Vortex 347ZR-55 CAT5 Rear Sprocket 55 Tooth

The Vortex 347ZR-55 is a high-quality CAT5 rear sprocket engineered for optimal performance and durability. Constructed from heat-treated steel with a zinc plating finish, this sprocket delivers exceptional strength and corrosion resistance for extended service life.

Key Features:

• 55-tooth configuration for enhanced acceleration and torque delivery
• Heat-treated steel construction ensures maximum strength and wear resistance
• Zinc-plated finish provides superior corrosion protection
• Precision-machined tooth profiles for smooth power transfer and reduced chain wear
• CNC-machined from high-grade steel for exact fitment and balance
• Meets or exceeds OEM specifications

Vortex CAT5 sprockets are designed using advanced CAD/CAM technology to ensure precise tooth geometry and optimal chain engagement. The heat-treatment process creates a hardened surface that resists wear while maintaining core strength, making this sprocket ideal for both street and performance applications.