My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Vortex 604ZK-37 Aluminum Rear Sprocket 37T

Manufacturer

Picture for manufacturer Vortex

Part Number

604ZK-37
9 reviews
Sale Price

$55.21

Estimated ship date Saturday, November 28

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Vortex 604ZK-37 is a high-performance aluminum rear sprocket with 37 teeth, engineered for sport and track motorcycle applications. Vortex Racing is a premier manufacturer of precision-machined drivetrain components trusted by racers and enthusiasts worldwide.

Key Features:

  • 37-Tooth rear sprocket for precise gear ratio tuning
  • Machined from high-strength aluminum alloy for an optimal balance of weight savings and durability
  • Hard-anodized finish for enhanced corrosion and wear resistance
  • CNC-machined to tight tolerances for smooth, consistent chain engagement
  • Lightweight construction reduces unsprung and rotating mass
  • Direct OEM-style bolt-on fitment — no modifications required

The 604ZK carrier/sprocket system is designed for straightforward installation using the stock sprocket carrier, making it an ideal upgrade for riders looking to fine-tune acceleration, top speed, or overall power delivery. Whether for aggressive street riding or competitive track use, the Vortex 604ZK-37 delivers the precision and reliability that Vortex Racing is known for.

Awesome

Items arrived quick and worked perfectly!

Good price, delivered in timely manner, and was as represented. I will buy from them again with confidence.

Quick and simple

I found what I wanted, it was a really good price, I ordered it, it showed up shortly thereafter, and there's nothing wrong with it. This sounds like a boring, uneventful transaction and that's exactly what it was. Which is absolutely perfect and the way it should be. No drama, good products at good prices with good service. Thanks so much!

Easy process, looking forward to receiving it!

I’ve bought here a few times with great success

Very easy

would buy more if there was some free shipping the shipping was more then the product it self

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy