The rearview mirror assembly for the SANY STC75Y3 is a genuine OEM component designed for the STC-series truck cranes . It provides the operator with a clear, wide-angle view of the rear and side surroundings, which is essential for monitoring blind spots, reversing areas, and nearby personnel during lifting and maneuvering .

1. Installation Location
The mirror assembly is mounted on the crane cab via a rigid bracket structure, which provides vibration-resistant attachment . The bracket uses hardened screws, flat washers, and spring washers to ensure a secure fit that maintains mirror stability during crane operation .

2. Function
The wide-angle mirror design maximizes the field of view to reduce blind spots, helping the operator avoid obstacles and ground personnel during reversing and maneuvering . The heavy-duty bracket and vibration-resistant fasteners minimize mirror shake, ensuring a stable image for the operator at all times .

3. Maintenance and Service
As a complete assembly, this mirror unit serves as a direct replacement for worn or damaged mirrors on SANY STC-series cranes . Using the genuine assembly ensures that the mirror size, mounting hole pattern, and bracket dimensions match factory specifications, eliminating the need for modification and ensuring a precise fit . The bracket features a corrosion-resistant powder coating for durability in harsh environments .

4. Important Notes
Always verify compatibility with the specific STC75Y3 model before installation. This assembly includes all necessary components (bracket, mirror, screws, and washers) as a matched set to ensure proper fitment and vibration resistance.