904-810 Vacuum Pump.
Dorman has re-engineered the original needle bearing on the CAM which seizes, causing pump failure.
For 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 Dodge Ram 5.9L Cummins

The Dorman 904-810 Gear Driven Mechanical Vacuum Pump is a direct replacement for your 1994-2002 Dodge 5.9L Cummins. Dorman Vacuum Pumps are 100% new, not remanufactured. Since they are new, they do not contain any used components that could lead to premature failure. Most premature failures occur with the bearing. A bearing failure will prevent the pump from producing vacuum. Dorman has re-engineered the original needle bearing on the CAM which seizes, causing pump failure.

FEATURES:
• 100% New
• No Core Return
• Re-Engineered Bearings

Cross Reference Numbers:Chrysler OE Part#: 3937193RX, 4746706, 4874365, 5019734AA, R5019734AA