thanks for the add, hoping to learn something in here. swapped the burnt out 46re out of my ram and swapped it to a NV3500. i was looking at rebuilding it for another project. what should i look at? it would not shift out of 2nd/3rd to upshift into 3rd/4th. the RPMs would rise in 2nd/3rd with MPH actually going down like a slipping clutch. any idea before i tear it apart? first auto trans full ...

Oct 16, 2010 · I suppose you could use aftermarket fluid that is recommended for your automatic transmission but if you really want to be sure you have the best, then why not use the proven best by the manufacture. That would Mopar ATF4. ATF2 takes the place of ATF, and ATF3 takes the place of ATF2. 2 hours ago · To help ensure longevity for the 47RE, we also selected Mishimoto's Dodge Ram 5.9L Cummins transmission cooler, which has a 116 percent larger core volume, a fluid capacity 141 percent bigger, and ...