Vortex 435CZRV4-45 Aluminum Rear Sprocket 520 Pitch 45-Tooth Silver

The Vortex 435CZRV4-45 is a lightweight, high-performance aluminum rear sprocket designed for motorcycle racing and performance street riding. CNC machined from 7075 aluminum to exacting tolerances, this sprocket delivers an exceptional strength-to-weight ratio over stock steel alternatives, helping reduce rotating mass for improved throttle response and acceleration.

Finished in a silver anodized coating, this sprocket features Vortex's signature saber tooth groove design that promotes longer service life by reducing wear at the chain interface. The silver finish is electrically coated for a bright, corrosion-resistant appearance that holds up under demanding riding conditions.

Key Features:

• 45-Tooth rear sprocket for 520 chain pitch
• CNC machined 100% in the USA from 7075 aluminum
• Specially formulated alloy per Vortex specifications
• Unique saber tooth groove design for increased longevity
• Silver anodized finish resists corrosion
• Lightening holes reduce rotating mass for improved performance
• Vortex patent pending tooth design
• Black hardcoat PTFE option also available (proven to last up to 30% longer)

Vortex sprockets are trusted by professional racers worldwide and are manufactured to ensure precise concentricity and durability. Stunt sprockets up to 74 teeth are available through special order for those needing extreme gearing options.