Vortex 195ZKV4-45 Aluminum Rear Sprocket Chain Pitch Sprockets - 45T 520

The Vortex 195ZKV4-45 is a high-performance aluminum rear sprocket designed as a direct OEM replacement or performance upgrade for compatible motorcycles. Machined from lightweight 7075-T6 aircraft-grade aluminum, this sprocket delivers significant weight savings over stock steel sprockets without sacrificing durability.

Key Features:

• 45-tooth rear sprocket for optimized acceleration and gearing
• Constructed from 7075-T6 aircraft-grade aluminum for superior strength-to-weight ratio
• Hard anodized finish for enhanced corrosion resistance and extended service life
• CNC machined to precise tolerances for smooth, consistent chain engagement
• Designed for 520 chain pitch compatibility
• Direct bolt-on fitment — no modifications required
• Significant weight reduction compared to stock steel sprockets

Vortex Racing is a leading manufacturer of performance drivetrain components trusted by professional racers and street riders alike. The ZKV4 series sprocket is engineered for riders seeking improved throttle response and reduced rotating mass, making it an ideal upgrade for both track and street applications.