Vortex 144BZB-39 Rear Sprocket 39-Tooth Black Hardcoat Aluminum

The Vortex 144BZB-39 is a high-performance 39-tooth rear sprocket engineered for motorcycle racers and enthusiasts who demand precision and durability. This sprocket is 100% CNC machined with saber tooth grooves, featuring Vortex patent pending design that sets it apart from conventional sprockets.

Key Features:

• Constructed from premium 7075 T6 billet aluminum for exceptional strength-to-weight ratio
• PTFE black hardcoat finish bonds to the aluminum to create a more durable surface with less friction
• Unique tooth design increases sprocket longevity
• Lightweight construction reduces unsprung weight for improved handling and acceleration
• Precision machined to tight tolerances for smooth, quiet operation

For more than 15 years, U.S.-based Vortex Racing continues to manufacture top-quality motorcycle racing components for Motocross, Supercross, Road Racing, Flat Track Racing and Minibikes. Vortex Racing Performance Parts are made to the tightest tolerances with the best quality materials available in this industry. Whether you're optimizing your gearing for the track or street, this 39-tooth rear sprocket delivers the performance and reliability that Vortex Racing is known for.