• Hollow steel dome makes for the stiffest gear cluster ever at the lightest weight.
  • Heat-treated, high-grade tool steel provide superlative durability and a beautiful finish.
  • StealthRing™ elastomers and advanced tooth profiles eliminate vibration and noise for a smooth, silent ride.
  • Aluminum cog: lighter, stiffer, stronger due to the design, material and production process.
  • Gear ratio:
    • 11-25: 11,12,13,14,15,16,17,19,21,23,25
    • 11-26: 11,12,13,14,15,16,17,19,21,23,26
    • 11-28: 11,12,13,14,15,16,17,19,22,25,28

Weight		 151g (11-25T)
Material High Grade Tool Steel Cog Cluster, Heat Treatment Process, Heat Treated Aluminum lowest Range Cog, Elastomer Rings
Gear Ratios 11-25: 11,12,13,14,15,16,17,19,21,23,25, 11-26: 11,12,13,14,15,16,17,19,21,23,26, 11-28: 11,12,13,14,15,16,17,19,22,25,28, 11-32: 11,12,13,14,15,17,19,22,25,28,32
Speeds 11
Recommended Chain SRAM RED 22 chain, SRAM PC-1170 chain
Retail Availability July 2013


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