Vortex 840ZKV4-49 VTX Aluminum Rear Sprocket 49T

The Vortex 840ZKV4-49 is a high-performance 49-tooth aluminum rear sprocket from Vortex Racing, a trusted name in aftermarket drivetrain components for motorcycle and powersports applications. Engineered for riders who demand precision, durability, and a weight advantage over OEM steel sprockets, this sprocket is CNC-machined from high-grade aluminum alloy for exceptional strength and a significant reduction in rotating mass.

Key Features:

• 49 Teeth – Performance-tuned tooth count for optimized acceleration and drive ratio
• CNC-Machined Aluminum Construction – Lightweight alloy reduces unsprung and rotating weight compared to steel alternatives
• 840 Chain Series Compatible – Designed to work with 840-pitch drive chains
• Precision Tooth Profile – Machined tooth geometry promotes smooth chain engagement, reduced wear, and consistent power transfer
• Hard Anodized Finish – Corrosion-resistant anodized coating extends service life and maintains appearance
• Direct Bolt-On Fitment – Engineered to OEM mounting specifications for straightforward installation

Vortex sprockets are a popular upgrade for sport bike, supermoto, and performance powersports riders looking to fine-tune their gearing for the track or street. The Vortex VTX series rear sprocket delivers the quality and consistency that Vortex Racing is known for, making it a reliable choice for both competitive and recreational riders.