Vortex 316ZK-36 CAT5 Aluminum Rear Sprocket 520 Pitch 36 Tooth Black

The Vortex 316ZK-36 is a high-performance CAT5 aluminum rear sprocket designed for lightweight racing and street applications. This precision-engineered sprocket features 520 pitch with 36 teeth, providing an excellent balance of acceleration and top-end speed for sport bikes and performance motorcycles.

Key Features:

• 100% CNC-machined in the USA from aerospace-grade 7075-T6 aluminum alloy
• Black hard-anodized finish applied before machining for enhanced durability and corrosion resistance
• Vortex patented tooth profile design increases sprocket longevity and reduces chain wear
• Lightweight construction reduces rotational mass for improved throttle response
• Specially formulated aluminum alloy per Vortex specifications for optimal strength-to-weight ratio
• Silver machined highlights create a distinctive appearance

Vortex CAT5 sprockets are the standard in the motorcycle racing industry, trusted by professional riders and track day enthusiasts. The hard-anodized black coating is applied first, then the sprocket is CNC-machined, resulting in a durable colored surface with striking silver accents where the cutting tool reveals the base aluminum.