Vortex 435ZRV4-45 VTX Aluminum Rear Sprocket Pitch Sprockets - 45T 520

The Vortex 435ZRV4-45 is a high-performance VTX series aluminum rear sprocket engineered for riders who demand lightweight precision without sacrificing durability. Featuring a 45-tooth count and designed for 520 pitch chain compatibility, this sprocket delivers a direct-fit replacement or performance upgrade over stock steel sprockets.

Vortex sprockets are CNC-machined from high-strength 7075-T6 aluminum and hard anodized for enhanced wear resistance and corrosion protection. The result is a component that sheds significant weight compared to OEM steel sprockets while maintaining the structural integrity demanded by street and track use alike.

Key Features:

• 45 Teeth — optimized gearing for acceleration or top-speed tuning
• 520 Pitch — compatible with standard 520-series drive chains
• VTX Series — CNC-machined 7075-T6 aluminum construction
• Hard anodized finish — superior wear resistance and corrosion protection
• Lightweight design — significant unsprung weight reduction vs. stock steel sprockets
• Direct OEM replacement fit — bolt-on installation with no modifications required
• Manufactured by Vortex Racing, a trusted name in motorcycle drivetrain components

Whether you are dialing in your gearing ratio for the track or simply replacing a worn rear sprocket, the Vortex 435ZRV4-45 VTX aluminum sprocket offers a premium, race-proven solution with an excellent strength-to-weight ratio.