Komatsu
Mirror for Komatsu HD4056
This mirror is designed for the Komatsu HD4056 rigid dump truck. It provides the operator with a clear view of the surrounding area to assist in monitoring blind spots during machine operation.
Compatible models
Specifications
- Part number
- 2873300090
- Brand
- Komatsu
The mirror 2873300090 is a component mounted to the exterior of the Komatsu HD4056 dump truck. It functions to provide the operator with a clear line of sight to the areas surrounding the machine, including blind spots, other vehicles, and personnel on the job site. This visibility is necessary for safe maneuvering, particularly during reversing, loading, and unloading operations in mining or construction environments.
This component is specifically engineered for the Komatsu HD4056 rigid dump truck. It is designed to maintain a consistent image and resist the vibrations typical of heavy-duty machinery operation. Proper maintenance and replacement of damaged mirrors are required to ensure the operator retains the necessary visual coverage of the work area.
Mirrors on heavy machinery serve as primary visual aids for the operator. By reflecting the environment adjacent to and behind the equipment, they allow for safer navigation in tight spaces and high-traffic areas. Maintaining clear, functional mirrors is a standard practice for operational safety in heavy equipment applications.

