View 1 Photo View 0 Videos Western Star 4900FA DEF Tank for a 2015 Western Star 4900 FA $695 USD GOOD DEF TANK STEP ASSY STEP AND BOX ARE BENT, Engine Make: Cummins, Engine Model: ISX/Signature ConditionUsedFits To Make(s)Western StarFits To Model(s)4900 FAWill Fit Year(s)2015Stock Number101425-19 MLS Number13958433CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2015 Western Star 4900EX DEF Tank $450 USD LH DEF TANK ASSY, Engine Make: Cummins, Engine Model: ISX15 ConditionUsedFits To Make(s)Western StarFits To Model(s)4900EXWill Fit Year(s)2015Stock Number91523-8 MLS Number12330359CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2012 Western Star 4900FA DEF Tank for a Western Star 4900 FA $150 USD Driver Side DEF Tank For 2012 Western Star 4900FA With DD13 Engine EPA 10. 2 Steps On Aluminum Shell. TANK ONLY PUMP SOLD SEPARATELY. ConditionUsedFits To Make(s)WESTERN STARFits To Model(s)4900 FAStock Number2023-13 MLS Number13903309CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated5/14/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Western Star 4900FA DEF Tank for a 2012 Western Star 4900 FA $1,099.99 USD (Used) 2012 Western Star 4900 FA - DEF TANK- Side: Driver Side. Material: Plastic, Color: Black. Shape: Rectangular. Reference images for condition, For more information about this item,... ConditionUsedEngine ModelDetroit HDEPFits To Make(s)Western StarFits To Model(s)4900 FAWill Fit Year(s)2012Stock NumberP-24488 MLS Number10806391CategoryDiesel 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
View 6 Photos View 0 Videos Western Star 4900FA DEF Tank for a 2020 Western Star 4900 FA Contact for price (Used) 2020 Western Star 4900 FA, 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 FAWill Fit Year(s)2020Stock NumberP-493986 MLS Number14085727CategoryDiesel 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
View 8 Photos View 0 Videos 2020 Western Star 4900EX DEF Tank Contact for price (Used) 2020 Western Star 4900EX, DEF TANK- Side: Driver Side, Material: Plastic And Cover Aluminum, Color: Black, Shape: D Shape, Damage, in the Cover, For more information about this item... ConditionUsedEngine ModelDetroit DD16Fits To Make(s)Western StarFits To Model(s)4900EXWill Fit Year(s)2020Stock NumberP-41467 MLS Number11922401CategoryDiesel 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
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
View 10 Photos View 0 Videos 2015 Used Western Star 4900 DEF Tank $500 USD Used 4900 DEF Tank, 13 Gallons ConditionUsedFits To Make(s)Western StarFits To Model(s)4900Will Fit Year(s)2015Capacity13 GallonsPart NumberA0430817002Stock Number657-11426 MLS Number14276525CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated4/1/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2021 Western Star 4900 DEF Tank $238.24 USD ConditionUsedFits To Make(s)WESTERN STARFits To Model(s)4900Stock Number2540461 MLS Number13862058CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated4/29/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2018 Used Western Star 4900 DEF Tank $800 USD Used 4900 DEF Tank, 23 Gallons ConditionUsedFits To Make(s)Western StarFits To Model(s)4900Will Fit Year(s)2018Capacity23 GallonsPart NumberA0431890011Stock Number657-11242 MLS Number13422139CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated1/24/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2020 Used Western Star 4900 DEF Tank $500 USD Used 4900 DEF Tank, 23 Gallons ConditionUsedFits To Make(s)Western StarFits To Model(s)4900Will Fit Year(s)2020Capacity23 GallonsPart NumberA0431890001Stock Number657-10896 MLS Number12363614CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated1/24/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2015 Used Western Star 4900 DEF Tank $500 USD Used 4900 DEF Tank, 23 Gallons ConditionUsedFits To Make(s)Western StarFits To Model(s)4900Will Fit Year(s)2015Capacity23 GallonsStock Number657-10455 MLS Number10729775CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated1/24/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2013 Used Western Star 4900 DEF Tank $200 USD Used 4900 DEF Tank, 23 Gallons ConditionUsedFits To Make(s)Western StarFits To Model(s)4900Will Fit Year(s)2013Capacity23 GallonsStock Number657-10230 MLS Number10076196CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated1/24/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2011 Western Star 4900 Left DEF Tank $238.24 USD ConditionUsedFits To Make(s)WESTERN STARFits To Model(s)4900SideLeftCapacity25 GallonsStock NumberM119319H MLS Number11310906CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated4/29/2026 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info