Vortex 512ZR-42 Rear Sprocket 42 Tooth 520 Pitch

The Vortex 512ZR-42 is a high-performance rear sprocket designed for 520 pitch chain applications. This 42-tooth sprocket is constructed from case-hardened steel with a zinc coating for enhanced corrosion resistance and durability in racing and high-performance street applications.

Key Features:

• 42-tooth configuration for optimized gearing ratios
• 520 pitch design for lightweight performance chains
• Case-hardened steel construction for maximum strength and wear resistance
• Zinc-plated finish provides corrosion protection
• Precision machined to exact tolerances for smooth operation
• Self-cleaning mud groove design helps prevent debris buildup

Vortex sprockets are manufactured to strict quality standards and provide reliable performance for sport bikes and racing applications. The 42-tooth configuration offers a balanced blend of acceleration and top-end performance, making it a popular choice for street and track use.