Vortex 165-55 Rear Sprocket 55-Tooth Aluminum Stunt Sprocket

The Vortex 165-55 is a 55-tooth aluminum rear sprocket engineered for motorcycle stunt riding and performance applications. Built by Vortex Racing — a U.S.-based manufacturer with over 15 years of experience producing top-tier racing components — this sprocket delivers the durability and precision demanded by serious riders.

Key Features:

• 55-Tooth Design: Oversized tooth count optimized for stunt riding, delivering aggressive low-end power and wheelie-friendly gearing at any RPM
• 7075 Aircraft-Grade Aluminum Construction: Lightweight yet exceptionally strong, reducing rotating mass for improved acceleration and handling compared to OEM steel sprockets
• Precision CNC Machined: Every sprocket is machined to tight tolerances for consistent fit and long service life
• Patented Tooth Profile: Vortex's unique tooth geometry improves chain engagement and extends sprocket longevity
• Silver Anodized Finish: Available in silver finish; Vortex rear sprockets in 55-tooth sizes are finished in silver anodize

Vortex Racing components are tested on-track with direct input from professional race teams worldwide, ensuring every sprocket meets the highest standards for performance and reliability. The 165-55 is a direct bolt-on replacement designed for a precise, secure fit.