Spicer Single Drive Axles Service Manual: 34DS, 34RS, 38DS, 38RS, DS340, RS340, DS380, RS380, DS400, RS400, DS3 - Manual (Page 88)

Differential Carrier Overhaul (Forward and Rear Axle)
85
4. Rear Axle Drive Pinion: Install pinion assembly. Install bear-
ing cage cap screws and lock washers. Torque cap screws
to 110-125 ft. lbs. (149-170 N.m).
5. Place ring gear and differential assembly in carrier. During
installation, tilt carrier to allow differential case pilot to mesh
properly with edge of bearing cap pedestal (see photo
above).
6. Install bearing cups at both sides of differential case.
Install bearing adjusters and caps.