The Komatsu 3RA3422870 Joint Assembly is a genuine OEM replacement part engineered for specific Komatsu excavator models, including PC200-8, PC200LC-8, PC220-8, and PC220LC-8. This critical component ensures proper articulation and connection within the machine's systems, maintaining operational integrity and performance. Manufactured to Komatsu's stringent quality standards, it provides reliable and durable service for heavy-duty applications, contributing to the longevity and efficiency of your equipment.