Vortex 840AV4-43 VTX Aluminum Rear Sprocket 43T

The Vortex 840AV4-43 is a high-performance 43-tooth aluminum rear sprocket from Vortex's VTX series, engineered for motorcycle and powersports applications demanding lightweight strength and precision. Machined from aerospace-grade 7075-T6 aluminum, this sprocket delivers a significant weight reduction over stock steel sprockets without sacrificing durability.

Key Features:

• 43 teeth for optimized gear ratio and acceleration tuning
• CNC-machined from lightweight aluminum alloy for reduced unsprung weight
• Hard anodized finish for corrosion resistance and long service life
• Precision-cut teeth for smooth, quiet chain engagement and reduced wear
• 4-bolt mounting pattern for secure fitment
• Compatible with standard replacement chains in the 840 chain pitch class
• Ideal for track, race, and performance street applications

Vortex sprockets are a trusted choice among racers and performance riders worldwide. The 840AV4-43 is an excellent upgrade for riders looking to fine-tune their final drive ratio or reduce rotating mass for improved throttle response and handling.