Sitemap
Pages
- Understand Di2
- Backup and restore your bike settings using e-tube presets
- Learn how to use the Shimano documentation
- Set up synchronized shifting using Di2 E-Tube mobile apps
- [E-Tube 3] Index your derailleurs using a Windows computer
- How to customise Synchronized Shift settings
- Learn how to update your Di2 component firmware
- Recover Di2 Component Firmware using the SM-PCE1 / SM-PCE02 or Charger
- Di2 E-Tube Software and Tools
- e-MTB and STEPS Riding Characteristic assist levels explained
- In-depth guide on upgrading your old Di2 bike
- 5 things to think of when flying with your Di2 bike
- Run Di2 E-Tube Project on your Mac using Virtual Box
- Remove a stuck Di2 battery from a seatpost
- Build log - Cinelli Veltrix Disc Di2
- Site Affiliates and Support
- Buying a second-hand Di2 bike - things to look out for
- Di2 Synchro shift – how does it work?
- Can’t shift to smallest sprockets when in small ring? Adjust Gear Position Control
- Di2 Wireless connection guide. 5 things that can go wrong
- How to recover from a failed Di2 Wireless firmware update
- About the site
- Change your Di2 Wireless Passkey using the E-Tube mobile 4.0 or Windows PC
- Wireless Unit / Information Display – why get a D-Fly
- Fix your Di2 bike
- [FR] Synchronized Shift - le guide complet
- Synchronized Shifting - the complete guide
- What is inside a Di2 Front Derailleur?
- Pair Wahoo ELEMNT / Bolt / Roam / Ace and your Di2 bike
- Di2 pour les nuls - Guide du débutant pour le Di2
- View Di2 shifting statistics using Di2Stats
- Not riding this winter? Get your bike ready for winter storage
- How to troubleshoot Di2 battery drain issues
- Find spare parts for your Shimano Di2 Components
- Extend 12-speed SW-RS801 Satellite Shifters
- E-Tube Project Version 4 bugs overview
- Di2 Compatibility - mix Ultegra, DURA-ACE, XTR, XT and GRX components
- Connect to your bike using E-Tube Cyclist mobile app
- How to connect your Di2 system to your Windows computer
- Comment connecter votre vélo Di2 à votre ordinateur Windows
- Cookies and Privacy
- Cheat Sheet: 12-speed derailleur limits and adjustment
- Cheat Sheet: 12-speed battery checks
- Cheat Sheet: 12-speed Di2 Synchronized Shift
- Cheat Sheet: 12-speed Bluetooth Connection Mode
- Cheat Sheet: 11-speed derailleur limits and adjustment
- Cheat Sheet: 11-speed battery check
- Cheat Sheet: 11-speed Di2 Synchronized Shift
- Cheat Sheet: 10-speed and 11-speed crash mode
- Cheat Sheet: 11-speed Bluetooth Connection Mode
- Change button setup - enable buttons on Di2 shifter hoods
- Building an 11-speed Di2 bike – what parts do you need?
- Building an 11-speed Di2 bike – cable routing, lengths and more
- 12-speed Dura-Ace, Ultegra, 105, GRX Di2 and 11-speed Di2 compatibility
- Build your own cheap Di2 satellite shifters (DIY)
- Shimano Abbreviations, Terms, and Codes
- Build a 12-speed Di2 Time Trial / Triathlon bike
- 12-speed Dancing Cassette Wobble/Oscillation
- [2026 update] 12-speed Dura-Ace vs Ultegra vs 105 Di2 and GRX - differences explained
- Building a 12-Speed Di2 Road/Gravel Bike - components and wiring
- Connect the SM-PCE02 to 12-speed bikes for troubleshooting
- 10/11-speed Di2 beginner's guide to Di2
- 2026 1x12-speed Di2 New User Guide
- 2026 - 2x12-speed Di2 New User Guide
- Build a Di2 bike
- E-Tube Project Archive
- Di2 Cheat Sheets - what do those LEDs mean?
