
Excavator Slewing Gear Komatsu 207-25-00121 Ring Bearing PC300-8. Wide Model Compatibility: Matches over 1000 excavator models including PC300-8, PC200, and PC400 series. Fast Delivery Time: Standard delivery within 15 days; off-season lead time within 15 workdays. High-Quality Material: Made of alloy steel with hardness 229-269, heat treated Q+T for durability. Flexible MOQ: No minimum order quantity requirements; any quantity is acceptable. Reliable Warranty: Comprehensive 18-month warranty coverage for peace of mind. Stock Availability: Some models kept in stock for immediate shipment needs. Professional Sealing: Uses high-quality seal rings to ensure effective sealing performance. Multiple Export Ports: Exports from Shanghai, Qingdao, and other ports across China.