Vortex 775AKV4-45 VTX Aluminum Rear Sprocket 45T

The Vortex 775AKV4-45 is a high-performance 45-tooth aluminum rear sprocket from Vortex Racing's VTX series, engineered for riders who demand precision, durability, and reduced unsprung weight over OEM steel alternatives.

Manufactured from 6061-T6 billet aluminum, this sprocket is CNC-machined to exacting tolerances, delivering consistent chain engagement and smooth power transfer. The hard-anodized finish provides excellent corrosion and wear resistance, extending the service life of the sprocket even under demanding track or street conditions.

Key Features:

• 45-Tooth Rear Sprocket – ideal for optimizing acceleration and low-end torque
• Billet 6061-T6 Aluminum Construction – significantly lighter than OEM steel sprockets
• CNC-Machined – precision manufactured for consistent tooth profile and chain compatibility
• Hard-Anodized Finish – resists corrosion, abrasion, and wear for extended service life
• VTX Series – Vortex's trusted line of performance-grade sprockets for street and track use
• Direct bolt-on replacement for compatible applications using the 775 carrier pattern

Vortex Racing is a USA-based manufacturer with decades of experience supplying top-tier drivetrain components to professional and amateur motorsport competitors alike. The 775AKV4-45 is a reliable, race-proven upgrade for riders looking to fine-tune their gearing setup.