Shimano Dura-Ace Di2 Electronic 2x11 speed Drivetrain (new chain) with Ultegra rear derailleur to accommodate the larger 11-32T cassette
Upgraded: S-Works Quarq Power Meter 50/34T
Carbon Aero handlebars, carbon Satori seat post, Specialized Phenom saddle
Shimano Hydraulic Disc Brakes
Retailed for $9,500 new without the power meter
Overall in excellent condition - most notable imperfections are shoe rub on crankset and small cosmetic imperfection on drive-side seat stay (both pictured)