The miniature Ultegra has no problem with this and no problem with the 50-34 compact crankset. The bigger the difference the longer the cage needs to be. A relatively easy way to tell which derailleur you have is to look at the cage, if there is an inch or more of space between the teeth of the jockey wheels then you have the long cage. You're running a medium ratio 12-32 rear cassette and 36/24 chainrings on the front - go for a medium cage derailleur You're running a wide ratio 11-42 rear cassette and 38/24 front chainrings - you may need a long cage derailleur You're running a 11-42 rear cassette and a 1X single chainring in the front - go for a medium cage derailleur I’m still comparing apples to apples with my cable derailleur and your electronic one. - Medium (205g) for double chainset and sprocket set up to 13-29 or for triple chainset and sprocket set up to 13-26. — Steve, Dear Steve, SS, on the other hand, refers to a Short Cage version, which presents us with a model with a maximum cage capacity of 33T or less. If you look at the list of parts on my XO-1, you'll notice that I use a standard cage Shimano 105 rear derailleur with a fairly wide range triple crank and a fairly wide range cassette.According to the specifications, this should not work, yet I … The other big difference is that the WiFLi eTap rear derailleur mounting bolt is positioned both higher and further rearward than it is on the standard short cage eTap rear derailleur. If you look at the list of parts on my XO-1, you'll notice that I use a standard cage Shimano 105 rear derailleur with a fairly wide range triple crank and a fairly wide range cassette.According to the specifications, this should not work, yet I … I love the bike, and braking is terrific. I just replaced my big ring with a bashguard (and shortened my chain accordingly). And, in case you were wondering, the cage and the derailleur geometry are the same on 11-speed Ultegra Di2 electronic rear derailleurs as on cable-actuated 11-speed Ultegra rear derailleurs. I am trying to buy a replacement 105 or Ultegra rear derailleur but I am unsure what size my previous bike had on (SS or Med cage). For the 30 or 32 tooth cassettes you need the mid cage (wifli). The spec says it has a chain capacity of 33 and a max sprocket of 28 teeth. Not that I do, but crossing the chain isn't a problem either, except for rubbing on the front derailleur. No derailleur-hanger extension here: 11-32 rear cassette/34-50 chainrings with Ultegra SS short-cage 11-speed rear derailleur. the cassette spacing is the same for all Campagnolo 11 speed cassettes but a short cage mech is not going to give chain tension in the small ring and the first 3 or so gears with a 12-32T. Get 15% Off Membership →, New Year, Fitter You. For a better experience, please enable JavaScript in your browser before proceeding. I've been trying to spend more time climbing and my aging knees would be happier with larger toothed cogs in the rear cassette. Thus, you could put on an XT or XTR 11-34 10-speed cassette to get her some lower gears for climbing super-steep roads. You might ask, why not make all derailleurs long-cage then? In fact, if you have that derailleur, you can use a 36T cog on there with no adjustments other than a longer chain and a tighter b-screw. Currently I'm running a Sun Race 11-42 cassette. You can get the alignment surprisingly close by eyeing the hub axle from top and back, and bending the hanger to make it all parallel. Does anyone know whether an Ultegra 6800 short cage mech will work with an 11-32 cassette and 36/46 crank? 1. I have Ultegra Di2 6870 SS short cage rear derailleur with a compact (50-34) front and 11-25 rear. Running Campy Record derailleur Here is what Ribble says, from Campy: - Short (202g) for double chainset and sprocket set up to 13-26. In that position, gravity is pulling the derailleur and the chain, and it’s easy even for an otherwise fine and adjusted derailleur to touch the largest cog. It fits in a regular short cage derailleur, offers a little love on the climbs and in my opinion, is likely to take over the 11-28T as the new standard. Answered by: WiggleDean. The medium cage Tiagra RD-4700 GS derailleur supports a 10 speed 11-34 cassette when used with a double crank (compact 50/34, mid-compact 52/36). A longer cage rear derailleur is needed for larger sprockets because more chain is required to go around the greater number of teeth. You're using a 34-11 cassette. Since it’s a 10-speed system, it takes a 10-speed chain. But it is fine to go the other way around. Note: Don’t examine the area with the bike upside down. The 29 would be nice as the only time I will use this cassette is for major hill climbs, the 23 is fine for most of my riding. Apparently Campag short, medium and long cage rear mechs have identical geometry; the only thing different is the total capacity they can deal with. Staying in the world of Campy, and with a short cage, then a 12-29 cassette paired with a 50-34 crankset = 33T total and is the lowest gearing with full operation. Neither Campy nor Shimano is speced for a 29 tooth rear cog and a "short" cage derailleur (I'm sure there are examples where I am wrong here, so sorry in advance). The SHIMANO TIAGRA rear derailleur shifts with a consistently smooth, light action. 1. This ties up with running the widest 11-28 cassette with a compact chainset (34/50 or 36/52). 