grinding noise

Video of said noise: Hey guys! Super stoked to finally have my truck running again, lots of new components. Including 38 inch mud terrains, a front axle rebuild- knuckles, hub/bearings, front brakes and the differentials. Had both the front and rear differentials rebuilt at a reputable 4x4...

Hello MUD, I've lurked here for years, but now I have a slight grinding noise that I cannot figure out. I don't think it's a knock, it's more of an intermittent grinding. I am hoping that it is a fan clutch bearing or the fan clutch bracket, I have not pulled the serpentine belt to see if it...