Vortex 435ZLV4-39 Aluminum Rear Sprocket 39-Tooth 520 Pitch

The Vortex 435ZLV4-39 is a 39-tooth, 520-pitch aluminum rear sprocket engineered for performance-oriented street and track riders. CNC-machined in the USA from a specially formulated aerospace-grade aluminum alloy, this sprocket delivers the ideal balance of low weight and high strength for demanding riding conditions.

Key Features:

• 100% CNC manufactured in the USA to tight tolerances
• Specially formulated aluminum alloy per Vortex specifications for optimal strength-to-weight ratio
• 520 chain pitch compatibility for OEM replacements or suitable 520 conversions
• 39-tooth rear sprocket configuration
• Anodized finish for corrosion resistance and long-lasting appearance
• Vortex patented tooth design for extended sprocket longevity and smooth chain engagement
• Reduces rotating mass compared to OEM steel sprockets for improved acceleration and handling
• Available in CAT5 anodized color or F8 Black HardCoat (PTFE) finish options

Vortex Racing has been a trusted name in motorcycle racing components for over 15 years, supplying top professional race teams worldwide. The 435-series sprockets are proven on the track and built to the same standards used in competitive road racing, supercross, and motocross applications. This sprocket is a direct-fit, performance upgrade over stock steel units.