Vortex 840AKV4-43 Aluminum Rear Sprocket VTX Series Sprockets - 43T

The Vortex 840AKV4-43 is a high-performance aluminum rear sprocket from Vortex's VTX series, featuring 43 teeth and designed for use with an 840-pitch chain. Engineered for riders who demand precision, durability, and reduced rotating mass, this sprocket delivers a performance upgrade over stock steel units.

Key Features:

• 43-Tooth Configuration – Optimized tooth count for a balance of acceleration and top-end performance
• Lightweight Aluminum Construction – CNC-machined from high-strength aluminum alloy, significantly reducing unsprung and rotating weight compared to steel sprockets
• 840-Pitch Chain Compatibility – Engineered to match 840-series chain specifications for precise fit and long wear life
• VTX Series Design – Part of Vortex's VTX aluminum sprocket line, known for tight tolerances and race-proven performance
• Hard-Anodized Finish – Resists corrosion and wear, extending sprocket service life
• CNC Precision Machined – Consistent tooth geometry ensures smooth chain engagement and reduced drivetrain noise

Vortex is a trusted name in the powersports industry, producing OEM-quality and race-grade drivetrain components for street, track, and off-road applications. The 840AKV4-43 rear sprocket is a direct-fit replacement or performance upgrade offering measurable weight savings and improved drivetrain response.