Celebrating its 40th anniversary since first introduced in 1982, Shimano 105 receives the ultimate upgrade with a move to Di2 electronic shifting technology. The highly anticipated Shimano 105 R7100 group not only delivers Di2 performance to an entirely new range of riders, but it offers Shimano’s flagship 12-speed, wireless shifting with easy operation and increased reliability in a more attainable package.

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shimano 105