Appreciate all the information, considering that I searched on 'low temperature grease' and found this which may fit the bill:
https://www.dupont.com/products/molykote-33-light-extreme-low-temperature-grease.html
Properties: NLGI Grade 1 - Silicone-based grease with a base oil viscosity...
Hi everyone,
I'm tooling up to overhaul the front end on my Bronco. It has automatic locking hubs, the Ford shop manual specified lubricant is 'Automatic Hublock Grease E1TZ-19590-A (ESL-M1C193-A) (Darmex Spec. DX-123-LT) or equivalent.' Various Ford forums indicate this is a thinner grease...