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Aerodynamics or lightweight alone don’t win races - speed is what matters
DT Swiss 370 hub
even in the greasiest conditions
110mm travel
which can boost mental performance
SHIMANO ULTEGRA Di2 Shadow Rear derailleur helmet Aerodynamics or lightweight alone don’tNow simplified with a single derailleur cage length, the new 12 speed Shimano ULTEGRA R8150 rear derailleur packs our fastest, most precise shifting into a more approachable option. With our fastest, most accurate shifting, the new 12 speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28 34T low sprockets. FEATURES Our fastest ever rear shifting, 58% faster than RD R9150
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