Vortex 528ZK-39 Aluminum Rear Sprocket 530 Pitch 39 Tooth Black

The Vortex 528ZK-39 is a premium hard-anodized aluminum rear sprocket designed for 530 pitch chain applications. This lightweight racing sprocket features 39 teeth and is manufactured with precision CNC machining to deliver exceptional concentricity and durability for high-performance motorcycles.

Key Features:

• 100% CNC manufactured in the USA from specially formulated aluminum alloy
• Black hard-anodized finish for superior corrosion resistance and extended life
• Vortex patented tooth design increases sprocket longevity and performance
• Lightening holes strategically placed to reduce rotating mass without sacrificing strength
• Made to precise tolerances ensuring perfect concentricity for smooth power transfer
• 530 pitch compatible with 39-tooth configuration

Vortex Racing has been manufacturing top-quality motorcycle racing components since 1995, with products tested by professional race teams worldwide. Each sprocket is engineered to the tightest tolerances using the best materials to deliver race-proven reliability for street and track applications.