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Your typical CV head doesn't have enough space around the bolt hole to fit a 7/16" socket
52" thick flange
Splines: 26
Dana 44 Rear
Dana 25, 27, 30, 44, 50, Pinion Seal, (NS5778) DAN706527X-HD Your typical CV head doesn'tPinion seal for early model Dana 25, 27, 30, 44, and 50. If your pinion seal is spitting gear oil all over the trail, this part will help fix that. It fits a 1. 552" shaft with a 3. 160" bore. The seal width is 0. 530" and has a physical OD of 3. 165". Warning: Most axles that this seal fits use a crush sleeve to preload the pinion bearing. Improper installation of this part can cause catastrophic failure. If you don't know what that is, or aren't