Vortex 170ZR-46 VTX Aluminum Rear Sprocket 46-Tooth

The Vortex 170ZR-46 is a high-performance VTX Series aluminum rear sprocket engineered for motorcycle riders who demand precision, durability, and reduced rotating mass. Machined from lightweight 7075-T6 aluminum alloy, this sprocket delivers an excellent strength-to-weight ratio compared to steel alternatives, helping to improve acceleration response and overall drivetrain performance.

Key Features:

• 46-Tooth rear sprocket for optimized gearing and acceleration tuning
• Precision CNC-machined from high-strength 7075-T6 aluminum for maximum durability and reduced weight
• Hard anodized finish resists corrosion, wear, and heat for extended service life
• Weight-relieving pocketed design minimizes unsprung and rotating mass
• Engineered to OEM dimensional tolerances for a precise, rattle-free fit
• Compatible with standard O-ring, X-ring, and Z-ring drive chains
• Manufactured by Vortex Racing, a trusted name in motorsports performance components

The Vortex VTX aluminum rear sprocket is a popular upgrade for street and track riders looking to fine-tune their gearing ratios. The 170ZR carrier pattern designates the specific hub fitment, ensuring a direct bolt-on installation with no modifications required. Whether you're optimizing for top-end speed or bottom-end torque, swapping to a Vortex aluminum sprocket is one of the most effective and affordable drivetrain upgrades available.