Giant TCR Advanced Pro 1 Carbon Road Bike Shimano Ultegra R8000 55cm Medium 2020 Posted January 3, 2024 Giant TCR Advanced Pro 1 Carbon Road Bike Shimano Ultegra R8000 55cm Medium 2020Shifters: Shimano Ultegra R8000. Front Derailleur: Shimano Ultegra R8000. Rear Derailleur: Shimano Ultegra R8000. Crankset: Shimano Ultegra R8000. Rear Cassette: Shimano Ultegra R8000. Year of Production: 2020.