Shimano has just launched the Shimano Ultegra R8000 2017/2018 groupset. The new R8000 incorporates the technology and performance of the Dura Ace R9100, but as we are accustomed to a more affordable price.

Therefore, it is perfect for improving performance on the road bicycle. This version is characterized by a very powerful brake system; With greater control on the part of the cyclist, more ergonomic Sifter/Levers and a total integration of the electronic group with the cyclist. Besides, it has been redesigned, it is now even more beautiful, and its weight has diminished.

Weight differences between Shimano Ultegra 6800 and Dura Ace R9100

In the lighter possibility (Di2 with mechanical brakes) the Ultegra 6800 achieves an excellent weight of 4071 grams. Therefore, they have 84 grams compared to the 6800 version and compared to Dura Ace R9100 we can say that only increases the groupset weight by about 500 grams (3566 grams).

Shimano Ultegra R8000 2017/2018 for road bicycle: weights of different components

  • Pedals: 248gr.
  • Hydraulic shifter: 280gr.
  • Shifter brake rim: 360gr.
  • Brake calipers: BR-R8070 weighs 280g.
  • Bottom braket: 63gr.
  • Casette: 232gr.
  • Chain: 257gr.
  • Front gear/derailleur: mechanical - 106gr, electronic - 132gr.
  • Rear shift: mechanical - 200gr, electronic - 242gr.

Do you want to know the news of the Shimano Ultegra R8000 Groupset?

Shimano Ultegra R8000: Crankset

New groupset electronic and mechanic Shimano Ultegra R8000: chain, cassette, front gear, rear gear, brake, caliper, shifter, lift, accesories

Starting with the connecting rods; Incorporates 4 Hollowtech crankset. The shape is completely new and visually it has a unified shape of two arms that cross diagonally. With the new design it is possible to increase the transmission of the force on the part of the cyclist and it decreases of 676 to 674 grams the weight of the set.

It also increases the distance of the chainring from the frame and creates a hollow structure inside the teeth, called Hollowglide technology. These measures contribute to improve stiffness without the weight being compromised. Options: 53-39, 52-36, 50-34, and the CX-specific 46-36.

 

Shimano Ultegra R8000: Transmission/cassette

New groupset electronic and mechanic Shimano Ultegra R8000: chain, cassette, front gear, rear gear, brake, caliper, shifter, lift, accesories

In addition, following the transmission system, the cassette incorporates up to 6 different versions for the rider to choose the one that best fits his routes: 11-25, 11-28, 11-30, 11-32, 12-25, 14-28 and 11-34.

The pedals reduce their surface height to lighten and their axes are superior in size to the 4 mm

 

Shimano Ultegra R8000: Mechanical and electric version

To make matters worse, Syncro-Shift technology offers two possibilities in electronic switching: semi mode; Which automatically modifies the position of the rear shift when changing for a fluid pedal, or full / full mode; This one directly chooses the combination as we indicate more or less development.

In addition, in the mechanical version as in the electronic version, remote control top pushbuttons are included. They are useful for changing or controlling devices such as GPS. Mechanical shift levers are available in hydraulic disc brake (ST-R8020) or rim brake (ST-R8000), with polymer cables for smoother handling.

 

Shimano Ultegra R8000: Front and rear gear/derailleur

New groupset electronic and mechanic Shimano Ultegra R8000: chain, cassette, front gear, rear gear, brake, caliper, shifter, lift, accesories

As for the change and the deflectors we can say that they are ideal for the competition. They never fail and their performance is high. The derailleur is softer than ever, since it takes advantage of the new shape of the connecting rods to integrate and change easily in any combination. The Di2 Shift has been redesigned, now adopting a Shimano Shadow Dura-Ace shape. It integrates and hides to perfection. Available in short box for small ratios or wide box for long developments.

 

Shimano Ultegra R8000: Brakes - caliper

The brakes of the Shimano Ultegra R8000 road cycling group are a real treat. Soft, controlled and firm touch; The runner stops the bicycle when he wants. In the case of hydraulic disc brakes, the new BR-R8070 calipers are included. They have an unprecedented force and a ventilation system of their own to avoid accumulating heat in the interior

 

Shimano Ultegra R8000: Shift / brake levers

New groupset electronic and mechanic Shimano Ultegra R8000: chain, cassette, front gear, rear gear, brake, caliper, shifter, lift, accesories

If we get into the Shimano Ultegra R8000 group handles, we notice that its shape is much more ergonomic. A compound of gums is used so that the adhesion with the hands of the cyclist is not deteriorated with sweat and cold. The touch with the fingers is more successful and there are no failures to press.

Finally, the Japanese brand offers accessories such as the change in the handlebars of triathlon / time trial handlebars. They are innovative since from the aero position they allow to brake by means of small handles. Its appearance is minimalistic for better aerodynamic coefficient and only incorporates a push button in the handle, that is to say one serves to raise and another to lower pinions.