2016 CTD 2500 REAR DIFFERENTIAL QUESTION
I was looking at the window sticker from my 2016 CTD and I noticed it said I had the optional "Anti-Spin Differential Rear Axle". Ratio is 3.42. Does that mean I need to run the friction modifier in...
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I have always filled to the point fluid is running out the hole. This is on FLAT surface.
I tow 33-35k combined and use the 75-110 in the rear.
I tow 33-35k combined and use the 75-110 in the rear.
