2 0 2018 Detroit RT40-4N Rear Differential for a Freightliner Cascadia 125 Contact for price RT40-4N Rear Rear- 308 Ratio - Pullout - DIFF ONLY, HOUSING SOLD SEPARATELY. ConditionUsedRear End3.08 ratioFits To Make(s)FREIGHTLINERFits To Model(s)Cascadia 125Stock Number4180-3 MLS Number13909143CategoryDifferentials, Rear Last Updated10/20/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info