Vortex 839AKV4-45 VTX Aluminum Rear Sprocket 45T

The Vortex 839AKV4-45 is a high-performance 45-tooth aluminum rear sprocket from Vortex Racing's VTX series. Engineered for riders who demand precision, durability, and reduced rotating mass, this sprocket is CNC-machined from high-grade 7075 aluminum for an optimal balance of strength and weight savings over stock steel units.

Key Features:

• 45-Tooth Configuration – Provides tunable acceleration and torque characteristics to suit track or street riding preferences
• 7075 Aluminum Construction – Lightweight alloy construction significantly reduces unsprung and rotating weight compared to OEM steel sprockets
• CNC-Machined Precision – Tight tolerances ensure smooth chain engagement and consistent performance
• Hard Anodized Finish – Resists corrosion and wear, extending sprocket service life
• VTX Series Design – Features Vortex's distinctive lightweight cutout pattern for additional weight reduction without sacrificing structural integrity
• Direct OEM Replacement Fit – Designed to match the 839 bolt pattern for a straightforward, bolt-on installation

Vortex Racing is a trusted name in the motorsports and powersports industry, supplying sprockets to professional race teams and performance-minded street riders worldwide. The 839AKV4-45 rear sprocket is an excellent upgrade for riders looking to improve throttle response and reduce drivetrain weight on compatible motorcycles.