Vortex 316ZKV4-42 VTX 42-Tooth 530-Pitch Black Hardcoat Aluminum Rear Sprocket

The Vortex 316ZKV4-42 is a 42-tooth, 530-pitch aluminum rear sprocket featuring a durable black hardcoat finish. Engineered for performance street and track riders, this sprocket delivers an optimal balance of reduced rotating mass and long-term durability — making it a popular upgrade over heavy OEM steel sprockets.

Key Features:

• 42-Tooth / 530-Pitch — Direct-fit replacement or performance upgrade for 530-chain-equipped motorcycles
• Black Hardcoat (ZK) Finish — PTFE-infused hardcoat anodizing bonds to the aluminum surface for enhanced wear resistance and reduced friction
• Lightweight Aluminum Construction — Reduces rotating mass for improved acceleration, deceleration, and directional response
• 100% CNC Machined in the USA — Manufactured to tight tolerances using a specially formulated aluminum alloy per Vortex specifications
• Patented Tooth Design — Vortex's unique tooth geometry promotes smooth chain engagement and extends sprocket service life
• Anodized Finish — Corrosion-resistant surface treatment protects the sprocket in all riding conditions

Vortex Racing has been manufacturing high-quality motorcycle drivetrain components for motocross, supercross, road racing, and flat track for over 15 years. Each sprocket is designed and tested with input from professional race teams worldwide, ensuring race-proven performance for both track and street use. Always verify chain pitch and bolt pattern compatibility before installation.