- Six weeks with 12-speed Wilier, C50 wheels and PRO Vibe EVO
- [E-Tube 3] Change Di2 shifter button assignments
Installation guides
- 1x12 MTB / Gravel Rear Derailleur installation and adjustment guide
- Pair 1x12 Wireless MTB / Gravel derailleurs and Shifters
- 12-speed Rear Derailleur installation and adjustment guide
- Wired 12-Speed Di2: How & Why to Connect (2026)
- Install 12-speed satellite shifters (SW-RS801)
- Building a 12-speed // 11-speed Di2 bike
- Unpair 12-speed Wireless Di2 Shifters
- Set up 12-speed 105 Di2 and GRX Di2 Front Derailleur limits
- Change your Di2 lever free stroke and reach
- Pair 12-speed Wireless Di2 Shifters
- Installing a new chain - length and direction
- 12-speed Front Derailleur installation and adjustment guide
- Adjust 12-speed Di2 rear derailleur shifting and limits
- Installation guide: Di2 wired shift levers
- Installation Guide: MTB Style Shifter (11-speed)
- Install the Di2 battery in the fork steerer
- Installation Guide: Bar-end Junction EW-RS910
- Installation Guide: Shimano Power Meter Crankset
- Index Rear Derailleurs and set Front Derailleur limits using E-Tube Project
- Installation Guide: GRX FD-RX815 / Ultegra FD-R8050 / DURA-ACE FD-R9150 Di2 Front Derailleur
- Installation Guide: 10-speed and 11-speed Di2 road Rear Derailleur
- Micro-adjust your 11-speed Di2 MTB Rear Derailleur
- Micro-adjust your 10-speed and 11-speed road bike Di2 rear derailleur
- Installation Guide: SC-MT800 / SC-M9051 Display
- Installation Guide: Wireless Unit / D-fly (EW-WU111)
- Installation Guide: Ultegra FD-6870 / DURA-ACE FD-9070 Di2 Front Derailleur
- Set up Front Derailleur limits (FD-RX815, FD-R9150, FD-R8050)
- Set up Front derailleur limits (two bolt derailleurs: 6770, 6780, 9070)
- Installation Guide: RD-RX805 / RD-RX815 / RD-RX817 Di2 Rear Derailleur
- Installation guide: Di2 Internal seatpost battery
- Installing the 11-speed handlebar junction and battery in aero extensions
- Update the firmware on 12-speed Hydraulic Shift levers
- Understanding Di2 derailleur specifications
- How to Replace Di2 Shifter Batteries (And Check Levels Fast)
Components
- Shadow Rear Derailleur (13 speed) RD-R9350 component details
- Front Derailleur FD-R9350 component details
- Disc Brake Dual Control Lever (Wireless) ST-R9370 component details
- Disc Brake Dual Control Lever (Wireless) ST-R8171 component details
- Disc Brake Dual Control Lever (Wireless) ST-R9271 component details
- Hydraulic Disc Brake Dual Control Lever ST-R9171 component details
- Hydraulic Disc Brake Dual Control Lever ST-R8071 component details
- 1x11 Rear Derailleur RD-U6070 component details
- 1x10 Rear Derailleur RD-U6050 component details
- Disc Brake Dual Control Lever (Wireless) ST-RX715 component details
- Long Cage Rear Derailleur (12-speed) RD-RX717-SGS component details
- Shifting Switch - Clamp Band SW-M8150 component details
- Long Cage Rear Derailleur (12-speed) RD-RX827-SGS component details
- Long Cage e-bike Rear Derailleur (12-speed) RD-M6260-12 component details
- Long Cage e-bike Rear Derailleur (11-speed) RD-M6260-11L component details
- Long Cage Rear Derailleur (12-speed) RD-M6250-SGS component details
- Shifting Switch - I-SPEC SW-M6250-IR component details
- Shifting Switch - Clamp Band SW-M6250-R component details
- Shifting Switch - Clamp Band SW-M8250-R component details
- Shifting Switch - I-SPEC SW-M8250-IR component details
- Long Cage e-bike Rear Derailleur (12-speed) RD-M8260-12 component details
- Long Cage e-bike Rear Derailleur (11-speed) RD-M8260-11L component details
- Medium Cage Rear Derailleur (12-speed) RD-M8250-GS component details
- Long Cage Rear Derailleur (12-speed) RD-M8250-SGS component details
- Shifting Switch - Clamp Band SW-M9250-R component details
- Shifting Switch - I-SPEC SW-M9250-IR component details
- Long Cage e-bike Rear Derailleur (11-speed) RD-M9260-11L component details
- Long Cage e-bike Rear Derailleur (12-speed) RD-M9260-12 component details
- Long Cage Rear Derailleur (12-speed) RD-M9250-SGS component details
