Vortex 405ZO-39 Aluminum Rear Sprocket 39 Tooth

The Vortex 405ZO-39 is a precision-engineered aluminum rear sprocket designed to deliver exceptional performance and durability for motorcycle applications. This lightweight aluminum sprocket features 39 teeth and is manufactured using Vortex's advanced CNC machining process to ensure precise tolerances and optimal chain engagement.

Key Features:

• Constructed from high-grade 7075-T6 aluminum alloy for strength and reduced weight
• 39-tooth configuration for optimized gearing ratios
• Vortex's patented tooth profile design increases sprocket longevity
• Hard-anodized finish in distinctive gold color for corrosion resistance and durability
• CNC-machined for precise fitment and smooth chain operation
• Significantly lighter than steel sprockets, reducing unsprung weight

Vortex aluminum sprockets are designed to provide an excellent balance of weight savings and durability, making them ideal for sport and track use where performance is critical. The hard-anodized surface treatment extends service life while maintaining the weight advantage over traditional steel sprockets.