The 3 Best Di2 flat Bar Shifters (2023 reviews)

di2 flat bar shifters
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Are you planning to buy di2 flat bar shifters, and are you confused about the options ? You have come to the right page.

Our review process:

Our Top Picks:

Shimano Rear Derailleur
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Di2 flat Bar Shifter
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Di2 flat Bar Shifter
Buy: READ REVIEW

Shimano Rear Derailleur

Shimano Rear Derailleur
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If you want nothing but a product that is suitable, this shimano rear derailleur is certainly a worthy investment. If you have a road bike and like to climb with your hands on the top of your handlebars,this is a MUST. The R600 Di2 climber shifter adds the tool of being able to shift just your rear derailleur up or down with one switch. This means that all of the road bike Ultegra/Dura-Ace dual control brake levers/shifts, time trial shifters, and climbing shifters can be used with either Ultegra 6770/6870 or Dura-Ace 9070 front and rear derailleurs.

The switch comes with Di2 cable to install it on your Di2 line. It plugs into the right hand shifter and it has a spare port under the rubber sleeve. It should plug in on the port where the battery charger plugs in. It includes installation kit and also has to be the new 9070 groupset.

Why We Like This:
  • Can be reprogrammed to do almost anything
  • Two buttons designed to shift just the rear derailleur
  • Great when you're tired and riding the tops

Di2 flat Bar Shifter

Di2 flat Bar Shifter
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The di2 flat bar shifter is capable of outshining several other products featured in this list in overall features in its price range. This product is a must-have on any clip-on aero bars. It allows shifting through a full range of both derailleurs. The cable is long enough to get to the DI2 shifters' junctions on the handlebars, and the mounting screw is durable and sits firmly on the aero bars. It comes with an etube tail hardwired into each.

This shifter has worked flawlessly. They require a 22.2 mm extension with a round cross section. There's no real way to "secure" these to your tri bars.

Why We Like This:
  • Must have on any clip-on aero bars
  • Two buttons per shifter allows shifting through full range of both derailleurs
  • Delivers what they promise

Di2 flat Bar Shifter

Di2 flat Bar Shifter
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The di2 flat bar shifter's material feels more premium than its price would suggest.

Why We Like This:
  • New and hot release
  • Good brand reputation