Shimano Dura Ace Di2 ST-R9180 TT Shifter/Calliper

Features and Benefits:

• Top of the range, high performance Dura-Ace hydraulic disc brake Di2 TT STI's give you control, modulation and power with minimal effort in all riding conditions
• With Di2 technology shifting is easy and precise - just a light touch, as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gear
• The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates, corrosion and stretching, and also provides effortless gear shifts
• Full synchronized shifting programable, Synchro shift compatible meaning a single shifter button either side can control both front and rear shifting which can be fully custom tuned to your riding preferences
• TT STI with one shift button each side
• Shifters are lightweight thanks to carbon fibre lever blades and carbon composite bracket body
• Hydraulic brake lever provides excellent stopping power with less effort especially from the hood position
• Hydraulic reservoir tank provides pad to rotor clearance auto-adjust maintaining braking performance during pad wear
• Finely tuneable reach adjusters for the levers enable custom fitment for all hands
• Free stroke adjustment for pad to rotor contact setting
• Levers are supplied without electrical cables, as these need to be ordered separately to suit
• Kit contains bled ST-R9180 STI, BR-R9270 flat mount brake calliper with pads, hoses and mineral oil (without rotors or adapters)

Overcoming the sometimes complicated cable routing of time trial and triathlon bikes, the Dura-Ace R9180 levers bring the confidence of hydraulic disc brakes to the sleekest bikes in the world. Combined with the plug and play ease of Shimano DI2 electronic shifting, they offer an advantage in any race.

With an all-new design, Dura-Ace BR-R9270 hydraulic calipers are our most compact yet. Mono-Body construction ensures light weight and rigidity, proving that good things can come in small packages.

With an all-new Mono-Body construction design, high performance braking has reached a new peak. The BR-R9270 caliper drops weight while also providing increased pad clearance, ensuring a quieter ride. Lastly, a new bleeding process makes maintenance easier than ever.

Technical specifcations:

• Orientation: Right hand with front brake or left hand with rear brake
• Speeds: 12 speed (Right Hand) / 2 speed, double (Left hand)
• Shifting: Electronic, Di2
• Calliper mounting: Flat mount
• Brake type: Disc - Hydraulic
• Colour: Black
• Weight: 99g - Shifter / brake calliper - 97g

*Note: options are for 1x shifter and 1x calliper (Right hand/front brake or left hand/rear brake) - does not include rotor or adapter.