Vortex 435ZUV4-45 Aluminum Rear Sprocket 520 Pitch 45-Tooth Silver

The Vortex 435ZUV4-45 is a 45-tooth, 520-pitch aluminum rear sprocket engineered for street and track performance. Part of Vortex's industry-standard aluminum sprocket lineup, this sprocket is 100% CNC machined in the USA from a specially formulated 7075 aluminum alloy, delivering an exceptional balance of strength and reduced rotating mass.

The silver finish is electrically coated for a brighter, long-lasting shine, while the unique saber tooth groove design extends sprocket longevity by reducing wear on each tooth. Whether used for daily riding or weekend track duty, this sprocket is a trusted upgrade over heavier OEM steel units.

Key Features:

• 45 teeth, 520 chain pitch — direct OEM replacement or suitable 520 conversion
• CNC machined from 7075 aluminum — high strength-to-weight ratio
• Silver electrically coated finish — bright, corrosion-resistant anodized surface
• Saber tooth groove design — reduces chain wear and extends sprocket life
• 100% manufactured in the USA — per Vortex Racing specifications
• Lightweight construction reduces rotating mass for improved throttle response
• Vortex patent-pending sprocket design
• Also available in Black Hardcoat PTFE finish for up to 30% longer service life

Vortex Racing aluminum rear sprockets are a go-to choice in the race industry and among performance street riders. The 435ZUV4-45 is a direct-fit replacement designed to OEM specifications, making installation straightforward with no modifications required.