Vortex 512ZR-51 Steel Rear Sprocket Pitch Sprockets - 51-Tooth 520

The Vortex 512ZR-51 is a heavy-duty steel rear sprocket designed as a direct OEM-style replacement for a wide range of motorcycles. Featuring a 51-tooth count and 520 chain pitch compatibility, this sprocket delivers reliable power transfer and long-lasting durability for street and sport riding applications.

Manufactured from high-quality steel, the 512ZR-51 offers superior wear resistance compared to aluminum alternatives, making it an excellent choice for riders who prioritize longevity and value. Vortex sprockets are precision-machined to tight tolerances to ensure smooth chain engagement and proper fitment.

Key Features:

• Tooth Count: 51 teeth
• Chain Pitch: 520
• Material: High-quality steel construction for extended service life
• Finish: Black oxide or natural steel finish for corrosion resistance
• Precision CNC machined for accurate tooth profile and consistent chain engagement
• Direct bolt-on replacement — no modifications required
• Manufactured by Vortex Racing, a trusted name in powersports drivetrain components

The Vortex 512ZR series rear sprockets are a popular choice for riders seeking a durable, cost-effective upgrade or replacement over stock sprockets. Always verify correct sprocket carrier fitment and chain pitch before installation.