SY335-9 발굴기 스윙 기어박스 SY335 발굴기 스윙 모터 기어박스

다른 동영상
July 28, 2026
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Stay tuned as we highlight the most important features and real-use results. In this video, we demonstrate the SY335-9 Excavator Swing Gearbox, showing its core structure, working principle, and common fault analysis. You'll see detailed explanations of planetary gear systems, brake mechanisms, and learn how this swing reducer enables smooth 360° rotation for SY335 excavators.