SHIMANO Ultegra R8170 Di2 Disc Groupset
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Product Description
With technology trickling down from flagship Dura-Ace, Shimano Ultegra R8170 Di2 Disc Groupset is better than it has ever been before. It perfectly balances performance with value, and the components are slick, reliable, and only create a minimal weight penalty compared to Dura-Ace.
FEATURES
2x12-speed, disc brake, semi-wireless electronic groupset
Rear derailleur is quick, smooth and effortless, for unmatched drivetrain efficiency
Rear derailleur's compact design includes an integrated wireless unit, charger, and switch
Button on the rear derailleur for Di2 operations, and LED light denotes synchronised shift mode, setting mode and charge requirements
Rear derailleur wirelessly connects to the shifters
Low profile Shadow derailleur design
Ultegra wireless hydraulic Servo Wave disc brake Di2 STI levers give you control, modulation and power with minimal effort in all riding conditions
Levers use CR1632 batteries which last for approximately 1.5-2 years
Improved ergonomic design
Hyperglide+ technology in the sprockets and chain improves shifting under load
XT rotors have a stainless steel / alloy 3-layer sandwich construction that manages heat
12-speed E-tube Di2 compatible
E-Tube Electric Wires sold separately
INCLUDES
Shimano Ultegra Di2 ST-R8170 hydraulic disc, Di2 E-tube STI set, flat mount calipers, left/rear and right/front
Shimano Ultegra Di2 FC-R8100 12-speed double chainset
Shimano Ultegra CS-R8100 12-speed cassette, 11-34T
Shimano SLX/105 CN-M7100 chain with quick link, 12-speed, 126L
Shimano Ultegra Di2 RD-R8150 12-speed rear derailleur, E-tube
Shimano Ultegra Di2 FD-R8150 12-speed front derailleur E-tube, braze on, double
RT-MT800 disc rotors with internal lockring, Ice Tech FREEZA, 160mm
Di2 BT-DN300 internal mount battery, 3-port
EW-EC300 battery charging cable, 1700mm