Vortex 526AZR-42 Red 42-Tooth 520 Aluminum Rear Sprocket

The Vortex 526AZR-42 is a 42-tooth, 520-pitch rear sprocket machined from lightweight CAT5 aluminum alloy. Engineered for performance riders who demand precision and durability, this sprocket is 100% CNC manufactured in the USA to exacting tolerances using a specially formulated aluminum alloy developed per Vortex's own specifications.

Key Features:

• 42 teeth, 520 pitch rear sprocket
• Lightweight CAT5 aluminum construction for reduced unsprung weight
• 100% CNC machined in the USA for consistent quality and precision fit
• Vortex patented tooth profile designed for extended sprocket longevity
• Available in 4 colors with contrasting silver machine-cut accents
• Red anodized finish for a bold, race-ready appearance
• Specially formulated aluminum alloy per Vortex's proprietary specifications

The Vortex 526AZR-42 is finished in a striking red anodize with contrasting silver machined highlights, making it as visually impressive as it is functional. The unique tooth geometry reduces wear and extends service life, while the CNC process ensures precise chain engagement with every revolution. Designed for 520-pitch chain setups, this sprocket is a popular choice for sport bike applications requiring a 520 conversion.