What Alternatives to AC Diamond Drive Gear Oil???

[MAINJET]

I know a guy who ran Astro Glide in his all year long.

 

[Arcticatdan]

We have been using Lubrication Engineers Monolec® Power Fluid 7500 for a lot of years. It is the best oil I have ever used. I use it in boat transmissions,chain cases, Truck transmissions, transfer cases.