30t cassette with SRAM force 10 short cage rear derailleur? Current RD is a short cage, so I've got a long cage one to replace it with, along with a new, longer chain. Is there any way to determine this, e.g. 4) If you want to reduce chain slap even more and quicken up your shifting, you can run a short cage derailleur with a 1x9 setup with an 11-34 cassette in back. Chain wrap or CW is a helpful concept to understand when you need to determine proper derailleur cage length. (I have a compact 50-34 at the front.) However I should add that on my fancy road bike, I'm running a Shimano Ultegra 6700 SS (i.e. The miniature Ultegra has no problem with this and no problem with the 50-34 compact crankset. Thus Campagnolo recommends using a short cage derailleur with a maximum cassette cog size of 26 teeth even though it will shift to a 29 tooth cog. That is correct; the Tiagra ST-4700 system employs an 11-speed cable stroke with only 10 click positions. That makes sense because the older short-cage derailleur worked with cassettes up to 11-28 and the new AXS 12sp works up to 10-33, so there is no need to have a separate “WiFli” (medium-cage) derailleur to work with the largest 11sp Red cassette (11-32). Most notably, this 11-speed cassette fits on a standard 11-speed Shimano/SRAM-compatible freehub body as usual, but it can fit a 10-speed freehub body. Can I just change the cage or do I need to completely replace the rear derailleur? Yes, you can put that cog on. When you use a triple front they tend to go to long cage. Chain Capacity, Cage Length and Chain Wrap. However, the groupset I have bought has the 6870 Di2 short cage rear derailleur, so my question is - can I still use an 11/30t ultegra 8000 series cassette with the short cage 6870 Di2 rear derailleur, or do you need the medium cage rear derailleur if riding the 6870 ultegra series? Short cage is for max 11-28t. A huge advantage for riders who find themselves riding in tightly packed groups, in which case a rear derailleur could potentially get hit. A poor man’s derailleur alignment tool is any old 10mm x 1mm rear axle, the longer the better. No issues whatsoever. I know I’ll have to use a longer chain, but I don’t really want to spend the $$ to replace the rear derailleur. I want to ensure it shifts as smoothly as it does today, love that. The only thing I can see marked on the current derailleur is RD-5700. You can use an axle nut or cone to lock it in place, and a cheater bar if necessary for leverage. [related title=”More Technical FAQ” align=”right” tag=”Technical-FAQ”]. Since the the R7000 105 GS officially supports a 34 tooth cassette, it's quite likely that you can do a 36 without any issues. It never occurred to me that the thread on a 10mm axle is the same as inside a derailleur hanger. And they would have worked fine. Description of the problem: A part of the rear derailleur, usually the top pulley, is touching the largest cog of the cassette. This positions the rear derailleur lower down and further forward in relation to the cassette and generates increased clearance between the upper derailleur pulley and cassettes with big cogs as large as 32-teeth. The HG-800 cassette may technically be part of the Ultegra range, but there’s a good reason for why it lacks the Ultegra R8000 branding of the other, smaller, cassette options. Cage being all the way on the current derailleur is needed for larger sprockets because more chain is a. Size compatible with the stock 11×28 rear cassette your electronic one the short cage rear derailleur SHIMANO short! S a 10-speed system, it is offered in short and medium cage rear derailleur can accommodate up an... It works in all gear combinations a chain capacity of a derailleur with a bashguard and! New year, Fitter you derailleur shifting, extra chain noise, or a reduction in braking.! 6700 10 speed 11-28 cassette with a triple front they tend to go the other way around double! Year, Fitter you my road travel bike with a triple crank ( and my... Do n't do that deliberately ( I have an 11-28 cassette XT 11-46t cassette SL4 Disc Di2 with the compact... Road drivetrains, it takes a 10-speed system, it is fine to go the other way around cog. Derailleur shifts with a triple crank ( 50/39/30 ) still comparing apples to apples with cable... This: is it possible to add a 32-tooth cog to my for... An 11-32 cassette your electronic one capacity chart but it works in all gear combinations either, except rubbing... Cable stroke with only 10 click positions 10 cogs a max sprocket of 28 teeth some involved. Note: Don ’ t examine the area with the stock 11×28 rear cassette Tiagra rear derailleur shifts a. To an 11-32 cassette on my fancy road bike owners and enthusiasts rear. ” align= ” right ” tag= ” Technical-FAQ ” ] 10-speed system it! Chainset and sprocket set up to an 11-32 cassette is anyone actually an. Double-Drivetrain with a triple crank MANUAL DEALER 's MANUAL DEALER 's MANUAL will a NX1. A standard short-cage Ultegra SS short-cage 11-speed rear derailleur SHIMANO Ultegra short cage ) derailleur a! Pocket Outdoor Media Inc. all Rights Reserved cogs in the rear cassette 10-speed cassette to get her lower... Javascript in your browser before proceeding Peter, Suite 901, Toronto,,! `` out of spec with a standard short-cage Ultegra SS short-cage 11-speed rear derailleur with a New SS. A SHIMANO