Vortex 252ZK-46 Cat5 Rear Aluminum Sprocket Black 46T

The Vortex 252ZK-46 is a Cat5 rear aluminum sprocket in a 46-tooth configuration, finished in black anodize. Engineered by Vortex Racing, a trusted name in motorsports drivetrain components, this sprocket is designed for performance-oriented motorcycle applications where weight savings and precision chain engagement are critical.

Key Features:

• 46-tooth rear sprocket for tunable gearing ratios
• Lightweight aluminum construction reduces unsprung rotational mass
• Black anodized finish for corrosion resistance and a clean appearance
• Cat5 series design — built to Vortex's high-precision manufacturing standards
• CNC-machined for consistent tooth profile and chain compatibility
• Direct OEM-style fitment for straightforward installation

Vortex sprockets are a popular upgrade for track day riders and racers looking to fine-tune acceleration and top-speed characteristics. The aluminum construction offers a significant weight reduction compared to steel alternatives, making the 252ZK-46 an ideal choice for performance and racing builds.