Vortex 317ZGV4-42 VTX Aluminum Rear Sprocket Green Anodized Sprockets - 42T

The Vortex 317ZGV4-42 is a high-performance 42-tooth aluminum rear sprocket from Vortex's popular VTX series. Precision-machined from lightweight 7075-T6 aluminum and finished with a vibrant green anodized coating, this sprocket delivers an ideal combination of reduced rotating mass and long-lasting durability for street and track applications.

Vortex sprockets are manufactured to OEM-level tolerances and beyond, ensuring precise chain engagement, smooth power delivery, and excellent wear resistance. The anodized surface not only provides a distinctive look but also adds a layer of corrosion protection to extend service life.

Key Features:

• 42 Teeth — direct-fit rear sprocket for compatible applications
• 7075-T6 Aluminum Construction — significantly lighter than steel for improved acceleration and handling
• Green Anodized Finish — corrosion-resistant coating with a bold, distinctive appearance
• CNC Precision Machined — manufactured to tight tolerances for smooth, reliable chain engagement
• VTX Series Design — features lightening cuts and scalloped profile to minimize weight without sacrificing strength
• Direct OEM Replacement Fitment — bolt-on installation with no modifications required

Whether you're looking to fine-tune your gearing ratio for better acceleration or top-end speed, the Vortex 317ZGV4-42 sprocket is a proven upgrade trusted by racers and enthusiasts alike. Pair with a Vortex front sprocket and chain for a complete drivetrain upgrade.