Underside close-up of a greasy cast-iron differential and axle h…

Close-up underside view of a heavy cast-iron differential and axle housing, showing a bolted flange, a large mounting bolt with nut, and grimy, grease-covered metal surfaces. A knobby off-road tire is faintly visible in the lower background.

AI caption May 2005 · Photo 837 of 1184