the fastest spinning bearings on your bike. Even with CeramicSpeed’s system, you can run into some … Frictionfacts.com is the place to get numbers on this and other upgrades. BBInfinite 11T Ceramitech pulleys have a 1-Year warranty. Just ask for the 10 speed setup with your order and we will make sure they ship correct for your derailleur. For this reason, the 11 tooth pulleys work best. These derailleurs work best with the 12 tooth pulleys. The first upgrade I sought out was the oversized pulley wheel system, and that’s because the science seemed to make the most sense to me. Perfect OE replacement for Shimano road and mountain derailleurs … It spins freely in your fingers and doesn't waste energy in the real system. The 11 tooth pulleys are a great fit, but require a slightly different spacing between  the cages. Even with … Installing the 12 tooth pulleys on these derailleurs will cause interference between the chain and cage. OPWS use large-diameter sprockets to guide the chain—typically 15-17 teeth, compared to 11 teeth on a stock Shimano or SRAM rear derailleur. They spin very fast (Up to 400 RPM) and can wear down over time, this can result in inaccurate shifting. In order to achieve a better ground clearance for the long chain that needs to wrap around that huge 50 tooth cassette, Sram increased the size of the bottom pulley to 14 teeth. Product Details. But, full ceramic in the jockey wheels… All campagnolo 11 speed systems run on our hybrid or full ceramic pulley set. Hopefully, this helps clear up confusion about which ceramic derailleur pulley set will work best for your bike. Just drop us an email or call. © Copyright 2020 Kogel Bearings, All rights reserved, oversized derailleur pulleys for Shimano and Sram Wifli derailleurs, 12/12T Oversized derailleur pulleys for Shimano 11 speed derailleurs, 12/14T Oversized derailleur pulleys for Sram 1x11 speed, Eagle ceramic derailleur pulley set by Kogel. We ask for your understanding as you may experience delivery delays. Leading industry wheel dynamics expert and CEO of Edco Wheels , Paul Lew, backs this up and reckons it makes ceramic bearings a poor choice for hubs and headsets, also adding that they offer no weight savings and are only beneficial in environments where high rpm (revolutions per minute) are required. Here is the first generation Eagle ceramic derailleur pulley set by Kogel or if you want to supersize your wheels: the 14/14T Gen2 set. Get the most out of your ride by riding Ceramic derailleur pulleys. This is a number stamped on every part and goes by a four digit number. The Oversized Pulleys will fit on the long cage Wifli derailleurs, but not on the short cage. Pick the Gen2 with14/14T for low friction and a look that will make people rubber neck when you zoom by. For instance any number between 9100 and 9199 indicates the latest generation Dura Ace. Cermaic Bearings offer minimal resistance in this pulley wheel set from Legit. The first time I ever spun a Tiso full-ceramic-bearing jockey pulley was at Interbike a couple years ago. Merlin stock manufacturer replacements and a selection of aftermarket jockey wheels, coloured jockey wheels … The cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels … It is a tight fit on the short cage derailleurs, but we have tested the setup for thousands of miles on road and gravel without any hiccups. Less Maintenance. And our 12/14T Oversized derailleur pulleys for Sram 1x11 speed are perfect for your SRAM 11-speed mtb drivetrain. CeramicSpeed aluminium alloy pulley wheels are specially designed to reduce friction to an absolute minimum, virtually eliminating the drag associated with standard pulley wheels. 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. Notify me when this product is available: Rock solid chain control means crisper shifts while Ceramitech bearings channel all your hard work to the ground. We love talking with fellow cyclist helping simplify your buying process. Few other companies are offering oversized pulley wheels and its OSPW are, by and large, the pulleys of choice in the pro peloton. The Narrow wide profile of Gen1 does not play nice with the Campagnolo chain. I also don~t want to pay 45 euro for a a pair of jockey wheels… Kogel uses its own ceramic bearing that was designed to reduce friction and make your drivetrain run smoother and faster. 