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Vortex 920AZK-42 VTX Aluminum Rear Sprocket Chain Pitch Sprockets - 42T 520

Part of: Vortex VTX Aluminum Rear Sprocket Pitch Sprockets

Other options in this family: Vortex 170ZKV4-44 Vortex 427ZKV4-44 Vortex 435ZKV4-45 Vortex 438ZKV4-43 Vortex 526AZKV4-43

Manufacturer

Picture for manufacturer Vortex

Part Number

920AZK-42
7 reviews
Sale Price

$55.21

Estimated ship date Monday, November 23

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Product Details

The Vortex 920AZK-42 is a VTX Series aluminum rear sprocket designed for high-performance motorcycle applications. Featuring a 42-tooth count and 520 chain pitch, this sprocket delivers an excellent balance of acceleration and top-end performance for sport and street riders seeking a lightweight drivetrain upgrade.

Machined from high-grade 7075 aluminum alloy, the VTX sprocket offers a significant weight reduction over OEM steel sprockets without sacrificing durability. The precision CNC machining ensures consistent tooth geometry for smooth, quiet chain engagement and extended chain life.

Key Features:

  • 42 Teeth – optimized gearing for performance riding
  • 520 Chain Pitch – compatible with 520-series drive chains
  • 7075 Aluminum Construction – lightweight, high-strength material
  • Hard Anodized Finish – resists corrosion and wear for long service life
  • CNC Machined – precision tooth profile for reliable chain engagement
  • Direct OEM-style bolt pattern for straightforward installation
  • Available in multiple tooth counts to fine-tune gearing ratios

The Vortex VTX aluminum rear sprocket is a popular choice among motorcycle enthusiasts looking to reduce unsprung weight and customize their gearing setup. Vortex Racing is a trusted name in the powersports industry, known for manufacturing race-quality components that meet or exceed OEM standards.

Perfect!

everything fine but took longer than expected

Fast shipping, excellent product! Ordered the new SPC upper control arm ball joints and my truck rides like new again, Thank you!

Had a technical question, which was answered quickly, accurately, and professionally.

Great

I tried calling several times with no answer. Then an email took a whole day for a response

Website was easy to order from.

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