Front derailleur
Shimano Ultegra Di2 R8050, braze-on
Rear derailleur
Shimano Ultegra Di2 R8050, GS medium cage
Crank
Shimano Ultegra R8000, HollowTech 2, 11-speed
Saddle
Body Geometry Power Pro, hollow titanium rails, carbon fiber base
Seatpost
2021 S-Works Tarmac Carbon seat post, FACT Carbon, Di2 Compatible, 20mm offset
Stem
Tarmac integrated stem, 6-degree