SRAM™ 12s Eagle™ Derailleurs

Hardtail Bicycles (SRAM™):

Wrap the chain around the chainring and the largest cassette sprocket (without passing the chain through the derailleur):

Add 3 or 4 links of chain, and break the chain so the last link is a narrow link:

Full Suspension Bicycles (SRAM™):

For full suspension bicycles, in order to size the chain, first compress the rear shock to the point in the travel where the rear axle is farthest from the bottom bracket. Deflate or remove the rear shock if necessary.

Wrap the chain around the chainring and the largest cassette sprocket (without passing the chain through the derailleur):

Add 1 or 2 links of chain, and break the chain so the last link is a narrow link:

Shimano™ 12s Derailleurs

Hardtail Bicycles (Shimano™):

Wrap the chain around the chainring and the largest cassette sprocket (without passing the chain through the derailleur):

Add 4 or 5 links of chain, and break the chain so the last link is a narrow link:

Full-Suspension Bicycles (Shimano™):

Wrap the chain around the chainring and the largest cassette sprocket (without passing the chain through the derailleur):

Add 5 or 6 links of chain, and break the chain so the last link is a narrow link:

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How to Set up 12 Speed e*thirteen 9-46T, 9-50T, 9-52T, or 13-52T cassettes with Shimano™ 12 Speed Drivetrains

e*thirteen 12 speed cassettes can work great with Shimano's new 12 speed mountain drivetrains if proper care is taken during the setup.

By following the instructions in the how-to guides below, you'll have your bike running smoothly in no time with minimal fuss.

For the 9-46T e*thirteen cassette:

For the 9-50T, 9-52T, 13-52T e*thirteen cassettes:

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Gen 2 Cassette Manual - Helix, TRS & XCX

Current Helix, TRS and XCX offerings are all considered Generation 2 cassettes. Gen 2 (sometimes called FW2) cassettes are best differentiated from Gen 1 by the use of a set screw which is found on the largest steel cog and fixes the steel section to the alloy section of the cassette. Gen 1 e*thirteen cassettes did not utilize this set screw.

See below or click here to download the pdf.

Install:

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