View 1 Photo View 0 Videos Jost JSK37USL-A8PX12 Fifth Wheel for a 2021 Freightliner Cascadia 126 Newly Listed $500 USD JOST JSK37USL-A8PX12 air slide fifth wheel assembly. Used condition Key Specs: Fits: 2021 Freightliner Cascadia 126 VIN: 3AKJHLDV1MSMU4168 Mileage: 198,826 Make: JOST Model: JSK37USL-A8PX12... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberJOS JSK37USL A8PX12Stock NumberSV-526-7 MLS Number14667446CategoryFifth Wheels Last Updated10/15/2026 LocationMonroe, NC, US Sold ByHeavy Duty Truck Repair (844) 435-___ SHOWNUMBERCall Seller Email Seller Save More Info