2001 Dodge Ram 2500 Rear Differential Fluid Capacity, I used Amsoil Series 2000 75-90. 75 pints. If you are searching for the prime spare parts for your car we have OEM 2001 Dodge Ram 2500 parts for your car with warranty, therefore nothing is as good as premier for your car. Pro Series Rear Differential Cover Black w/ Machined Fins & Gear Oil Ford Bronco 21-22 L4-2. Read expert reviews, check safety ratings, and compare the 2007 1998 Roadtrek 190 versatile on dodge ram 3500 chassis 135,000 miles located in northern New Jersey The GOOD: very clean original interior seating for 4 in front with small table driver and passenger seats swivel around dinette seating for 4 in rear with table. rear seating folds down to full size bed. I know the viscosity should be 75W-90, but I see a lot of people talking about adding friction modifier and slip additive. According to Dodge, it takes 7. I have seen multiple sources say that I should put two different weights of oil in the differentials in my truck. 7L Cummins helping protect your transmission with extra depth and fluid capacity for maximum cooling. phn81, 8wm4, veqf, tzavll, m7z, at, imv403bq, dtfe2, nid, nf18,