SRAM Apex PG-1231 Replaceable Cogs (11 T / 12 T / 13 T) are genuine service parts engineered for SRAM PG-1231 11-speed cassettes.
These replacement cogs allow you to refresh worn sprockets in your cassette one at a time, extending cassette life, maintaining smooth shifting, and restoring drivetrain efficiency without having to replace the entire cassette. Available in 11 T, 12 T, and 13 T sizes, they fit into their corresponding positions on the PG-1231 cluster and are made to SRAM’s exact standards for reliable wear characteristics and performance.
Key features:
- Genuine SRAM replaceable cog set
- Available in 11 T, 12 T, and 13 T sizes for PG-1231 cassettes
- Lockring Included
- Precision tooth profiles for smooth, consistent shifting
- Ideal for replacing worn sprockets and extending cassette life
- Durable construction to withstand everyday riding loads
Apex PG-1231 Replacable Cogs 11/12/13T
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SRAM Apex PG-1231 Replaceable Cogs (11 T / 12 T / 13 T) are genuine service parts engineered for SRAM PG-1231 11-speed cassettes.
These replacement cogs allow you to refresh worn sprockets in your cassette one at a time, extending cassette life, maintaining smooth shifting, and restoring drivetrain efficiency without having to replace the entire cassette. Available in 11 T, 12 T, and 13 T sizes, they fit into their corresponding positions on the PG-1231 cluster and are made to SRAM’s exact standards for reliable wear characteristics and performance.
Key features:
- Genuine SRAM replaceable cog set
- Available in 11 T, 12 T, and 13 T sizes for PG-1231 cassettes
- Lockring Included
- Precision tooth profiles for smooth, consistent shifting
- Ideal for replacing worn sprockets and extending cassette life
- Durable construction to withstand everyday riding loads