The bearing is used to support the Propeller shaft which connects the Gear Box to Rear Axle of the Vehicle. Center bearing supports carry the load of the drive shaft while allowing axial and radial deflection during start-up and braking.
Bearings
SELF ALIGNING BALL BEARINGS
Because of their configuration, they have a self-aligning feature. They have two rows of balls on the inner race and a common spherical surface on the outer race, the centre of which coincides with the centre of the bearing.