Ultralight Chain & Sprocket Kit For Yamaha

520 HLX2 - 120L Chain O-Ring Sealing: Reduces friction and keeps lubrication inside, significantly increasing the chain's lifespan. Heat-treated High Carbon Steel: Provides superior tensile strength and resistance to wear and stretching. Anti-rust Coating: Ideal for all-weather and off-road conditions. Front Sprocket CNC-Machined Chromoly Steel: Provides high durability and performance under extreme load and high-speed conditions. Precision Fit: Engineered to exact Yamaha specs for easy installation and optimal alignment. Lightweight Design: Reduces rotating mass for quicker throttle response. Rear Sprocket Ultra-light Aluminum Construction: engineered for maximum strength, lightweight performance, and superior heat dissipation Anodized Surface: Enhances corrosion resistance and style. Optimized Tooth Profile: Ensures smoother chain engagement and better power delivery. This Chain & Sprocket Kit offers a performance-oriented drivetrain solution engineered specifically for Yam