View 3 Photos View 0 Videos 2018 NTO Cummins L9N Crankshaft Adapter Newly Listed $670 USD NTO L9N Crankshaft Adapter, Type: Crankshaft Adapter, Diameter: 5-5/8", Material: Steel ConditionNewFits To Make(s)CumminsFits To Model(s)L9NWill Fit Year(s)2018Part Number3939088Stock Number580-10274 MLS Number14723592CategoryEngine Pulleys Last Updated11/6/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info