
Shimano Ultegra 12 Speed R8170 Di2 Hydro Disc Custom Groupset
Shimano
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Shimano brakes, gears, components and cycling accessories incorporate more than 45 years of cycling vigour built into each design; their experience and expertise make them the popular choice of the professional and amateur cyclist the world over.
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Includes the following cable kit - EW-SD300 Wires x 4 (mixed sizes )
The new DN300 battery features the same waterproof design that Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12-speed road derailleurs and shifters (if a fully wired option is selected).
With the same size as its predecessor, the slim DN300 battery can be housed inside seat posts or frames ensuring a clean aesthetic. Now with 3 ports, the DN300 simplifies wiring to front and rear derailleurs, supplying stable power at all times. The third port is for riders who seek the redundancy of Shimano's 12-speed Di2 wired option.
Di2 charger cable
Plugs in directly to RD-R9250 rear derailleur
For 12 speed Di2 road drivetrains
ULTEGRA Dual-Pivot Brake Caliper Rim Brakes
The SHIMANO ULTEGRA R8100 series caliper brakes offer a clear contact feeling while balancing rigidity, weight, and stopping power. With increased clearance for 28mm tires, the sleek design is still fetching. They are available in traditional and direct mount options.
Weight: 182g (F) 180g (R)
Refined 12 step gear combination provides peak efficiency and accelerating performance for every racing situation
Faster, smoother shifts under maximum pedaling force
Compatible with new 12-speed and road 11-speed FREEHUB body
Weight: 291g (11-30)
Sizes : 11-30T or 11-34T
Shimano XT M8100 12 Speed Chain / KMC X12
Our fastest ever front shifting, 45% faster than FD-R9150
Smaller, sleeker, lighter - Frontal area reduced by 33% - Weight cut to 116g
Top gear teeth capacity: 50-54T
Fit: Braze On
Weight: 110g
Quick and intuitive shifting - Clearly defined click feeling with ergonomic shift lever
Better bike control and confidence in race conditions - Hood shape and texture optimize grip and brake power transmission
Weight: 295g
Excludes Di2 Cables
Internal 2-Port Junction for EW-SD300 wires
Our fastest ever rear shifting, 58% faster than RD-R9150
Compact design includes an integrated wireless unit, charger, and switch
LED status indicator - Battery indicator - Pairing - Adjust mode, etc.
Wider range capacity - Max. low sprocket: 34T
Weight: 262g
Optimal balance of stiffness, strength, weight and rotational performance
HOLLOWGLIDE structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting
52-36T and 50-34T chainring options.
165, 170, 172.5, and 175 mm crank arm lengths.
Weight: 700g