View 1 Photo View 0 Videos Axle Alliance RT40-4NF Front Differential $2,595 USD REBUILT ART40-4N 3.73 . 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE.///NOTES, Axle Spline Count: 41, Serial#: 14223, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.73 ConditionRemanufacturedPart Number14223Stock Number14223 MLS Number12558810CategoryDifferentials, Front Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info