The Cat 1058305 Brush Holder Group is a genuine OEM component designed for optimal performance in a wide range of Caterpillar equipment. This essential part ensures proper electrical contact within the starter or generator system. It is compatible with numerous Cat industrial engines, excavators, wheel loaders, track loaders, track-type tractors, backhoe loaders, and other machinery models, providing reliable operation and direct fitment. With confirmed dimensions of 88.9 mm length, 63.5 mm width, and 63.5 mm height, and a weight of 0.09 kg, this brush holder group meets Caterpillar's stringent quality standards.