Rear Sprocket Grooved – Black 520-50 Teeth

Description

The **Renthal Ultralight Rear Sprocket** is a high-performance rear chainwheel designed for **1991-2022 Suzuki RM 125/250, RMX 250, and RM-Z 250/450 models**. It is precision **CNC-machined from 7075-T6 aluminum alloy**, a material known for its exceptional strength and durability. This sprocket is **66% lighter than steel**, reducing rotating mass for improved acceleration and handling. Key features include: – **Advanced tooth profile** for maximum power transfer and longevity. – **Self-cleaning mud grooves** at each tooth to prevent buildup and enhance wear resistance. – **Precision engineering** ensures tight tolerances, superior concentricity, and an accurate fit. Renthal sprockets are widely used by factory race teams due to their combination of **lightweight construction, high strength, and durability**, making them a top choice for motocross, supercross, and enduro riders.