The Perkins 198586054 connecting rod bearing set is an authentic OEM component designed for various Perkins 400 Series engines, including 403D, 404D, 403C, and 404C models. This high-quality bearing set is crucial for maintaining proper engine function and extending the lifespan of the connecting rods. With precise dimensions of 95mm length, 51mm width, and 25mm height, and a weight of 0.12 kg, it ensures a perfect fit and reliable performance in compatible industrial, power generation, marine, agricultural, and construction engine applications.