View 0 Photos View 0 Videos Alliance RT40-4N Rear Differential for a 2007 Freightliner ST120 $1,500 USD Used, RT40-4N, From Truck # 586, Ratio 3.23, Core Charge: 300.00, Ratio: 3.23 ConditionUsedRear End3.23 ratioFits To Make(s)FreightlinerFits To Model(s)ST120Will Fit Year(s)2007Stock Number166759 MLS Number13125953CategoryDifferentials, Rear Last Updated8/20/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info