I assume you mean transfer case. The answer is dexron 3
Rear axle, 75w90. Transfer case, atf+4.
The type of oil used in a transfer case typically depends on the specific vehicle and its manufacturer's recommendations. Most transfer cases use automatic transmission fluid (ATF), while some require specialized transfer case oil. Always consult the vehicle's owner manual or a professional mechanic to ensure the correct type and viscosity of oil is used for optimal performance and longevity.
look in your owners manual
Mopar ATF+4
how do you check the oil for the front transfer case on a 1990 Toyota four runner
Motorcraft MERCON automatic transmission fluid in the transfer case according to the 2002 Ford Ranger Owner Guide
axles ue 75w90 t-case uses ATF
dex/merc 3 automatic tranny fluid
Mopar ATF+3 Or +4
Moopar ATF+3 or +4
Automatic transmission fluid, dextron 3