SPECIFICATION : Frame Giant Composite Technology Fork Advanced-Grade Composite, Alloy OverDrive Steerer Shock N/A Handlebar Giant Connect SL, Women's, 31.8 Stem Giant Connect SL Seatpost Giant Vector Composite Saddle Giant Performance Road, Women's Pedals N/A Shifters Shimano Ultegra Di2, Electronic Front Derailleur Shimano Ultegra Di2, Electronic Rear Derailleur Shimano Ultegra Di2, Electronic Brakes Shimano Ultegra Brake Levers Shimano Ultegra Cassette Shimano Ultegra 11x28, 10-Speed Chain KMC X10 Crankset Shimano Ultegra, 34/50 Bottom Bracket Shimano, Press Fit Rims Giant P-SL1 WheelSystem Hubs Giant P-SL1 WheelSystem Spokes Giant P-SL1 WheelSystem Tires Giant P-R3, Flat Guard, Front and Rear Specific, 700x23 Extras RideSense Ready