- Medium Cage Rear Derailleur (12-speed) RD-M9250-GS component details
- On-board battery BT-DN320 component details
- Battery Charger for Derailleur battery EC-DN100 component details
- Automatic Shifting Dynamo Freehub FH-U6060 component details
- Wireless Flatbar Shifter (right) SW-EN605 component details
- 1x11 / 1x10 Rear Derailleur RD-U8050-SGS component details
- 1x10 Rear Derailleur RD-U8050-GS component details
- Park Tool Oversized Adjustable Saw Guide SG-7.2 component details
- Shimano Disc Brake Hose Cut and Set Tool TL-BH62 component details
- PRO Internal Routing Tool PRTL0080 component details
- PC Linkage Device SM-PCE1 component details
- External Junction B SM-JC40 component details
- Junction and Wire Harness (deprecated) SM-EW67-A-E component details
- Internal Junction B SM-JC41 component details
- Below-the-stem Junction A SM-EW90-A, SM-EW90-B component details
- Inline 2-port Junction EW-JC200 component details
- Cable Plug Tool for Di2 TL-EW02 component details
- External Battery Mount (deprecated) SM-BMR1 / SM-BMR2 component details
- External Battery Mount BM-DN100-S, BM-DN100-L, BM-DN-100-I component details
- External mount for Internal battery SM-BTC1 component details
- PRO Fork Steerer Di2 battery holder PRHS0110 component details
- Seatpost Battery Holder BT-HLDR component details
- Front Derailleur Clamp Band Adapter (road) SM-AD91-MS, SM-AD91-L component details
- External Battery Charger SM-BCR1 component details
- Internal Battery Charger / PC linkage device SM-BCR2 component details
- Seatstay D-Fly Wireless Unit EW-WU101 component details
- Wireless Unit / D-Fly (ANT, deprecated) SM-EWW01 component details
- Inline D-Fly / Wireless Unit EW-WU111 component details
- Di2 Electric Wire Cover SM-EWC2 component details
- Hydraulic Disc Brake Dual Control Lever ST-R785 component details
- Remote Sprint Shifter SW-R610 component details
- Handlebar Climbing Shifter SW-R600 component details
- Y-splitter Cable EW-JC130 component details
- External Battery SM-BTR1 component details
- Internal Battery (deprecated) SM-BTR2 component details
- Remote Satellite Sprint Shifter SW-7972 component details
- Remote Climbing Shifter SW-7970 component details
- TT / Bar-end satellite shifting switches SW-7971 component details
- Dual Control Lever ST-7970 component details
- Rear Derailleur (10 speed) RD-7970-SS component details
- Front Derailleur (2x) FD-7970 component details
- Dual Control Lever ST-6770 component details
- Short Cage Rear Deraileur (10 speed) RD-6770-SS component details
- Front derailleur (2x10) FD-6770 component details
- Remote Aero Bar / TT Shifter SW-9071 component details
- Time Trial/Triathlon Dual Control Lever ST-9071 component details
- Dual Control Lever ST-9070 component details
- Short Cage Rear Derailleur RD-9070-SS component details
- Front Derailleur FD-9070 component details
- TT / Aerobar 2-button Shifting Switches SW-R671 component details
- Dual Control Lever ST-6870 component details
- Time Trial/Triathlon Dual Control Lever ST-6871 component details
- Medium Cage Rear Derailleur RD-6870-GS component details
- Short Cage Rear Derailleur RD-6870-SS component details
- Front Derailleur FD-6870 component details
- System Information Display - Junction A SC-M9050 component details
- System Information Display - Junction A SC-M9051 component details
- Shadow RD+ Long Cage Rear Derailleur RD-M9050-SGS component details
- Shadow RD+ Medium Cage Rear Derailleur RD-M9050-GS component details
- Front Derailleur (2x) FD-M9070 component details
- Front Derailleur (3x) FD-M9050 component details
- XTR Crankset (1x, 2x, 3x) FC-M9020 component details
- Firebolt Shifter SW-M9050 component details
- Mount Adapter for Front Derailleur Low Clamp SM-FD905-H component details
- Mount Adapter for Front Derailleur Low Clamp SM-FD905-L component details
- Mount Adapter for Front Derailleur Type D (direct mount) SM-FD905-D component details
- Mount Adapter for Front Derailleur Type E (low direct mount) SM-FD905-E component details
- System Information Display - Junction A SC-MT800 component details
