The Acera component group represents three key attributes: accuracy, precision, and aesthetics. This group enables precise shifting with less loss of pedal power. It offers high braking force and excellent braking performance for precise speed control, along with an attractive appearance featuring a sleek profile.

Technologies: HG-Hyperglide. In conjunction with Shimano Hyperglide chains, the HG cassette sprockets allow for fast, precise indexed shifting. The specially computer-designed sprockets feature specific tooth profiles and strategically positioned ramps that optimize chain guidance during shifting. The result is quick, smooth, and silent gear changes.