Vortex 317ZO-40 Aluminum Rear Sprocket 40 Tooth Gold

The Vortex 317ZO-40 is a high-performance aluminum rear sprocket designed for sport and racing motorcycles. Precision CNC-machined from 7075-T6 aerospace-grade aluminum alloy, this sprocket delivers exceptional strength while significantly reducing rotational weight compared to steel sprockets.

Key Features:

• 40-tooth configuration for optimized gearing performance
• 7075-T6 aluminum construction offers superior strength-to-weight ratio
• Gold anodized finish provides corrosion resistance and distinctive appearance
• CNC-machined for precise tolerances and smooth chain engagement
• Self-cleaning mud grooves help prevent debris buildup
• Lightening holes reduce weight without sacrificing structural integrity

Vortex aluminum sprockets are engineered to meet the demands of serious riders who want improved acceleration and reduced unsprung weight. The hard-anodized surface treatment extends sprocket life while maintaining that race-proven Vortex quality. Perfect for track days, aggressive street riding, or racing applications where weight savings and performance matter.