- Crankset (1x, 2x) FC-M5100 component details
- Firebolt Shifter SW-M8050 component details
- Shadow RD+ Medium Cage Rear Derailleur RD-M8050-GS component details
- Front Derailleur (2x) FD-M8070 component details
- 2x11 Power Meter Crankset FC-R9100-P component details
- Remote Satellite Sprint Shifter SW-R9150 component details
- TT / Bar-end shifting switches SW-R9160 component details
- TT / Triathlon Dual Control Lever ST-R9160 component details
- TT / Triathlon Disc Brake Dual Control Lever ST-R9180 component details
- Hydraulic Disc Brake Dual Control Lever ST-R9170 component details
- Dual Control Lever ST-R9150 component details
- Short Cage Shadow Rear Derailleur RD-R9150-SS component details
- Front Derailleur FD-R9150 component details
- TT / Triathlon Dual Control Lever ST-R8060 component details
- Hydraulic Disc Brake Dual Control Lever ST-R8070 component details
- Dual Control Lever ST-R8050 component details
- Shadow RD+ RX Rear Derailleur RD-RX805-GS component details
- Medium Cage Shadow Rear Derailleur RD-R8050-GS component details
- Short Cage Shadow Rear Derailleur RD-R8050-SS component details
- Front Derailleur FD-R8050 component details
- Internal Battery BT-DN110 component details
- Electric Wire / E-Tube cable EW-SD50 component details
- Frame/Handlebar Junction EW-RS910 component details
- 1x11 Gravel Crankset FC-RX810-1 component details
- 2x11 Gravel Crankset FC-RX810-2 component details
- Hydraulic Disc Brake Dual Control Lever ST-RX815 component details
- Rear Derailleur (1x) RD-RX817 component details
- Rear Derailleur (2x) RD-RX815 component details
- Front Derailleur FD-RX815 component details
- Chainstay Speed Sensor EW-SS300 component details
- Disc Brake Speed Sensor EW-SS301 component details
- Wireless Cycle Computer SC-EM800 component details
- Satellite System On/Off Switch EW-SW300 component details
- EP8 Drive Unit DU-EP800 component details
- Left hand switch unit SW-EM800 component details
- PRO Vibe EVO handlebar/stem PRO-VIBE-EVO component details
- EW-SD50 x EW-SD300 Electric Wire Adapter EW-AD305 component details
- Di2 Electric Wire Cover for EW-SD300 EW-CC300 component details
- Electric Wire / E-Tube cable EW-SD300 component details
- Internal Junction B EW-JC304 component details
- Inline 2-port Junction EW-JC302 component details
- PC Linkage Device SM-PCE02 component details
- Cable plug tool for Di2 TL-EW300 component details
- Front Derailleur FD-R8150 component details
- Front Derailleur FD-R9250 component details
- Shadow Rear Derailleur (12 speed) RD-R9250 component details
- Shadow Rear Derailleur (12 speed) RD-R8150 component details
- Disc Brake Dual Control Lever (Wireless) ST-R9270 component details
- Disc Brake Dual Control Lever (Wireless) ST-R8170 component details
- Rim Brake Dual Control Lever (Wired) ST-R9250 component details
- Rim Brake Dual Control Lever (Wired) ST-R8150 component details
- 2x12 Crankset FC-R9200 component details
- 2x12 Crankset FC-R8100 component details
- Internal Battery Charging Cable EW-EC300 component details
- Shadow Rear Derailleur (12 speed) RD-R7150 component details
- Disc Brake Dual Control Lever (Wireless) ST-R7170 component details
- 2x12 Crankset FC-R7100 component details
- Front Derailleur FD-R7150 component details
- Satellite Tops Shifter (12 speed) SW-RS801-T component details
- Clip-on Aero Bar Satellite Shifter (12 speed) SW-RS801-E component details
- Satellite Drops Sprint Shifter (12-speed) SW-RS801-S component details
- Internal Battery BT-DN300 component details
- 2x12 Gravel Crankset FC-RX820-2 component details
- Disc Brake Dual Control Lever (Wireless) ST-RX825 component details
- Rear Derailleur RD-RX825 component details
- Front Derailleur FD-RX825 component details
News
- 13-Speed Dura-Ace R9350 at the Vuelta
- New R9300-series Dura-Ace wheels
- New Wireless Module Prototype Spotted - EW-WU300
- BikeConnect: Control your phone using Di2 buttons
- First week with R9200 - YouTube builds and FAQs
- E-Tube Project updated to 5.4.2 and new firmware
- Eurobike 2025 - see you there!
