Vortex 780ZL-51 VTX Aluminum Rear Sprocket 51-Tooth

The Vortex 780ZL-51 is a 51-tooth VTX series aluminum rear sprocket designed as a high-performance replacement for sport bikes and motorcycles. Machined from lightweight 7075-T6 aluminum alloy, this sprocket delivers a significant weight savings over OEM steel sprockets without sacrificing durability or performance.

Key Features:

• 51-Tooth count for customized final drive gearing
• Precision CNC-machined from high-strength 7075-T6 aluminum
• Hard anodized finish for corrosion resistance and extended wear life
• Lightweight construction reduces unsprung rotational mass for improved throttle response
• Compatible with 520 chain pitch (verify fitment for your specific application)
• Direct bolt-on replacement — no modifications required
• Manufactured to tight tolerances for smooth, consistent power transfer

Vortex Racing is a well-established U.S.-based manufacturer known for producing race-quality drivetrain components. The VTX series rear sprockets are a popular upgrade for riders looking to fine-tune their gearing ratios for track or street performance. The 780ZL carrier/bolt pattern designation ensures proper fitment for compatible motorcycle models.