RAM 2500 Truck 4WD V10-8.0L VIN W (1997)

Rear Crankshaft Seal: Description and Operation
The service seal is a two piece, Viton seal. The upper seal half can be installed with crankshaft removed from engine or with crankshaft installed. When a
new upper seal is installed, install a new lower seal. The lower seal half can be installed only with the rear main bearing cap removed.