- Firmware Update: Front Shift Next
- E-Tube Project Cyclist and Android 15
- Deore XT 11/12-speed e-MTB Di2 and Shimano CUES 10/11-speed Di2
- Known bug: E-Tube Cyclist does not start
- Di2 downtube shifters, car gearbox shifting, campagnolo electronic shifting and more
- Eurobike 2021 recap - My favourite 12 speed Di2 changes
Frequently Asked Questions
- 2x12 Dura-Ace / Ultegra / 105 / GRX bike won't charge
- App error message: Enter in 6 half-width numerals
- How do I install the EW-WU111 D-Fly on my 12-speed Di2 bike?
- Where do the spacers on 12-speed Shimano cassettes go?
- Can I use a 12-speed SRAM cassette with my 12-speed Di2?
- E-Tube Project 3.4.5: there may be a problem with the internet connection
- Can I use a 12-speed chain with 11-speed Di2? How about cranksets and chain rings?
- My TT/Tri bike no longer automatically shifts the front derailleur
- My 12-speed Di2 bike is unresponsive, how to reset 12-speed Di2
- When I change my Di2 cassette, do I have to change settings in the app?
- How do I update my SM-PCE1 firmware so that I can use E-Tube Project V4?
- Can I use Dura-Ace / Ultegra shifters with 105 Di2 derailleurs?
- What is the difference between EW-SD300 and EW-SD300-I wires?
- How do I see Di2 info on my HammerHead Karoo 1 or Karoo 2 device?
- E-Tube Cyclist mobile app doesn't start on Android phones
- FAQ: Di2 Wireless Shifter Battery Replacement: 2026 Guide & Critical 11% Warning
- How do I update my wireless R9270 / R8170 / R7170 levers?
- E-Tube Project Professional won't work with my charger. I don't own SM-PCE02!
- How can I determine a Shimano component manufacturing date?
- How do I update my SM-BCR2 Charger firmware so that I can use E-Tube Project?
- How can I reset my Di2 system?
- When should I replace my Di2 battery?
- How do I check the battery charge level?
- Can I use my Dura-Ace Di2 7970 with newer hardware?
- I read that I can mix different series hardware. I tried, but it doesn’t work?
- How long will the battery charge last?
- How does this site generate income?
- Can I use a GRX crank with a road or MTB front derailleur?
- Do I have to use a B Junction in my Di2 build? (11-speed Di2)
- Can I use the MT800 display on my road bike?
- I had a crash and my rear derailleur stopped working. How do I reset it?
- Can I use my road shifters with mtb derailleurs? Or the other way around?
- How do I use e-Tube software on my Apple Macbook?
- My Di2 won't connect to the mobile app
- More LEDS come on after I check the battery level - what do they mean?
- I can't remember my e-Tube mobile app passkey. How do I reset that?
- Where is the Di2 manual?
- How do I connect or disconnect Di2 electric wires?
- What do I need to use Synchronized Shifting?
- How do I enable or change Synchronized Shift mode?
- My Di2 front derailleur is rubbing the chain. How do I fix that?
- How do I update Di2 firmware?
- How does the e-Tube synchronized shift map work?
- What is e-Tube? And e-Tube Project software?
- Where can I download Shimano e-Tube? Di2 Software?
- E-Tube asked me to change the passkey and now it won't connect
- I cannot shift to the smallest sprockets when in the small chain ring
- When is Shimano Di3 going to be released? And 12-speed Di2 for MTB?
- I pressed the button on the junction box, but bluetooth won't connect