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In Stock & Ready To Ship — XT/Ultegra RT-MT800 Disc Rotors
SRAM Rival X-SYNC Direct Mount Chainring
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SRAM Rival X-SYNC Direct Mount Chainring

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Perfectly Designed To Prevent Chain Drops

The SRAM Rival X-SYNC Direct Mount Chainring is perfect for SRAM Rival 1x setups. X-SYNC Technology uses a narrow/sharp tooth profile and rounded chamfer edges to prevent chain drops.

The teeth also are designed to shed mud so that debris does not infringe on chain efficiency.


  • X-SYNC technology
  • Lighter weight than spider version (~25-50g depending on size)
  • Sizes: 38, 40, 42, 44, & 46 teeth options
  • 12-speed compatible
  • Bolt Circle Diameter (BCD) — Direct Mount

B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.

Material: Aluminum, Steel 

38T - Black

Mfg PartNum: 00.6218.027.000 

40T - Black

Mfg PartNum: 00.6218.027.001 

42T - Black

Mfg PartNum: 00.6218.027.002 

44T - Black

Mfg PartNum: 00.6218.027.003 

46T - Black

Mfg PartNum: 00.6218.027.004 

Mfg Warranty: 24 Mo. Parts

Warranty URL: https://www.sram.com/en/service/warranty

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A guide to understanding and calculating bicycle gear inches.

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