Vortex 920ZK-38 VTX Aluminum Rear Sprocket Pitch Sprockets - 38T 520

The Vortex 920ZK-38 is a high-performance VTX series aluminum rear sprocket designed for riders seeking a lightweight, durable alternative to stock steel sprockets. Engineered with precision CNC machining, this sprocket delivers consistent chain engagement and reliable power transfer mile after mile.

Key Features:

• Material: 6061-T6 billet aluminum construction for maximum strength-to-weight ratio
• Tooth Count: 38 teeth
• Chain Pitch: 520 series chain compatible
• Finish: Hard anodized for corrosion resistance and long service life
• Design: CNC-machined with lightening pockets to reduce unsprung weight
• Precision: Tight manufacturing tolerances ensure smooth, quiet chain operation
• Compatibility: ZK carrier/carrier bolt pattern fitment

Vortex is a trusted name in the powersports industry, known for producing race-quality drivetrain components. The VTX aluminum rear sprocket is a popular upgrade for street and track riders looking to reduce rotating mass and improve throttle response. Pair with a Vortex front sprocket and chain for a complete drivetrain solution.