These are original equipment quality, NSK bearings. Just because they are over half the cost of the Cummins bearings does not mean they are second standard.
Fits - 1989 to 2015 2500 and 3500 Dodge Ram with 5.9L, 6.7L & 4BT Cummins diesel engines.
This is a common fail point on the fan assembly. It is recommended replacing this part whenever making noise. Not a hard part to replace, but needs to be pressed in.
Approx Dimensions are:
Cummins part number: 3910739
Replaces Mopar part number: 4429639
Part number: BD35-12 (Replaces DTA PAI 180935)