Rdorsey28
New member
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- Location
- Gardnerville, NV
Hows it going fellas? I'm working on a 5 ton M925A1 with an Allison transmission. I was told it should take 15w40 but when I dropped the pan to change the filter, it has some sort of ATF in it. Does it require the special Allison ATF or should I use a dexron 3 or 4? Thanks in advance