New 12x Chorus cassettes for use with the disc or rim brake groupset.
The new Chorus groupset is fully compatible with the cassettes from the Record and Super Record 2x12-speed groupsets (11-29 and 11-32) but also introduces a new cassette specification of 11-34 only compatible with the Chorus 12-speed drivetrain. The new 11-34 cassette offers cyclists even more versatility and a greater choice and autonomy in terms of available gears.
Technology
Same width as the 11-speed cassette
Totally compatible with wheels and frames.
The two bigger sets of three in a single-block piece
It eliminates energy dispersion.
Surface Treatment
It increases durability and improves smoothness.
Same-thickness Spacers
Ensures error-free fitting.
Three Options Available
It increases the range of action thanks to a complete assortment of gear inch ratios:
- 11-12-13-14-15-16-17-19-21-23-26-29
- 11-12-13-14-15-16-17-19-22-25-28-32
- 11-12-13-14-15-16-17-19-22-25-29-34
Features
- Sets of three in single-block steel: stiffness and elimination of power dispersion
- 25-29-34 set of three available as a spare part
- Can be converted from the 11-32 cassette
- Compatibility: same width as the 11-speed, no need to change or update wheels
- Smaller spaces: faster, more precise shifting
- Same spacers: easy error-free fitting
Specifications
- Weight: 310g (11-29 Version)
Note: The new Chorus 12x 11-34 cassette is not compatible with Record or Super Record 12x groupsets.










