Groups

The Shimano Dura-Ace R9250 Priority Pack Groupset features the components needed to deliver advanced drivetrain technology and shifting performance. Shimano's wireless Di2 processing technology increases transmission speed and performance, offering reliable, fast shifts every single time. Dura-Ace R9250 is wired where it makes sense, featuring a central, multi-port battery that supplies stable, long-lasting power to both front and rear derailleurs. The drivetrain features Shimano's Hyperglide+ technology, which was first developed for mountain bike applications, to offer ultra-smooth shifting, even under maximum pedaling load. This kit includes a crankset, front derailleur, rear derailleur, cassette, shift/brake levers, disc brake calipers, rotors, chain, battery, Di2 wires, and an internal battery charging cable. - The Dura-Ace FC-R9200 crank performs two vital functions; transferring your pedaling effort into the drivetrain and ensuring the fastest, most precise front shifting available - The CS-R9200 11-30t 12-speed cassette features larger driving cogs to maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12-speed freehub bodies - The FD-R9250 front derailleur offers ultra-fast shifting (45% quicker than FD-R9150), and features a small, lightweight design - The Dura-Ace RD-R9250 integrates the system charging port and a wireless connectivity unit to deliver super fast, precise shifting, while also featuring a single cage length that shifts cassettes from 11-28 to 11-34 - ST-R9270 dual control levers offer wireless shifting for fast, precise gear changes, and bring enhanced modulation and control to every ride by employing Shimano's proven SERVO-WAVE ACTION technology - The BR-R9270 mono-body caliper drops weight while also providing increased pad clearance, ensuring a quieter ride - The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting - Includes 160mm front rotor and 140mm rear rotor - Includes 2 EW-SD300 Di2 electric wires and EW-EC300 internal battery charging cable

The Shimano Dura-Ace R9250 Di2 Groupset has everything needed to set up your bike with the latest tech from Shimano. With wireless Di2 shifting, changing gears is smoother, faster, and more reliable than ever before. Developments in Shimano's hydraulic brake technology increase stopping power while improving pad clearance and decreasing brake noise. As always with Dura-Ace, weight savings and performance are maximized to provide the ultimate drivetrain experience. Features: 12-speed electronic road groupset with the latest technology from Shimano CS-R9200 cassette has larger driving cogs and is compatible with 11 and 12-speed Shimano/HG freehub bodies FD-R9250 front derailleur shifts 45% quicker than the previous Dura-Ace model RD-R9250 rear derailleur is super fast and has an integrated charging port for the Di2 system ST-R9270 shift/brake levers transmit shift signal wirelessly to the derailleurs BR-R9270 hydraulic disc brake calipers are lighter and provide increased pad clearance Specifications: Speed: 2 x 12 Speed Cassette: 11-30T Cassette-Freehub Body Interface: Shimano 11/12 Speed Crank Spindle Diameter: 24mm (Bottom Bracket Sold Separately) Crank Arm Material: Aluminum Front Derailleur: Braze-On, Down Swing, Electronic Rear Derailleur: One Cage Length (Compatible with 11-28T to 11-34T Cassettes) Disc Brake Rotors: 140 & 160mm (Centerlock) Brake Caliper Mount: Flat Mount Includes: (1) FC-R9200 Crankset (1) CS-R9200 Cassette (12 Speed) (11-30T) (1) FD-R9250 Front Derailleur (2x) (Electronic) (1) RD-R9250 Rear Derailleur (12 Speed) (Electronic) (1) 12-Speed Dura-Ace Chain (2) ST-R9270 Shift/Brake Levers (Electronic) (Hydraulic Brake) (2) BR-R9270 Hydraulic Disc Brake Calipers (Flat Mount) (1) 160mm Front Brake Rotor (Centerlock) (1) 140mm Rear Brake Rotor (Centerlock) (2) EW-SD300 Electronic Di2 Wires (1) Di2 Battery (1) EW-EC300 Internal Battery Charging Cable Bottom bracket sold separately