Yes, it is an HD servicar. They have not been made since 1973. The manual says to use HD Grease-All grease for everything. Don't believeit is made any longer. Surely things have improved in 40 years anyway! Was looking for info on more modern replacement for the specific applications/areas...
In a servicar rearend there are three greasable
areas. The center section contains the spider gear set up. Gears, shafts in plain type bearing. The next section (the inboard end of the axle) is supported by a tapered roller bearing. The last section (the wheel end of the axle) is supported by...