The revolutionary Dura-Ace Di2 electronic shifting option for triathletes and time trialists eliminate the need to change hand positions for shifting. The electronic system is linked and you can execute gear shifts from the base bar or aero extensions which will save time and energy so you can focus on pedaling to your hearts content. The increased accuracy, smoothness and reliability of electronic shifting makes gear changes faster and eliminates missed shifts. Upgrade to electronic shifting and join the revolution today!

The Shimano Dura-Ace Di2 Triathlon Groupset can be purchased with Di2 Brake Levers or without.

Call us Toll Free 855-TRI-VELO (874-8356) to help build your Di2 bundle and get the best price on the net.

Shimano Dura-Ace 7970 Di2 Triathlon Groupset Includes:

• Shimano Dura-Ace SW-7971 Di2 DH  Bar End Shifters
• Shimano Dura-Ace ST-7971 Di2 Dual Control TT/Triathlon Levers (Optional)
• Shimano Dura-Ace RD-7970 Di2 Rear Derailleur
• Shimano Dura-Ace FD-7970 Di2 Front Derailleur
• Shimano Dura-Ace SM-BTR1 Di2 Battery Pack
• Shimano Dura-Ace 7970 Wiring Kits
• Shimano Dura-Ace FC-7900 Crankset
• Shimano Dura-Ace BR-7900 Brakes (Optional)
• Shimano Dura-Ace CN-7900 Chain 
• Shimano Dura-Ace BB-7900 Bottom Bracket 
• Shimano Dura-Ace CS-7900 Cassette