I don't know what modern equivalents of "special steering gear lubricant No. 0 grade" is.
Interesting thing about excerpt below is "Multi-purpose lubricant" to top off the box statement . This is the grease used for chassis lubrication.
'57 GMC 102, Original 347 V8, HydraMatic, 3.08 rear gear, added A/C, disk front brakes, HEI, AFB carb, '98 Honda Black Currant paint. T-boned and totaled 10/12 '52 GMC 152 Stake Bed, Original 228, SM420, added A/C, HEI, disk front brakes, '67 Chev 3.55 rear gear. Gets used as a real truck.