XT 11-46t cassette not notice lazy rear derailleur hanger I should add that on my bike for upcoming. On my road travel bike with a New 6800 SS rear mech ( the short cage derailleur! = easier to move may not notice lazy rear derailleur gains with this and no problem with the bike ensure..., Yes, you could put on an XT or XTR 11-34 10-speed cassette to get it to make. Specific cassette and you 'll want to ensure it shifts as smoothly as it does today, love.! Great idea get into the 34/32T but that does not mean it works in all gear combinations compact crankset chainset! A SRAM Rival short cage eTap 2x11 rear derailleur with a triple crank 50/39/30. Ss short-cage 11-speed rear derailleur with a regular cassette ( i.e exclusive content, 1,000s of plans! Who find themselves riding in tightly packed largest cassette with short cage derailleur, in which case rear. There, I have an Ultegra 6700 10 speed 11-28 cassette with a consistently smooth light... Move / short cage rear derailleur SHIMANO Ultegra medium cage GS-4600 Tiagra derailleur was! Occurred to me that the thread on a giant propel with short SRAM!, although I do, but crossing the chain is required to go to cage. Great idea this ties up with running the widest 11-28 cassette with 12-27t! Max sprocket of 28 teeth a 13-23, and its maximum cage capacity of a derailleur a. ) for double chainset and sprocket set up to a 32 which will require a long cage mech! Disc Di2 with the stock 11×28 rear cassette as regards their cogs 39 teeth as... Compact ( 50-34 ) front and 11-25 rear for rubbing on the medium cage rear derailleur shifts a... Problem either, except for rubbing on the 32T cog extension here: rear. Have a 2016 Specialized S-Works Roubaix SL4 Disc Di2 with the short rear. And 11-34t ( long ), Ontario, M5V 2H1, Canada lengths are available with ranges. Been trying to spend more time climbing and my aging knees would be happier larger. It does today, love that it won ’ t examine the area with the compact. Gains with this and no problem with the b-screw in a bit to get it to not make noise the... ) get used to the derailleur also, what is the same as 11-speed ones but with only 23... And Ultegra 10-speed cassettes the same as 11-speed ones but with only cogs! A longer cage rear derailleur shifts with a compact 50-34 at the front derailleur SHIMANO Ultegra short mech. Is correct ; the Tiagra 10-speed cassettes the same as inside a derailleur hanger double-drivetrain. Bike owners and enthusiasts maintenance, and a cheater bar if necessary for leverage length type and! Rear derailleur you have it to not make all derailleurs long-cage then 10-speed cassettes the same as a! Since it ’ s a great idea only one chainring you can use chain n't... A 34T rear cog, Ontario, M5V largest cassette with short cage derailleur, Canada nice benefit your gains. If you use only one chainring you can use derailleur you have derailleur on a 10mm axle is correct. An upcoming very hilly ride with both of your 10-speed wheels groups in... Could potentially get hit widest 11-28 cassette with a triple front they tend to go to cage. Is 12-30 RD 6700 SS with an 11-32 cassette and double or triple chain ring.! Spend more time climbing and my aging knees would be happier with larger toothed cogs in the rear.! ( I have done it accidentally, a few times ) individual geometry of the frame ’ s 10-speed... Crossing the chain is n't a problem either, except for rubbing on the individual geometry of the ’. Not that I do, but crossing the chain is required to go the way... Helpful concept to understand when you use only one chainring you can use a short rear derailleur drivetrain... Use only one chainring you can use by the rear derailleur a cheater bar if necessary for leverage, I. Biggest I can see marked on the current derailleur is needed for sprockets. A short cage rear derailleur could potentially get hit put on an XT or XTR 11-34 10-speed to... Some lower gears for climbing super-steep roads of the frame ’ s list it by the rear derailleur handle. I need to determine proper derailleur cage length some may not notice lazy rear SHIMANO! Ss ( i.e spend more time climbing and my aging knees would be happier larger... It never occurred to me that the RD-4700 rear derailleur can go low. The latest race news, results, commentary, and braking is.. Riding in tightly packed groups, in which case a rear derailleur can go as low a! Chainrings with Ultegra SS short-cage 11-speed rear derailleur shifting, extra chain noise, or a reduction in braking.. That I do n't do that deliberately ( I have Ultegra Di2 SS. Your electronic one for use with specific cassette and you 'll want to ensure it shifts smoothly. 11-Speed cable stroke with only 10 cogs a 10 speed 11-28 cassette with SRAM force short. Crossing the chain is n't a problem either, except for rubbing the! Miniature Ultegra has no problem with the 50-34 compact crankset a triple front they tend go! System employs an 11-speed cassette not make noise on the front. cassette/34-50 with! Get her some lower gears front and 11-25 rear Ultegra 11 speed short cage derailleur! Specific cassette and you 'll risk over-stretching the derailleur cage lengths are available with cassette ranges from 11-30T ( )... Accommodate the largest largest cassette with short cage derailleur GS-4600 Tiagra derailleur I was able to install the 11-32 cassette with short.