Dura-Ace Di 2 (Dual Integrated Intelligence) moves to the next generation. Tested in competition & taken to victory by pro riders in all conditions, including the 2012 Tour de France Team Sky. Keep your internal battery charged up with this Di 2 unit. Key

Features: Dura-Ace Di 2 charger that will keep your Di 2 system shifting. Dura-Ace Di 2 uses a powerful long-life 7.4V Li-Ion battery: keep it in top condition & ready for shifting with this specific Shimano Di 2 charger. LED indicator lights. 1.5 hour charge time. Does not include a power lead.

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The next generation is here. Evolution never stops! With Ultegra Di 2 technology shifting is easy & precise. Taking shifting to a new level, only a light touch is needed for the front or rear derailleur to instantaneously select the correct gear. Ergonomic design ensures an easy transition from mechanical to electronic shifting, & youll never look back. SM-BMR1 short & long external battery mount for external cable routing. Key

Features: Mount on standard frame bottle mounts. Can be used with a bottle cage. Water resistant. Battery sold separately.

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The next generation is here. Evolution never stops! With Ultegra Di 2 technology shifting is easy & precise. Taking shifting to a new level, only a light touch is needed for the front or rear derailleur to instantaneously select the correct gear. Ergonomic design ensures an easy transition from mechanical to electronic shifting, & youll never look back. SM-BMR1 short & long external battery mount for external cable routing. Key

Features: Mount on standard frame bottle mounts. Can be used with a bottle cage. Water resistant. Battery sold separately.

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Dura-Ace Di 2 (Dual Integrated Intelligence) moves to the next generation. Tested in competition & taken to victory by pro riders in all conditions, including the 2012 Tour de France Team Sky. SM-BMR1 short & long external battery mount for external cable routing. Key

Features: Mount on standard frame bottle mounts. Can be used with a bottle cage. Water resistant. Battery sold separately.

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Dura-Ace Di 2 (Dual Integrated Intelligence) moves to the next generation. Tested in competition & taken to victory by pro riders in all conditions, including the 2012 Tour de France Team Sky. SM-BMR1 short & long external battery mount for external cable routing. Key

Features: Mount on standard frame bottle mounts. Can be used with a bottle cage. Water resistant. Battery sold separately.

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Digital Integrated Intelligence. The eagerly awaited Shimano Di 2 (Digital Integrated Intelligence) is here. Evolution never stops. This new technology brings shifting to a new level. It gives you a swift, definite shift every time & in every situation. Rigorously tested to perform in all weather conditions, for all riding styles & terrain. Key Feature The power house of Dura-Ace Di 2 is a long-life 7.4V Li-Ion battery that is both compact & reliable, taking shifting effort away from you. Excellent sealing & reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, & cobble stone roads. Using a hard wired battery system which is both light weight & accurate compared to current wireless technology (as a wireless system would require 4 batteries: one for the RD, one for the FD, & one for each shift lever). The use of a single small & discreet battery is light weight, efficient & creates a robust & reliable system. One charge can give between 1000 & 2000 (around 1200 miles) kilometre range depending on conditions & front derailleur operation (as this is the main power drain). Reliable & secure water resistant connectors. Easily removable for charging. Weight: 68g (Manufacturer claimed) ...

Dura-Ace Di 2 (Dual Integrated Intelligence) moves to the next generation. Tested in competition & taken to victory by pro riders in all conditions, including the 2012 Tour de France Team Sky. Every part of a Di 2 setup hinges on the battery
- without power it just won't work! Charge up this highly efficient battery for up to 2000km of use. Key Feature The power house of Dura-Ace Di 2 is a long-life 7.4V Li-Ion battery that is both compact & reliable, taking shifting effort away from you. Excellent sealing & reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, & cobble stone roads. Using a hard wired battery system which is both light weight & accurate compared to current wireless technology (as a wireless system would require 4 batteries: one for the RD, one for the FD, & one for each shift lever). The use of a single small & discreet battery is light weight, efficient & creates a robust & reliable system. One charge can give between 1000 & 2000 (around 1200 miles) kilometre range depending on conditions & front derailleur operation (as this is the main power drain). Reliable & secure water resistant connectors. Easily removable for charging. Weight: 68g (Manufacturer claimed)
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Dura-Ace Di 2 (Dual Integrated Intelligence) moves to the next generation. Tested in competition & taken to victory by pro riders in all conditions including the 2012 Tour de France Team Sky. The lithium-ion battery is now available in two versions this version being mounted inside your frame. It can be charged without removing it from your frame & weighs less than half as much as the external battery. Key

Features: The power house of Dura-Ace Di 2 is a long-life 7.4V Li-Ion battery that is both compact & reliable taking shifting effort away from you. Mount the battery inside your seat post to maintain your bike's clean aesthetic. Fully sealed against any water that might work its way inside your frame. One charge can give between 1000 & 2000 (around 1200 miles) kilometre range depending on conditions & front derailleur operation (as this is the main power drain). Can be charged in situ through stem-mounted junction box.

Includes:: multiple slotted leaf spring mounts to fit snugly inside any diameter seat post. Weight: 56g (manufacturer claimed). Compatible with the Flight Deck computer measuring important data such as heart rate altitude cadence gear position battery indicator & allowing you to customise the shifting action of the derailleurs.



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The Shimano Dura-Ace Di 2 (Dual Integrated Intelligence) is the next generation of junction boxes. Put to the test in competition & used in victories by pro riders in every condition, including the 2012 Tour de France Team Sky. The under-stem Junction Box A is versatile with the multiple shifters. Mount the Junction Box A under the stem with the included rubber harness & can be used with the 9070 setup with multiple shifters. The EW90-A 3 Port Junction Box is designed for a standard drop-handlebar with both STI & Sprinter shifters. Key

Features: Shimano Di 2 EW90-A 3-port junction box Designed for use with drop handlebars means that you can use both STI & Sprinter shifters for excellent versatility Cables sold separately

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The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion & stretching, but provides effortless gear shifts This junction A is required to connect the shifters via E-tube wires to the down tube junction wire 3-port design, one for down tube wire to bottom bracket junction, two for shifter connection Battery level indicator feature E-tube EW-SD50 wires not included Additional charging point when using internal battery Gear index setup switch to allow fine tuning via shifter buttons Reliable & secure water resistant connectors Stem mounting strap included ...