A Look Inside Shimano Di2 ELECTRIC SHIFTING Bicycle Front Derailleur

Taking apart a broken Shimano Di2 electric shifting bike front derailleur to see how it works and what went wrong. Also, how Di2 shifts when it's going bad. #JimLangley #BicycleAficionado #BicycleRepair ❤️ Please Subscribe - Thanks for Watching! ❤️ The whole story of replacing a broken Shimano Di2 electric front derailleur    • Fixing Bad Shimano Di2 ELECTRIC FRONT DERA...   Timecodes 0:00 - Intro 0:05 - How a worn-out Shimano Di2 electric derailleur shifts 0:25 - Shifting a bad Shimano Di2 bicycle derailleur by hand 0:37 - The awful sounds a broken Di2 electric derailleur make 1:11 - Why I’m taking my bike’s electric front derailleur apart 1:31 - Taking the Shimano Di2 electric derailleur apart to see how it works 1:35 - What’s inside the Shimano Di2 front derailleur 2:00 - Some of the key parts inside a Di2 front derailleur 2:55 - What inside the motorized Di2 parts 3:49 - The Di2 nylon worm gear that wore out 4:36 - How the worm gear shifts the Di2 derailleur 6:37 - Closing commentary ☼ Here are some of the tools I show & use in the two videos about this broken front Di2 electric shifter. I put links below. As an Amazon Associate I earn from qualifying purchases (there's no added cost to you). ► Prestacycle Prestaratchet https://amzn.to/3zuYTOe ► Park Tool screwdriver https://amzn.to/3kA9Fwv ► Park Tool digital caliper https://amzn.to/3jtvJtz ► Park Tool 2mm hex driver https://amzn.to/2WsLbgl ☼ Read my free weekly Jim's Tech Talk column: ● https://www.roadbikerider.com/author/... ☼ My Elephant Tough Custom Wheels & Jim Langley Bicycle Aficionado logo T's, caps, mugs, pint glasses and stickers: ● https://www.cafepress.com/jimlangleys... ☼ My famous Bicycle Aficionado website - online since 1999! ● http://www.jimlangley.net ☼ My Bicycle Beat blog ● http://jimlangley.blogspot.com/