Install the T47 bottom bracket 12 And both FD and RD are set up pefectly and have been flawless for over 1000 miles – literally zero missed shifts and no derailleur noise. When I go through the setup process at home, everything works just fine, but out on the road, I am encountering a well-defined shifting problem as described below. 4. I started with a straight hanger; I know, because I straightened it. Map your shifts to a single shifter and control both front and rear derailleurs with one hand. bike stand (rear wheel need to be off the ground while adjusting) Step 1: Mount the rear derailleur to the derailleur hanger on your bike. RD-R8050-SS. Let alone on our bikes, for less than half a decade. Silent and uninterrupted rear shifting on rough terrain. How to understand derailleur gearsRatio of chainring size to sprocket size Divide the chainring size, in number of teeth, by the sprocket size, again in number of teeth. ...Gear inches This takes into account the size of the wheel. ...Gear development Use the switch to move the derailleur under the smallest rear cog. And reading up online suggests that I can use an Ultegra Di2 RD with the … RD-6870: Ultegra 11-Speed Rear Derailleur, compatible with gears up to 32 teeth (for the GS version). 2) Install Rear Derailleur Exactly the same as a mechanical rear derailleur, the Di2 rear derailleur mounts directly to the derailleur hanger using a 5-millimeter Allen wrench. Another to consider is B-tension, which adjusts the rear derailleur body angle (or more simply, the height gap between the derailleur and cassette). Updated with a SHIMANO SHADOW RD design, the SHIMANO ULTEGRA 8000 rear derailleur offers a sleek appearance and optimized shifting performance. And I always thought there must be a way to do a clutch mechanism with a Di2 set-up.” ... Shimano’s e-Tube Project software will automatically recognise the different components of your Di2 setup. A new wheel set is what can cause a problem. Turns out the RD hanger was misaligned (bent) inwards enough to throw this off. RD-9070: Dura-Ace 11-Speed Rear Derailleur, lighter weight version on which the RD-6870 is based. How do you adjust a derailleur? Hop off your bike and do this: Shift your chain into the biggest chainring and smallest cog, then loosen the cable clamp bolt (where the cable attaches to the derailleur). Leave the derailleur in the smallest cog and adjust the high limit screw. Push the derailleur in the largest cog and adjust the low limit screw. The derailleur has a small screw (called the B-tension screw) immediately behind the attachment bolt, which rests against a lip at the bottom of the derailleur hanger. As for the modified derailleur, Townsend says he “started playing around with Di2 derailleurs in 2014 on my mountain bike with a custom cage, similar to the K-Edge and SRAM X-Horizon type, to run a modified Ultegra Di2 1×10 set-up with an 11-42 cassette. This is why I vetoed the idea of Di2 shifting, though it does work great. Assemble the headset, stem, and handlebar 11 7. Specifically, a front derailleur gear change will result in the rear derailleur changing multiple gears to the best position so you can maintain an even cadence. I have a Shimano Ultegra Di2 RD-6870 Mid-cage Rear Derailleur rated for 11-32T max, but have found with a B-screw adjustment, it works fairly well with a SRAM 11-36T cassette. I have the new Ultegra 6870 setup (2 of them on 2 different road bikes). The reason is because of the rear derailleur design. The shifting, however, is … It’s easiest to see when you are shifting from the second-smallest cog to the smallest. DURA-ACE FD-9070 Di2 front derailleur installation guide. If there is a gap between these two parts, problems with gear If it was a mechanical group set I would be probably clean the front derailleur in my sonic washer. One correction, rear derailleur is not the determining factor on whether o not it is 10 speed or 11 speed. RD-6770: Ultegra 10-Speed Rear Derailleur, compatible with gears up to 28 teeth. Both operated with (are you ready???) Shimano Dura-Ace Di2 RD-9070 11-Speed Rear Derailleur - Short Cage 13569. When shifting the rear derailleur do not push the mechanism by hand, as can be done safely with mechanical mechanism. 3. First, mount the tongue of the battery box under the downtube water bottle cage, and then plug in the front and rear derailleurs. Ibis Hakka Bike. Most derailleurs have some form of adjustment for the spacing of the guide pulley to the cogs. Then it settles down into the right position a couple of seconds later. SON Deluxe dyno front hub, Ultegra 10spd rear hub spaced for 9spd, Sugino Super Alpina triple crank, a late 1990s XTR SGS rear derailleur, and an early 1990s XTR mountain front derailleur. How to set up and trim your rear derailleur. Question: I have watched your YouTube video on how to adjust Di2 rear derailleurs and I am having a problem that I don’t understand. Troubleshooting with Di2 Rear Derailleur and New Wheel. Your rear derailleur should be set up perfectly now. 5. Full Synchro keys off the rear derailleur. Really well. As with other Shimano Di2 bits, the Dura-Ace rear derailleur is compatible with Shimano's