19 models of derailleur pulleys were tested for efficiency. The Flattop chain used is these road groups has a very narrow internal width. Our derailleur pulley wheels have less friction that even the leading ceramic bearings, which means more of your power goes straight into making you faster. Adding another option for derailleur pulleys may have made it more challenging choosing the best setup for your bike. 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. For less than $50. They are more corrosion-resistant, harder, and last longer in everyday use. The pulleys that will actually fit on your derailleur are determined by the generation of your group set. CeramicSpeed Oversized Pulley Wheel System This CeramicSpeed Oversized Pulley Wheel System is developed for performance optimisation, and the watt savings start at 2.4 watts. An upgrade to ceramic bearing therefore is the most effective upgrade. Our Shimano ceramic pulleys are compatible with: It's a mystery to us why major manufacturers ignore bottom bracket and derailleur pulley performance and continue to pump out under-performing products that sap wattage from riders who are working like mad to get faster. ZERØ Ceramic Pulleys Independently tested and winning competitions for the least rolling resistance, the truly best part of these jockey wheels is the silent and crisp shifting they afford. But, full ceramic in the jockey wheels? The fit at the bolt for Shimano and Campagnolo is identical. Note - ZFC also typically stocks fast options from HSC (which is at a lower price point but very fast for road / eagle mtb) and also Ceramic Speed on order. Our 12/12T Oversized derailleur pulleys for Shimano 11 speed derailleurs work like a dream for chain retention. Cnc machined pulley wheels with ceramic bearing. The pulley wheels are aluminum for a more durable design, and the bearings are serviceable and come with a special grease. The results showed the Shimano Acera as the least efficient pulley of the group, consuming 1.370 watts/set. Few other companies are offering oversized pulley wheels and its OSPW are, by and large, the pulleys of choice in the pro peloton. The Campagnolo Super Record uses a ceramic BB in the lower pulley, and a metal-metal bushing in the upper pulley. The cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels are made from aluminium and mounted with high quality CeramicSpeed bearings. Recently Shimano started synchronizing the Road and Mountain classification: R9100 is Dura Ace, M9100 is XTR. Jockey Wheels - Groupsets & Components Derailleurs Rear Jockey Wheels The Campagnolo ceramic BB lower pulley tested very efficient (it is the second most … Dura Ace R9100, Ultegra R8000 and 105 R7000 series: Our 12 tooth pulleys are slightly larger than the stock Shimano pulleys. Order 12T ceramic pulleys at BBInfinite. They are available with hybrid ceramic and full ceramic bearings. This CeramicSpeed Oversized Pulley Wheel System is developed for performance optimisation, and the watt savings start at 2.4 watts. The one by eleven systems that are very popular on gravel bikes and mountain bikes that go a few years back run on the Gen2 12/14 oversized pulleys. Please send a message to info@kogel.cc and we will custom build a set for you. Summary of Results. Save your money. So go for it. The 12 tooth system is very sensitive, we recommend to stick the 12/12T combo, but you can fit a 12/14T pulley set in the cage if you want. In our experience, these are the best-shifting after market pulleys available, past or present. Features: Ceramic … All models were tested as a set of two pulleys (typically one upper, and one lower pulley). Each cog set features DELRIN® 510GR construction, a fiber reinforced polymer specially suited to high strength situations where resistance to deflection is paramount, such as every time you shift. Campagnolo chooses to put ceramic bearings in all of its wheelsets from mid-range upwards. I'm keen to change only the jockey wheels, not the whole pulley, for ceramic bearings ones. Your choice is simple; use the 11 tooth pulleys with cross seals. Free shipping ... CeramicSpeed Oversized Pulley Wheel System For SRAM Red/ Force AXS (Black) $439.00. Each KCNC pulley wheel is equipped with a high quality hybrid ceramic cartridge bearing. 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