The Shimano Dura-Ace 9200 Cassette is the perfect addition to your 12-speed groupset, providing smooth and reliable gear changes at an elite level. It is also incredibly lightweight for the perfect addition to your road bike. Larger driving cogs maximize the efficiency of your drivetrain. This also creates compatibility with both Shimano 11 and 12-speed freehub bodies. Hyperglide+ technology is included in this cassette, resulting in smoother gear changes than ever. Seamless shifts both up and down the gear range can be expected. The Shimano Dura-Ace 9200 cassette is an elite component for your best road setup.