rust-, stretch-, freeze-, and generally worry-free E-Tube wiring system. Cage should not move further inward. What mix did I use? For example, a shift into the small chainring would result in a move down the cassette (towards the 11T) to increase the gear and smooth out the usually clumsy shift process. This will restore the connection between the motor and the link, and clear the RD Protection function for the rear derailleur. This spacing is controlled by the B screw, or body-angle screw. When shifting the rear derailleur do not push the mechanism by hand, as can be done safely with mechanical mechanism. The RD-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. This will restore the connection between the motor and the link, and clear the RD Protection function for the rear derailleur. RD-RX805 / RD-RX815 / RD-RX817 Di2 Rear Derailleur installation guide Published June 2, 2019 by BetterShifting , Last updated February 16, 2021 The Ultegra RD-RX805 and GRX RD-RX815 / RD-RX817 rear derailleurs are direct mount derailleurs that also feature a clutch mechanism (chain tensioner). momentarily severed so that the rear derailleur can no longer operate. SHIMANO ULTEGRA - DI2 Rear Derailleur - Short Cage - SHIMANO SHADOW RD - 11-speed. The M8050 DI2 version offers the digital precision of SHIMANO electronic shifting. Synchronized Shift. For wireless shifting systems install the Rear Derailleur Blanking Plug (GR-DRPOUT-CLOSED). There is an H and L screw to stop pulley motion. Works perfectly. GRX FD-RX815 Di2 front derailleur installation guide. Do not fully tighten yet. With R8050 or old Di2? Ultegra FD-R8050 Di2 front derailleur installation guide. Install Di2 levers so the hoods are a seamless extension of the handlebar’s flat sections. https://www.roadbikerider.com/shimano-di2-electronic-rear-derailleurs I did this install on a Cervelo R3 (they are notorious for having soft factory rear hangers) and I was in the same situation as you. ... Shimano’s e-Tube Project software will automatically recognise the different components of your Di2 setup. I just got the XTR rear mech [derailleur], and it won’t work. Use the switch to move the derailleur under the smallest rear cog. Being out on the trail with your derailleur not shifting through the gears properly can be an aggravating thing. Shimano Dura Ace 7970/7971 Di2 electronic 10 speed time trial group set. To setup an 11-speed rear derailleur for a 10-speed sprocket setup, adjust the mechanical limit screw so that it can’t shift into the missing 11th sprocket position, then follow the rear derailleur adjustment procedures listed below. What does Di2 stand for Shimano? Common procedures 3 Install Control Center (Mechanical) 5 Install the Di2 Cables and Housings 9 Install Rear Disc Brake (Mechanical Drivetrain) 11 Install Rear Disc Brake (Di2 Drivetrain) 13 But the Shimano 701 chain on the 6870 jockey wheels … Mar 22, 2015. DURA-ACE FD-R9150 Di2 front derailleur installation guide. The latest and greatest: Shimano's Dura-Ace Di2 and SRAM's RED B. Di2 Install the front derailleur and derailleur wire 7 Install the rear derailleur and derailleur wire 8 Route and install the battery 9 Route the wire through the frame 9 5. How to set up and trim your rear derailleur. Starting in your easiest gear you simply hit the rear derailleur ‘up shifter’ repeatedly and Di2 runs through?the entire gearing range without the need to manually change the front chainring. On a properly setup Di2 rear derailleur you can see this in action if you watch closely. Internal DI2 rear derailleur Installation. This resulted in the rear of the FD cage moving slightly outward (away from the frame). New Di2 won't let you go small/small. 5 B-Screw. … So I need to make a call on what RD to buy. momentarily severed so that the rear derailleur can no longer operate. Some difference! Tighten the bolt just until the derailleur is held. Install the front derailleur at the base of the front derailleur hanger. If this happens, press the information display mode button or the button on junction (A) for 5 seconds or more. The RD-8050 Di2 versions offer the digital precision of SHIMANO electronic shifting and synchronized shifting. The Shimano RD-7970 rear derailleur uses limit screws on the parallelogram. SHIMANO GRX - DI2 - Rear Derailleur - SHIMANO SHADOW RD+ - 42T max low sprocket - 11-speed, For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner, and is compatible with mtb cassettes with a 42T low sprocket max,Free Fast Delivery,Get the product you want,Commodity shopping platform,the Best Quality, the Fastest … ... Would you be able to run a DI2 setup without the SM-EW90 junction. The derailleur may be auto shifting because the Di2 system overshifts slightly to make the shift faster and smoother, especially at the extremes of the cassette. Hi all, I've got a bike (Trek Lift+) with STePS and I'd like to convert the conventional rear derailleur/cassette setup to an Alfine or Nexus Di2. Ultegra FD-R8050 Di2 front derailleur installation guide. Tightened the FD to 6nm. Install the fork 10 6. It doesn't take much, and in fact I believe Di2 is much less forgiving of small misalignments with respect to adjusting. DURA-ACE FD-R9150 Di2 front derailleur installation guide. and is compatible with mtb cassettes with a 42T low sprocket max. Simply move up and down the rear cassette and at a certain point Di2 adjusts both your front and rear derailleurs to suit. Note that while you could do the entire process on the bike, it’s probably best to do it with the bike on a bike repair stand. RD-M8050-GS. Of course, you can always enter adjustment mode again and make small changes but this should be your baseline setup. