A vital part of Komatsu's equipment

What is this ?
This is a very important assembly in Komatsu equipment.,Referred to as a gearbox。
Komatsu's equipment is assembled from thousands of parts.。
AI Translation Notice: This article was translated from Chinese into English using AI-assisted translation. Original source: http://news.lmjx.net/2023/202310/2023102008570748.shtml. The translation may contain errors, and the original Chinese source should be referred to for accuracy.
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