Vortex 251AZKV4-47 CAT5 Aluminum Rear Sprocket 520 Pitch 47 Tooth Black

The Vortex 251AZKV4-47 is a lightweight 47-tooth, 520-pitch aluminum rear sprocket designed for performance motorcycle applications. Built to racing standards, this sprocket delivers significant weight savings over steel alternatives without sacrificing durability, making it a popular choice for street, track, and sport riding.

Key Features:

• 520 Pitch — Compatible with 520-series motorcycle drive chains
• 47 Teeth — Optimized tooth count for acceleration and gearing tuning
• Black Anodized Finish — Anodized coating helps resist corrosion and oxidation
• 100% CNC Manufactured in the USA — Precision-machined to tight tolerances for consistent fit and performance
• Specially Formulated Aluminum Alloy — Material engineered to Vortex specifications for the ideal balance of strength and weight
• Patented Unique Tooth Design — Vortex's proprietary tooth geometry increases sprocket longevity
• Lightweight Construction — Reduces rotating mass to help put more power to the pavement

Vortex Racing has been manufacturing top-quality motorcycle racing components in the USA for over 15 years. Each sprocket is made to the tightest tolerances with premium materials and tested with feedback from professional race teams worldwide. Note: Aluminum sprockets perform best when chain cleanliness and tension are maintained regularly.