View 3 Photos View 0 Videos Western Star 4900SA DEF Tank for a 2012 Western Star 4900 SA Contact for price (Used) 2012 Western Star 4900 SA, DEF TANK- Side: Driver Left Side, Material: Plastic, Color: Black, Shape: Rectangular, For more information about this item, give us a call. We ship... ConditionUsedFits To Make(s)Western StarFits To Model(s)4900 SAWill Fit Year(s)2012Stock NumberP-75850 MLS Number12727524CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info