Chain Sprocket Engineered for robust performance, this chain sprocket features a precise 40-tooth configuration and a secure 4-bolt mounting pattern, designed to optimize power transfer for demanding applications. 40-Tooth Count ensures optimal gear ratio for torque and speed balance. 4-Bolt Mounting System provides a secure and reliable connection to your drivetrain. 20.8 cm Outer Diameter offers substantial surface area for durability and load distribution. 6.3 cm Inner Diameter ensures a precise fitment with compatible shafts. High-Performance Design built to withstand rigorous use and deliver consistent results. Compared to standard sprockets, this component is engineered for superior durability and efficiency, especially beneficial for high-performance setups or when upgrading from older models. Its robust construction helps maintain consistent power delivery under challenging conditions, a hallmark of quality aftermarket parts. Key Technical Advantages: Technology and Performance