The junction is required for connection of rear mech, front mech, battery, and cable to battery indicator junction box with reliable and secure water resistant connectors. Cables sold separately.
The Shimano Dura Ace BB-R9100 bottom bracket features smaller lightweight bearings and an advanced seal construction for smoother rotation and increased durability. It is designed to work in combination with the Dura-Ace R9100 crankset to offer optimal stiffness and a smoother pedal stroke.
These shifters come complete with SP41 gear cables, which are lubricated internally along their length with low-friction silicone grease to reduce cable friction. Plus, they are compatible with 10-Speed drivetrains, can be used with double or triple chainsets and are Shimano SIS indexed for accurate shifting performance.
Super lightweight carbon SPD-SL road pedal for high performance road racing, The lightweight carbon body provides large shoe contact area to maximise the transfer of power whilst at the same time reducing weight.The wide flat profile give better road clearance and also allows wider bearing placement for increased rigidity and an even load distribution. A wider shoe cleat offers a longer life than standard as well as being easier for walking than other cleats. A large binding target allows quick engagement while the wide cleats provide more efficient pedalling.The pedal comes supplied with the blue cleats which are suitable for most riders and have a front centre pivot type 2 degree.Supplied with Shimano SM-SH12 SPD SL-CleatsStainless Steel Pedal BodyWeight: 228 gramsLow Profile 8.8mm Body HeightApprox Weight: 228g (Pair)
Dura Ace Di2 9150 Front Gear Braze-On - 11 SpeedElite road racers demand reliable and precise shifting, 11-speed Dura-Ace R9150 delivers with its super-lightweight yet durable designSynchronized Shift designed, developed to choose the next biggest or lowest gear ratio irrespective of whether a gear change needs to be made by the front or rear derailleurThe Di2 front derailleur's operation is pioneering, smooth shifting is guaranteed thanks to a microchip communication link with the gear levers. What's more, shifting the rear derailleur automatically trims the front derailleurThe biggest difference you will notice is just how much quicker and effortlessly smoother shifting on the front chainrings is, even under loadThe difference in the effort and time to actuate the shift between mechanical and Di2 is truly staggeringThe removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretching, but provides effortless gear shiftsThe front derailleur also trims automatically; the cage moves in response to the position of the rear derailleur on the cassette to ensure no chain rub and a quiet unobtrusive ride, enabling you to concentrate on the road aheadBraze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available11-speed E-tube Di2 compatibleCompatible with 50-55 tooth chainringsTotal capacity 16TFront derailleur weight is 104 grams
The shift paddles now feature a more defined "click" for confidence in shifting and to prevent mis-shifts, also the shift buttons have been extended in length meaning they are easier to reach from the drops and hoods. E-Tube compatibility means that the function of the shift paddles can be customised to suit the rider. The 9170 shifters now include Synchro-shift technology that automatically moves the rear derailleur when the front ring is changed or moves the front chainring with the rear shifts to optimise chainline and drivetrain efficiency.
The 9170 shifters feature an ideal ergonomic shape that is comfortable in the hand and similar in size to mechanical braking versions of the shifter. The shift paddles now also feature a more defined "click" for confidence in shifting and to prevent mis-shifts. E-Tube compatibility means that the shift paddles can be customised to suit the rider. The 9170 shifters now include Synchro-shift technology that automatically moves the rear derailleur when the front ring is changed or moves the front derailleur with the rear shifts to optimise chainline and drivetrain efficiency. The 9170 brake calipers have been tuned to perform optimally in road racing conditions. They feature the Shimano Flat Mount system for a sleek and aerodynamic profile and Ice Tech pads for improved heat dissipation. This kit comes pre-bled and ready to use with shifter, hose, caliper and pads.
Elite road racers demand reliable and precise shifting, 12-speed Dura-Ace R9150 delivers with its super-lightweight and compact designSynchronized Shift designed, developed to choose the next biggest or lowest gear ratio irrespective of whether a gear change needs to be made by the front or rear derailleur,The Di2 front derailleur's operation is pioneering, smooth shifting is guaranteed thanks to wireless communication with the gear levers. What's more, shifting the rear derailleur automatically trims the front derailleur,The biggest difference you will notice is just how much quicker and effortlessly smoother shifting on the front chainrings is, even under load,The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretching, but provides effortless gear shifts,The front derailleur also trims automatically; the cage moves in response to the position of the rear derailleur on the cassette to ensure no chain rub and a quiet unobtrusive ride, enabling you to concentrate on the road ahead,Braze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available,12-speed E-tube SD300 wire compatible.
For best shifting performance please take a note of the matching outer ring this inner ring need to be paired with.
Genuine Shimano replacement part.Chainrings to fit 55-42T, 54-42T, 53-39T, 52-36T, 50-34T Chanisets.