2012 Axle Alliance RT40-4N, Truck Tractor, Tandem Cutoffs, Fits to: Freightliner Cascadia 125, (Used) 2012 Freightliner Cascadia 125, TANDEM CUTOFF- Make: Axle Alliance, Model: ART-40.0-4, Ratio: 3.42, Hub Bolts: 10, Suspension: Airliner, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Ratio 3.42, Serial# Other, Casting# Other 1FUJGLDR3CSBL5987