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Aluminum Sprocket 40T - Black - For 1998 Yamaha WR400F YZ400F


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  • SKU: RAL-853-40-BLK
  • Manufacturer: Supersprox


For 1998 Yamaha WR400F YZ400F

  • Chain Size: 520
  • Color: Black
  • Material: Aluminum
  • Placement on Vehicle: Rear
  • Tooth Count: 40 Tooth
  • Type: Back Sprocket
  • UPC: 8592165084183
  • 7075-T651 Aerospace aluminum. The strongest commercial grade aluminum chosen for maximum tooth strength to offer extended sprocket and chain life
  • 100% surface anodized finish. Critical to prevent oxidization caused by untreated aluminum. Helps prevent the sprocket becoming loose on the wheel
  • CNC machined to provide perfect fitting to the bike hub
  • CAD design allows the maximum removal of weight, while keeping core strength
  • Grooved to prevent dirt build up under chain and prolong chain life.
  • Factory tooth design, developed with factory teams. The wider and stronger tooth provides up to 20% longer sprocket life
  • Larger tooth radius reduces chain friction and extends chain life

This part fits the following


This product was added to our catalog on Thursday 13 June, 2019.

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