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Vortex 839AZBV4-39 VTX Aluminum Rear Sprocket 39T

Manufacturer

Picture for manufacturer Vortex

Part Number

839AZBV4-39
8 reviews
Sale Price

$69.66

Estimated ship date Friday, November 27

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Vortex 839AZBV4-39 is a lightweight, high-performance aluminum rear sprocket designed as a direct OEM replacement or performance upgrade for compatible motorcycles. Engineered by Vortex Racing — a trusted name in motorcycle drivetrain components — this sprocket delivers the precision and durability demanded by both street riders and track enthusiasts.

Key Features:

  • 39-Tooth Count: Optimized gearing for strong acceleration and responsive throttle performance
  • Lightweight Aluminum Construction: Significantly reduces unsprung and rotating mass compared to steel sprockets, improving handling and acceleration
  • Hard Anodized Finish: Provides exceptional corrosion resistance and surface hardness for extended service life
  • CNC Machined: Precision CNC manufacturing ensures consistent tooth profile and exact fitment for smooth, quiet chain engagement
  • Direct Bolt-On Fit: Designed to match OEM mounting specifications for straightforward installation
  • High-Strength Alloy: Aircraft-grade aluminum alloy delivers an optimal balance of strength and weight savings

Vortex sprockets are a popular choice for riders looking to fine-tune their motorcycle's gearing characteristics without sacrificing reliability. Whether you're replacing a worn sprocket or optimizing your gearing for your riding style, the Vortex 839AZBV4-39 is a proven, race-proven upgrade built to perform.

Very easy to order from your site,it was my bad that I had only purchased one rotor on Sunday and wished that I was prompted "do you need just one" and not two rotors? But it was my mistake. Bob Rowean.

Great prices and fast shipping.

Fast shipping, easy website. What more could you need?!?

Great price and fast service!!

Shopping took longer than I thought

Simple and quick

Very easy process

Easy to find the product and easy to order. Shipping took a little longer than anticipated but overall, it was a good experience

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