DOOSAN Planetary Reductor Assembly DX500-9C Swing Reduction Device is a high-performance replacement component designed for excavator applications, featuring planetary gearing arrangement and heat treatment process.

• Completely interchangeable with original equipment
• Low-noise operation with high efficiency and reliability
• Long service life with excellent durability
• Compact size with high power density
• Superior oil absorption properties
• Suitable for engineering machinery, maritime applications, and industrial equipment
• Flow proportional to drive speed and displacement
• Stepless variable control via swashplate angle adjustment
• Multiple control methods including constant pressure and constant power
• Drive shaft capable of withstanding axial and radial loads
• Pass-axis structure compatible with multi-loop systems

With over 23 years of experience in the excavator gear industry, we maintain extensive inventory across 4000+ square meters of warehouse space and 2000+ square meters of outdoor storage, ensuring fast delivery and reliable supply chain management.