Vortex 840ZB-42 Rear Sprocket Aluminum Chain Sprockets - 42-Tooth 530

The Vortex 840ZB-42 is a lightweight standard aluminum racing sprocket that is 100% CNC manufactured in the USA from specially formulated alloy per Vortex specifications. This silver 42-tooth rear sprocket is designed for high-performance motorcycle applications using 530 pitch chain.

Key Features:

• 100% CNC manufactured in the USA from specially formulated alloy
• Features unique tooth design with saber tooth grooves that increase sprocket longevity
• Silver anodized finish to prevent corrosion
• Vortex patented sprocket design is unlike any other sprocket
• Sprocket dimensions: 5 holes (10mm) with 100mm PCD and 76mm ID
• Lightweight construction for reduced rotating mass

For more than 15 years, U.S.-based Vortex Racing has manufactured top-quality motorcycle racing components, focusing on absolute quality with each component made to the tightest tolerances using the best materials in the industry. This sprocket is trusted by professional race teams worldwide for motocross, supercross, and road racing applications.