BetterShifting.com - Di2 help, installation guides, Frequently Asked Questions and more

Use the hidden SD300 port and an SM-PCE02 to connect Shimano's wireless XTR, XT, Deore and GRX derailleurs to a PC for diagnostics, restores and cage settings.

Everything known about Shimano's unreleased 13-speed Dura-Ace Di2: RD-R9350, ST-R9370 and FC-R9300-P leaks, race sightings, and what changes for R9200 owners.

Shimano's upcoming 13-speed Dura-Ace groupset has finally appeared in the wild.

Shimano's upcoming 13-speed Dura-Ace groupset has finally appeared in the wild.

Shimano's upcoming 13-speed Dura-Ace groupset has finally appeared in the wild.

Shimano announced new 36mm, 50mm, 60mm and 99mm carbon wheelsets, complete with carbon spokes, improved cup-and-cone system, and more

Shimano announced new 36mm, 50mm, 60mm and 99mm carbon wheelsets, complete with carbon spokes, improved cup-and-cone system, and more

Shimano announced new 36mm, 50mm, 60mm and 99mm carbon wheelsets, complete with carbon spokes, improved cup-and-cone system, and more

A new D-fly Wireless Module prototype appeared on Weight Weenies.

A new D-fly Wireless Module prototype appeared on Weight Weenies.

A new D-fly Wireless Module prototype appeared on Weight Weenies.

This 2026 guide helsp you set up your 1x12 Di2 rear derailleur.

This 2026 guide helsp you set up your 1x12 Di2 rear derailleur.

This 2026 guide helsp you set up your 1x12 Di2 rear derailleur.

New to Shimano Di2 or want to understand how it works?

New to Shimano Di2 or want to understand how it works?

New to Shimano Di2 or want to understand how it works?

You can back-up your Di2 settings and write them to a file.

You can back-up your Di2 settings and write them to a file.

You can back-up your Di2 settings and write them to a file.

Shimano Di2 documentation, specifications, spare parts and compatibility information is all available for anyone to read.

Shimano Di2 documentation, specifications, spare parts and compatibility information is all available for anyone to read.

Shimano Di2 documentation, specifications, spare parts and compatibility information is all available for anyone to read.

You can customise your synchronized shift settings using the iOS and Android apps, if you have a Wireless Unit.

You can customise your synchronized shift settings using the iOS and Android apps, if you have a Wireless Unit.

You can customise your synchronized shift settings using the iOS and Android apps, if you have a Wireless Unit.

Shimano instructions explain how to adjust or index Di2 derailleurs using the shifters.

Shimano instructions explain how to adjust or index Di2 derailleurs using the shifters.

Shimano instructions explain how to adjust or index Di2 derailleurs using the shifters.

Customising your (full) synchronized shifting and semi synchro shifting can be a bit tricky.

Customising your (full) synchronized shifting and semi synchro shifting can be a bit tricky.

Customising your (full) synchronized shifting and semi synchro shifting can be a bit tricky.

Update your Di2 component firmware to get fixes for bugs or issues, resolve battery drain, improve compatibility or add new features to your components.

Update your Di2 component firmware to get fixes for bugs or issues, resolve battery drain, improve compatibility or add new features to your components.

Update your Di2 component firmware to get fixes for bugs or issues, resolve battery drain, improve compatibility or add new features to your components.

Sometimes a Di2 firmware update fails and the component stop responding or is no longer recognized.

Sometimes a Di2 firmware update fails and the component stop responding or is no longer recognized.

Sometimes a Di2 firmware update fails and the component stop responding or is no longer recognized.

Shimano Di2 E-Tube software is available for Windows, Android and iOS.

Shimano Di2 E-Tube software is available for Windows, Android and iOS.

Shimano Di2 E-Tube software is available for Windows, Android and iOS.

Shimano e-MTB and STEPS systems like the E7000 and E8000 let you customise its riding characteristics.

Shimano e-MTB and STEPS systems like the E7000 and E8000 let you customise its riding characteristics.

Shimano e-MTB and STEPS systems like the E7000 and E8000 let you customise its riding characteristics.

Upgrade your old 6770 series 10 speed Di2 bike to 11 speed Di2.

Upgrade your old 6770 series 10 speed Di2 bike to 11 speed Di2.

Upgrade your old 6770 series 10 speed Di2 bike to 11 speed Di2.

Sometimes flying with your own bike makes sense.

Sometimes flying with your own bike makes sense.

Sometimes flying with your own bike makes sense.