Vortex 245ZK-43 Black 43-Tooth Rear Sprocket

The Vortex 245ZK-43 is a high-performance 43-tooth rear sprocket engineered for precision and durability. This lightweight CAT5 aluminum sprocket features a black hardcoat finish that bonds to the aluminum surface, creating enhanced durability with reduced friction.

Key Features:

• 43-tooth rear sprocket configuration
• CAT5 aluminum construction for optimal strength-to-weight ratio
• Black hardcoat finish for increased wear resistance
• 100% CNC manufactured in the USA to exact tolerances
• Specially formulated alloy per Vortex specifications
• Precision-machined tooth profile for optimized chain engagement

Vortex sprockets are manufactured from 7075 T6 aluminum and CNC machined to incredibly tight tolerances, delivering exceptional precision and longevity. The advanced tooth design ensures proper chain hold and release, while the durable finish protects against the elements. Trusted by professional race teams worldwide, Vortex sprockets offer performance and reliability that rivals steel sprockets while maintaining a significant weight advantage.