Your video on adjusting dura ace 9000 hubs is very useful, but i wanted to see if you could walk me through a full hub overhaul for my ultegra 6800 hubs. If its good enough for a duraace hub it sure is good enough for your. The programmable di2 synchro shift, as the name suggests, synchronizes front and rear shifting. For use with shimano duraace wh9000c75tu rear hubs. Before getting specifically into shimano dura ace hubs, it is important to understand how to adjust a typical cup or cone hub. This was to permit the use of an 11 tooth sprocket with uniglide duraace. These hubs allow for access to internal bearings, and are adjustable. The duraace hubs have a high polished silver finish, and we bet that shimano has these scheduled for a work over, and a weight reduction program, in the 1996 model year we already know it wont happen in the 1995 model year. The only functional difference between duraace and other shimano cassettes is that the threaded uniglide outer sprocket had a different thread in the duraace version. I had been sold 3 wrong replacement freehubs as this is.
Ultegra 6800 and dura ace 9000 hubs use the same axle and cone layout, so the overhaul process is. Njs approved track frames and parts straight from the keirin circuit. Cup and cone for easy maintenance and best performance. Dura ace hubs for sale in uk 61 used dura ace hubs. Ive used shimano mineral oil in them before with good results and whilst that might be verging on the light side for allweather use, it should be a lot easier to squeeze under a stuck seal. Stages cyclings stages power meter is a revolutionary power meter that attaches stealthily to the left crankarm. This sworks tarmac comes ready to race with shimanos new duraace 9170 di2 groupset with disc brakes and the lightweight, yet impressively aerodynamic, roval. Precision handcrafted custom bicycle wheels since 2000. As far as the difference in quality of the hubs, it appears that they are the same. Shimano duraace hb9000 front hub the colorado cyclist. The 11speed duraace di2 rear derailleur ensures ergonomic, stable and effective shifting without stress thanks to a low profile design and shimano shadow rd. Equipped with a reach adjust mechanism that allows for the distance from handlebar to lever to be adjusted in order to suit any hand size and riding preference the optical gear display tells you which gear position is selected while riding compatible with vbrake, mechanical.
Each of the components magnifies the qualities of the others for an unparalleled level of performance. The hubs are available in either 28, 32 or 36 hole drilling, matched the way you want. This complete freehub body can also be used on the following rear hubs. Everything you need to know to make sure your shimano hubs are running smoothly. Shimano duraace hb9000 front hub for sale at the colorado cyclist. The choice of olympians, world champions, and grand tour legends. Ive no direct experience with the dura ace freehub bodies, but id say phils tenacious oil would be rather too viscous for use in a freehub body. The rear derailleur has a slightly longer cage for fitment of a 30t cassette and receives the lowprofile shadow treatment. The cupandcone design of the races cradles the ball bearings, dealing with. The shimano ef500 8speed dual brakeshift lever features reach adjust technology and an optical gear display. I want to respace a dura ace 7800 rear hub to 5mm to use it in a mtb.
Super lightweight rigid alloy axle radial lacing compatible cupandcone bearings for greater strength and easier maintenance over cartridge bearings 129 grams, bike road hubs, online bicycle parts store, road bike, bmx bike parts, mountain bike. Shimano announces new 9100 duraace group cyclocross. For maximum performance we highly recommend shimano lubricants and maintenance products. Thanks to its clever design it can handle a cassette range of 1. Duraace rear derailleur 10speed rd7900ss short cage.
Shimano bike components dura ace fh7850 8910 speed front hub bicycle bearings bearing applications, bicycle bearings bearing. Shimano brought out a new version of its 105 groupset in 2018, but how does it compare to the top of the range duraace. The duraace groupset is the result of shimanos ongoing passion for technology. Do i need to get a new axle or the existing one will be long enough.
Shimano duraace grease with its low friction and weatherproof formula withstands the elements and time. Like the previous year, there are 3 elite road models carbon supersix evo, aluminum caad10, and caad8 and 2 endurance road models synapse carbon and synapse. Kijiji alerts are an email notification service where kijiji users can have the newest ads sent to your email address. Cannondale has revealed its 2015 model road bike series. To adjust the cone, you first need to loosen the locknut. Shimano is wellknown for staying with a traditional, timetested, and reliable hub design. Weighing in at 247 grams, it is perfect for custom road wheel builds. This is reflected in every single component in the groupset. To reinforce the low maintenance objectives of these hubs, enve developed a technology called perfect preload.
