The drivetrain was swapped over from a Gen 7 Madone to a brand new frame, handlebars, and seat post. The bike has been professionally serviced by Trek. All components have <1,000 miles; I have replaced many components with new ones and upgraded others. These are outlined below:

Frame (Size L): New
Handlebars (38cm): New
Seat Post: New
*Selle Italia SLR 3D Carbonio Superflow Saddle: ~1,000 miles
Dura-Ace 52-36 172.5 Crank: New
Dura-Ace 11-30 Cassette: New
Dura-Ace chain: New
Dura-Ace pulley: New
Dura-Ace shifters: ~1,000 miles
Dura-Ace brake rotors: New
Dura-Ace front/rear derailleur: ~1,000 miles
*Ceramic Speed bottom bracket: ~1,000 miles
GP5000 Tires: ~1,000 miles
*Bontrager RSL62 Wheels: ~1,000 miles

*upgrades