Di2 is working flawlessly with no excessive wear to the components.
Shimano Dura-Ace SW-R9160 Dura-Ace Di2 Bar end shift switches for TT-bars. Pair.
Shimano Dura-Ace RD-R9250 Dura-Ace Di2 12-speed rear derailleur E-tube
Shimano Dura-Ace ST-R9270 Dura-Ace hydraulic Di2 STI for drop bar; right hand
Cervelo R3 SL 56cm Carbon Frameset Di2 - spares or repair
Cervelo R3 51CM frame Forks Seat Post