However, the 9000 hubs are compatible with a tenspeed cassette by first sliding on the included 1. Are dura ace hubs just as durable as phil wood hubs. How to service a free hub body mountain bike maintenance. Texas cyclesport shimano duraace 9000 rear hub, 32h rh. This article continues our howto series on rear hub service. Shimano 105 vs shimano duraace whats the difference. Shimano duraace was introduced in the mid 1970s as their flagship road racing group. Shimano hb7710 dura ace rear track hub bolt on silver, 36h. And maintenance is said to be easier with easier tool access and oneway bleeding. Quick and easy bearing assembly and maintenance via a simple to use digital click adjuster removing the need for cone spanners. Duraace was shimanos topoftheline professional race quality component group from the mid80s through the early 90s, with ultra highprecision mechanisms, quality materials, and rugged construction.
With this hub, you have a threaded axel with a cupcone and locknut to hold it in place. State 54cm alloy carbon track fixie single speed flat bar with all new parts incl dura ace, ritchey and velocity. This article will discuss the adjustment and overhaul of cupandcone hubs. The freehub body rotates on cartridge bearings and is considered a nonserviceable part. Were going to show you, and even attempt a blind riding test. For any questions regarding methods of installation, adjustment, maintenance or operation, please contact a. Specialized sworks tarmac disc dura ace di2 54 2020. Use a cone wrench to hold the cone and an open end wrench to loosen the locknut. While their early generations often found itself on a very wide range of bicycles, by the 1980s the group was starting to make a name for itself as a true competitor of campagnolos record group. While many consider shimanos duraace 9000 the pinnacle for mechanical road groups, what we see with r9100, is a natural refinement of this original perfection.
With a titanium freehub body and shimanos digital cone bearing adjustment system, the shimano dura ace fh9000 is the worlds finest rim brake rear hub. Shimano dura ace 7600 series large flange track hub. Everything you need to know to make sure your shimano hubs are. Im wondering if anyone has experience to share with regard to these hubs vs. Shimanos new dura ace 9000 rear hub accommodates the wider elevenspeed cassette with a bigger freehub body. Streamlined one way bleeding prevents air bubbles from forming in the system, making maintenance quicker and easier. Taking the wheel off with a thruhub, or thruaxle, quick release. R9150 and r9170 duraace riders can, if they like, take advantage of shimanos synchro shift, first introduced in xtr di2 m9050. While similar to older shimano hubs, this generation brought on some unique features. The shimano duraace 7800 rear hubs utilize both loose ball bearings and cartridge bearings figure 1. Shimano publishes hub dimensions in a relatively confusing manner on bikethey seem to provide the outsidetooutside flange spacing, and an overall offset of the flanges as a whole.
The axle on 7800 rears is unique, not just a 10 by 1. Shimano duraace 7600 120mm rear hub dimensions freespoke. These hubs would be for my and my wifes touring bikes. Duraace front hubs also have one more ball in their. Supersix evo is the admiral ship of the american bike manufacturer.
I recently toured the alps with my duraace 7700 freehub. Sorry for the slightly dodgy video it was spur of the moment to show that it is possible to replace the internal bearings on this free hub. The duraace quickreleases are all smooth and shiny, while the ultegra have a duller anodized type finish. The front derailleur maintains its compact and smooth appearance for the duraace r9100 series. Can someone give me the pcd and flange width for a pair of da 7600 high flange hubs please. It allows every rider, in every discipline, powerbased also. Engineering expertise, meticulous assembly, and passion for cycling define the wheelbuilder difference. Shimano also makes a high quality 7 speed freewheel, the mf7400, originally released for threaded duraace hubs for a freewheel, prior to 8 speed.
White industries the white industries splined interface makes sense to me, and i know the quality of everything they make is topnotch. Shimano duraace 7900 mm rear hub dimensions freespoke. Universal cycles shimano hb7600 duraace rear track. All components are joined together to work as one, reinforcing each other for unparalleled performance. Dura ace rear wheel hub with more axial rigidity to improve better rotation even when the quick release is on tight. I know there are other factors involved in making a bombproof wheel like the hoop type and spokes but im just talking about the hub itself. There are 14 loose ball bearings per side for the axle bearing. You can remove them with a flatheaded screw driver. Shimano dura ace 7600 rear track hub retrogression. This, like the previous, uses uniglide twisted teeth, not hyperglide teeth, but it is compatible with all past and present shimano index shifters, that. Other uniglide hubscassettes were limited to a 12 tooth minimum sprocket by the larger thread.
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