Vortex 120B-50 520 Steel Rear Sprocket 50-Tooth Black

The Vortex 120B-50 is a 520-pitch, 50-tooth steel rear sprocket finished in a durable black hardcoat. Precision-engineered by Vortex Racing — one of the most trusted names in motorcycle drivetrain components — this sprocket is built to deliver reliable performance and long service life on the street or track.

Key Features:

• 520 Chain Pitch – Compatible with 520-series motorcycle drive chains
• 50 Teeth – Optimized tooth count for balanced acceleration and top-end performance
• Steel Construction – Manufactured to precise tolerances for concentricity and long-term durability
• Black Hardcoat Finish – Bonds to the surface for improved wear resistance and a clean, aggressive appearance
• Lightening Holes – Strategically placed to reduce rotating mass without compromising strength
• 100% CNC Machined – Consistent quality and exact fitment every time
• Vortex Racing Pedigree – Tested and validated by professional race teams worldwide

Vortex steel rear sprockets are made to exacting specifications, ensuring concentricity and durability across all riding conditions. The black hardcoat finish provides a surface that is harder and more wear-resistant than raw aluminum alternatives, making the 120B-50 an ideal choice for riders seeking both performance and longevity.