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner. and is compatible with mtb cassettes with a 42T low sprocket max. Most of the brains of Di2 lie in the front derailleur, not the rear. Shimano Di2 Synchro Shift Full for Road or TT Bikes “Full” Di2 Synchro Shift, as found on the TT shifters, is a bit more complicated. Adjusted the height so that the FD cage was about 2mm from the top of the outer chainring, and that the rear of the cage was slightly inboard (closer to the frame) than the front of the cage. Step 1: Make sure the rear derailleur is shifted all the way down into the smallest cog. Step 2: Turn your barrel adjuster all the way tight so that you have room to adjust it later. Step 3: Adjust the high limit by rotating the screw on your derailleur marked "H" so that it lines up with that smallest cog. The Shimano RD-7970 rear derailleur uses limit screws on the parallelogram. Before you tighten the bracket spindle, make sure that the B-tension screw is not scraping your derailleur hanger. Shimano Dura-Ace Di2 RD-9070 11-Speed Rear Derailleur Short Cage MSRP: $700 It's hard to believe that electronic shifting has been in our vocabulary. Shimano Dura Ace 7970 Front and Rear Deraileur Shimano Dura Ace SW 7971 bar and and brake lever time trial shifter set Shimano Dura Ace Di2 batter with water bottle cage mount Cables Batter charger not included Check out the pictures. Used and in great shape. Difficulty removing rear wheel with RD-RX805 Di2 Rear Derailleur GS I recently finished up my first ever bike build and while there are definitely some things I've had to tinker with/improve since I've started riding it (and persistent disk brake rub and a pedal ting to investigate), I've mostly been loving it. SHIMANO DEORE XT - DI2 Rear Derailleur - Medium Cage - SHIMANO SHADOW RD+ - 11-speed. On a properly setup Di2 rear derailleur you can see this in action if you watch closely. At present, Shimano offers two wire harness lengths. Install the Rear Derailleur Wire Guide (GR-DRPOUT-GUIDE). Installing a derailleur from Sram or Box Components follows a very similar method. I want to give the derailleurs a thorough cleaning before mounting them to my bike. RD-RX805 / RD-RX815 / RD-RX817 Di2 Rear Derailleur installation guide Published June 2, 2019 by BetterShifting , Last updated February 16, 2021 The Ultegra RD-RX805 and GRX RD-RX815 / RD-RX817 rear derailleurs are direct mount derailleurs that also feature a … The RD-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner. Perfectly suited to a wide variety of MTB applications, the SHIMANO DEORE XT M8000 derailleur deliver race-worthy performance without breaking the bank. GRX FD-RX815 Di2 front derailleur installation guide. If this happens, press the information display mode button or the button on junction (A) for 5 seconds or more. Synchronized Shift is one of the most powerful, unique features of Di2. I just bought a used Ultegra 6870 Di2 groupo and have a couple of questions. The cage should not move inward. m NOTE Periodically check that there is no gap between the fork end and the bracket as shown in the illustration. Shimano have decided that small/small is incompatible with the new Ultegra and Dura Ace Di2, so restrict movement to about the 3rd or 4th smallest sprocket on the cassette when in the inner chain ring. As a check, put extra pressure on the shifter and watch at the rear derailleur. There is an H and L screw to stop pulley motion. Nasty surprise to see the DuraAce Di2 rear derailleur is pricier than expected, cheapest I've seen it is 470 euro. Using E-Tube, you can set where your front derailleur shifts between rings. Say you are in the large chainring in the front, while shifting into progressively lower and lower gears in the back, such as on a climb. You can buy an Ultegra 6800 GS long-cage triple rear derailleur and interchange its jockey wheel cage with the one on your 6870 Di2 rear derailleur. After reading this MTB How To, you should be an expert on how to install and set up your rear derailleur.Here we are going to be installing a Shimano XT M8000 rear derailleur for a 1x11 drivetrain. It works well. Ultegra Di2 RD is 155 euro. Its modularity makes it easy to set up on virtually any frame, though it does cohabitate with less friction when the frame is built with Di2 in mind. Ultegra FD-6870 Di2 front derailleur installation guide. Ultegra FD-6870 Di2 front derailleur installation guide. I've found lots of talk about washing them on bike but not off. Dear Lennard, I have Shimano Ultegra 6770 Di2 on one of my bikes. DURA-ACE FD-9070 Di2 front derailleur installation guide. ELECTRONIC WIRE INSTALLATION.
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