Shimano GRX Di2 RX825 groupset 2x12 31-48

Specifications: Series: GRX Di2 RX825 Application: Gravel, cyclocross, touring & trekking Drivetrain: 2x12-speed (electronic) Brakes: Disc, hydraulic (Flat Mount) Components: Crank: 170.0 mm, 172.5 mm, 175.0 mm (31-48 chainrings) Cassette: 11-34, 11-36 Front derailleur: braze-on Rear derailleur: short (medium) cage Completion: The bottom bracket is not included in delivery. Shimano recommends the SM-BBR60 or SM-BB72-41B Pressfit Hollowtech II. The RT-MT800 brake rotor (140, 160, or 180 mm) must also be purchased separately. If needed: FM-to-FM brake adapter SM-MA-R160 D/D for a 160 mm rotor on a 140 mm FM frame, or SM-MA-R160 D/D for a 180 mm rotor on a 160 mm FM frame. The BL-RX812 auxiliary brake lever is also available as an option. - Caliper bolts for 10/15/20/30/35 mm frame diameters are also available as an option. Features: electronic gravel groupset with 2x12-speed drivetrain wireless shifting for a clean cockpit with shift/brake levers for flared handlebars Scope of delivery: Shimano GRX Di2 RX825 complete groupset, consisting of:

1 x Shimano GRX crankset (FC-RX820-2) 1 x Shimano GRX Shadow Plus rear derailleur (RD-RX825) 1 x Shimano GRX front derailleur (FD-RX825) 1 x Shimano cassette 1 x Shimano Ultegra / XT Quick-Link chain (CN-M8100) 2 x Shimano GRX Di2 disc brakes BR-RX820 + GRX ST-RX820, front and rear 1 x Shimano SM-BH90-JK-SSR brake hose 1000 mm (front) 1 x Shimano SM-BH90-JK-SSR brake hose 1700 mm (rear) 2 pairs of Shimano brake pads 1 x disc brake adapter for front 2 x hose connector kits with olives and insert pins 2 x type A mounting bolts (front) 2 x mounting bolts for 25 mm frame diameter (rear) Brake set ready to install, pre-filled; bleeding is recommended after installation 1 x Shimano Di2 BT-DN300 battery 1 x Shimano EW-EC300 USB charging cable