The PowerGlide 1170 cassette provides an undeniable performance advantage. It's the final piece in the drivetrain puzzle and delivers ultra-fast, ultra-quiet shifts that will always put you in the right gear.

• Cassette design for high shifting performance with a quieter chain/cassette combination.
• Semi-spidered design: light, strong, efficient
• 16t cog (except for WiFLi: 14t)