You need Adobe Reader to View the PDF file Article. 24 pages of reading. They Real World Test a Top Rated 75w-90 gear oil in a Dana 60 rear differential with 5.86:1 gears.
Related Posts

GM Musclecar Transmission Mounts Energy Suspension 3-1108G & 3-1158G Applications
If you spend time researching GM Transmission Mounts Online with Various Forum Posts there is alot of Confusion what exact…