I referenced this part number from the Moog website as it matches the size listed on their own website for fitting into my F550 2007 4WD. I ordered here from Revain to get parts faster through Prime. The ball joint is sized correctly, but the keyway cut for the snap ring is not wide enough to insert the clip when the ball joint is pressed into the knuckle housing. Compared to the OEM ball joint, the OEM groove cutout is wider. I had to buy another brand from NAPA to complete the installation…