Heavy duty rear spring shackle, OEM number 3523200163, designed for Mercedes-Benz 1513 LK heavy-duty trucks. Precision-cast from QT450-10 ductile iron, this shackle offers exceptional durability and reliability. The advanced casting process ensures a precise fit and superior strength, making it ideal for heavy-duty applications. Compatible with Mercedes-Benz 1513 LK truck models, it delivers consistent performance under heavy loads and harsh conditions. As an essential aftermarket replacement part, it meets or exceeds industry standards for safety and performance. This shackle is specifically designed for the rear suspension system, providing stability and proper alignment of the suspension components. It helps absorb shock and vibration while driving, ensuring optimal handling and safety. Contact us for bulk orders!