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Vortex 527ZK-37 Cat5 Rear Aluminum Sprocket Black 37-Tooth 520 Chain

Manufacturer

Picture for manufacturer Vortex

Part Number

527ZK-37
10 reviews
Sale Price

$69.66

Estimated ship date Wednesday, November 25

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Product Details

The Vortex 527ZK-37 is a Cat5 rear aluminum sprocket designed for high-performance street and track applications. Machined from lightweight aluminum and finished in a durable black anodized coating, this 37-tooth sprocket is engineered to deliver reliable power transfer and reduced unsprung weight compared to steel alternatives.

Key Features:

  • Part Number: 527ZK-37
  • Series: Cat5
  • Teeth: 37T
  • Chain Pitch: 520
  • Material: Aircraft-grade aluminum
  • Finish: Black anodized for corrosion resistance and lasting appearance
  • Position: Rear / countershaft-driven wheel sprocket
  • Precision CNC-machined for tight tolerances and consistent chain engagement
  • Significant weight savings over OEM steel sprockets
  • Direct bolt-on replacement for compatible applications

Vortex Racing is a leading manufacturer of motorcycle drivetrain components, trusted by racers and enthusiasts worldwide. The Cat5 sprocket line is built to withstand the demands of aggressive riding while maintaining excellent longevity. Whether you're optimizing gearing for a track day or upgrading your street bike's drivetrain, the Vortex 527ZK-37 is a proven performance upgrade.

Kind of scary how easy that was. Thanks

So far quick and easy

quick and easy

great price

unable to select color

web page was compatible with my browser's auto fill :)

It was great!!! AWESOME PRICES!!!!

the service is #1 they keep you inform of the status of your order the prices are lower than those e internet sites<br>they go against the best and come out winning.<br>

Receive my order fast and it fit perfect

Smooth check out process.

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