I can't say. Due to the added stiffness and chain retention features, Kogel says the Kolossos is a bit heavier than competitors at around 80g for the entire assembly depending on the model. I expect to see the most rapid wear on these bikes, and would personally prefer to run pulleys that last longer than one season. Trending Articles. Sample single-view derailleur pulley cover using product customizer.Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. I can't answer that question today, but I imagine many of you are wondering the same: are they worth it, when one can get 12t pulleys from SRAM for $73 USD? How this affects aerodynamics is not mentioned anywhere. The pulleys came installed with Kogel's 'cyclocross seals,' which offer better contamination resistance than their faster spinning 'road seals'. Online & in Portland Oregon since 1997. Online & in Portland Oregon since 1997. About the author: John Bennett. This increases the angle of the chain coming off the lower pulley, and thus increases the rate of wear on it. There hasn't been a whole lot of rain this year, so most of the rides have been in dry conditions. An upgrade to C-Bear full ceramic bearing therefore is the most effective Speed upgrade. All Kogel products are assembled in their office in Texas. Bearing retainers, seals and greases must be balanced to work in unity. The results showed the Shimano Acera as the least efficient pulley of the group, consuming 1.370 watts/set. Kogel derailleur pulleys. Pulley wheels are the fastest spinning bearings on your bike. Kogel Not For Instagram Ceramic Derailleur Pulleys :: Available in Gold or Red :: From $249.99 :: Derailleur Pulleys and Bolts :: UniversalCycles.com - 30,000+ mountain & road cycling parts. My guess is that the Kogel pulleys would perform well for at least twice as long as the SRAMs, yet they don't cost twice as much.Is wear equivalent between bike formats? Still related to the durability question, components like these are often considered consumables that ought to be purchased at the lowest price possible, replaced as often as required. Sign in or Register USD . Lightweight, smooth, and fast rolling aluminum derailleur pulleys with hybrid ceramic bearings Feature Grade 3, ABEC 5 hybrid ceramic bearings CNC'd aluminum pulley wheels with blue anodized dust covers Compatible with 11-speed Shimano, SRAM, and Campagnolo and include washers to make them compatible with 10-speed Shimano and SRAM Select cross bearings for frequent use in inclement … After following Kogel for a couple years, spotting their newly-released 12 tooth narrow-wide derailleur pulleys on social media prompted me to enquire about obtaining some for testing and review. maybe you just need to replace the top pulley with a regular teeth one to prevent proximity to cassette. Kogel Pulleys at Revolution Bike Shop. But when we are looking for marginal gains, this needs to be taken into account as well. With 210 lbs of solid, descending mass, John is a good litmus test of what bikes and components will survive out there in the real world. Find many great new & used options and get the best deals for Kogel Bearings 14/14t Hybrid Ceramic Pulley Set SRAM 12 Cross - Gold at the best online prices at eBay! Having received them for test at no cost, I have to wonder whether I'd feel the same way if I'd paid $109.99 USD, plus shipping, brokerage, duty, tax. Overall, I only have good feelings about Kogel's narrow-wide 1X pulleys. Kogel 11T Aluminium Pulleys for Shimano and Sram 10/11 Speed. One can see from Kogel's instruction manuals, which feature light, humorous language, that these folks don't take themselves too seriously, yet they are very committed to engineering and manufacturing premium bicycle parts. And with a good engineering mind, John is able to make sense of it all as well. The pulley wheels are made of aluminium which will make them more resistant to wear in muddy conditions. There is very little space between the pulleys on the Force derailleur, and the chain was derailing and coming out of phase with the narrow-wide teeth, then jamming. If there is a genuine manufacturing defect, it certainly should manifest within two years of riding. Looking for that badass oversized pulley look, but without affecting shifting accuracy? After fixing their orientation that problem disappeared, and I had no more issues whatsoever. The only chain derailment I've experienced was at the Calabogie cx race, where I pedaled through a ditch while turning. The final dimension to the equation is the human one. After following Kogel for a couple years, spotting their newly-released 12 tooth narrow-wide derailleur pulleys on social media prompted me to enquire about obtaining