The bike was purchased in 2023. The bike originally came with a mechanical Ultegra groupset. It was later replaced with a Dura-Ace Di2 groupset. The rear and front derailleurs are the 9070 Di2 models. The brakes, shifters, and other components are 9170 Di2. It also includes an interface for wireless gear display on your computer. The crank is a Magene power meter, 165 mm long, 6 months old. The chain was replaced 100 km ago and is waxed. The wheels are high-profile aero wheels from a Chinese manufacturer; they have been on the bike for 2 years with no issues. The tires are 28 mm. The bike has ...