some for testing and review. Looking for that badass oversized pulley look, but without affecting shifting accuracy? A bearing needs to be balanced: the hardness of the balls needs to be matched with equally smooth and hard races. On my road bike, shifting also improved immediately and significantly, and my former pulleys were in nearly new condition. Kogel offers replacement seals at low prices for their bottom bracket bearings. If you'd like to see more from Kogel, check out their blog and site. On the performance side, if comparing new SRAM pulleys with ceramic bearings to these, I imagine the difference would be difficult to quantify. The first year, your products are covered by our ‘very few questions asked policy’. Looking at my pulleys in the photo above, you can see they have taken wear to their anodising, but no significant wear to the actual aluminum. On the CX bike, I could easily feel by hand how much less drag was being created at the derailleur. Free shipping for many products! Kogel Bearings Hybrid Ceramic Derailleur Pulleys; Sram Eagle - Black - PUL-ALU-1214T: Amazon.sg: Sports, Fitness & Outdoors Your email address will not be published. In a showroom case their product will sit amongst other parts as if the human side is irrelevant. ... Kogel Kogel Derailleur Pulley Hybrid Ceramic 11T Shimano/Campy/Sram 10/11sp Black/Blue. There wasn't a lot of drag to begin with, so that didn't change in a big way. In fact, someone running a high end derailleur might opt to downgrade to a cheaper set of pulleys once the stock ones wear out. The folks at Kogel are proud of where they place their priority: quality at honest prices. Review (mpn: PUL-ALU-1214T-GOLD for sale) PUL-ALU-1214T-GOLD KOGEL BEARINGS Hybrid Ceramic Bearing Pulleys Gold Sram. UPDATE - October 27, 2016: After 7 cyclocross races, including one very muddy one, the bearings of the pulleys on my cx bike are unchanged, still spinning very smoothly. Like any good piece of componentry, they simply disappeared into the bike after I got used to the improved shifting performance they provide. Cycling is a consumptive sport, with all our worn-out parts, and some prefer to keep that consumption down. The wheels are made of aluminum, rolling on Grade 3 ABEC 5 hybrid ceramic bearings with steel races, same as what’s used in their bottom brackets, plus their off road seals to keep gunk out. You can get them for road and cross conditions so naturally I chose road for the smoothest friction. Some OEM jockey wheels are good, some are average, some are terrible. Racers will go to just about any length to save time and make their race machines more efficient. These pulleys fit the latest generation of Shimano derailleurs: Dura Ace R9100, Ultegra R8000 and 105 R7000. The result being high drag, a shortened life span or major failure. So we ought to consider value in terms of performance and longevity. After the first year, the bearings need to be serviced by a qualified mechanic. Father of two, Matt has been blogging since 2007, melding his passion for all things cycling and philosophy, specifically with regard to the philosophy of technology, ethics, and cognitive science. I don't think this is the case. However, I will remove the set on my cx bike for the winter rides, and use an old pair instead. They also work well with the long cage of a Sram Wifli setup. When we first spotted the Terlingua at Sea Otter, it was hiding in a Kogel Bearings tent, and fittingly, our review bike sported shiny Kogel Bearing derailleur pulleys and Kogel BSA30 bottom bracket. On my cyclocross bike, I've put in 2600km, including some pretty rough events like Vermont Overland, and four cyclocross races so far. (Cross seals). With the Ceramicspeed OSPS system and KCNC's being very visible in the market and recently Sram introducing a 14 tooth bottom pulley for their Eagle derailleurs, it sure is a trend that did not go unnoticed. Expensive bicycles with dodgy, low-quality bearings are not a fit for the conditions of Belgium, and thus, the idea was sparked for […] I've been able to use Strava to track exactly how much time I've spent on them, which is a pretty handy tool! Well, I got a couple right, a couple wrong. I totally get that, I've been there with XTR derailleurs. I've inspected closely today, and find their profiling remains intact, without discernible wear from new, aside from the anodizing. I installed the pulleys onto both my bikes on May 11, 2016. Head to head, both new, I imagine the pulleys from both brands would shift similarly well, with the Kogels having a slight advantage in terms of stiffness. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 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