{"product_id":"aa-ignition-engine-coolant-reservoir-for-freightliner-cascadia-century-class-direct-fit-lifetime-warranty","title":"AA Ignition Engine Coolant Reservoir for Freightliner Cascadia, Century Class — Direct-Fit, Lifetime Warranty","description":"\u003cp\u003e\u003cstrong\u003eAA Ignition's Engine Coolant Reservoir is a direct-fit replacement overflow tank engineered to restore proper coolant circulation and pressure control in compatible Freightliner trucks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement coolant reservoir tank fits many Freightliner models and replaces part number 525263005 (and compatible OEM numbers). It captures expanding coolant from the radiator when the engine heats up and returns it when the system cools, preventing air entry, reducing fluid loss, and helping the cooling system run as designed. The tank is a non-OEM direct replacement, finished to match factory fit and function, and backed by a lifetime warranty.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this reservoir tank fix coolant leaks or low coolant level warnings?\u003c\/h3\u003e\n\u003cp\u003eLeaking or cracked overflow tanks are a common cause of coolant loss and low-level warnings. Replacing a damaged reservoir restores the sealed path between radiator and tank so coolant returns correctly and prevents external leaks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit design for correct mounting and hose alignment.\u003c\/li\u003e\n  \u003cli\u003eDurable molded plastic resists engine-bay heat and vibration.\u003c\/li\u003e\n  \u003cli\u003eProper inlet\/outlet locations to re-establish closed cooling circulation.\u003c\/li\u003e\n  \u003cli\u003eLifetime warranty covers premature part failure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich Freightliner models and years are compatible with this coolant overflow tank?\u003c\/h3\u003e\n\u003cp\u003eThis tank covers a wide range of Freightliner vehicles built across the late 2000s and 2010s. Check your truck’s part number or compare mounting points to confirm fit before installing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCovers Cascadia model years 2008–2019 and Century Class (2008–2011).\u003c\/li\u003e\n  \u003cli\u003eFits Columbia (2010–2015), Coronado (2010–2019) and FLD120SD (2011).\u003c\/li\u003e\n  \u003cli\u003eAlso compatible with M2 106 (2014, 2016) and M2 112 (2008–2019).\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM numbers including A05-25263-006, A0525263005 and 525263005.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this an original OEM part and how is the quality guaranteed?\u003c\/h3\u003e\n\u003cp\u003eThis tank is an aftermarket direct replacement, not a factory-branded OEM unit. It is produced to match the factory shape and mounting points so installation is straightforward and the tank performs like the original.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eForm, fit, and function mirror the factory reservoir for seamless swap-in.\u003c\/li\u003e\n  \u003cli\u003eManufactured to withstand typical under-hood temperatures and pressures.\u003c\/li\u003e\n  \u003cli\u003eComes with a lifetime warranty to protect against defects and failures.\u003c\/li\u003e\n  \u003cli\u003eInstallation instructions and vehicle compatibility should be verified before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know before replacing the coolant reservoir myself?\u003c\/h3\u003e\n\u003cp\u003eReplacing the reservoir is a straightforward repair but requires safety precautions and basic tools. Always allow the engine to cool fully before opening the cooling system to avoid scalding from pressurized hot coolant.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWait until the engine is cold; relieve system pressure before removing caps.\u003c\/li\u003e\n  \u003cli\u003eDrain or catch coolant as needed and inspect hoses and clamps for wear.\u003c\/li\u003e\n  \u003cli\u003eTransfer level markings and bleed any trapped air after installation.\u003c\/li\u003e\n  \u003cli\u003eDispose or recycle old coolant according to local regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this replacement reservoir for? If you own or maintain Freightliner Cascadia, Century Class, Columbia, Coronado, FLD120SD, M2 106 or M2 112 trucks and you see coolant leaks, recurring low-coolant alerts, or visible cracks in the overflow tank, this AA Ignition coolant reservoir is designed for you. It suits fleet managers, owner-operators, and DIY technicians looking to restore reliable cooling performance without dealer prices. Verify compatibility with your vehicle’s year and part number, follow safe service steps, and contact AA Ignition’s support for warranty help if the part fails.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this reservoir replace part number 525263005?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This AA Ignition coolant reservoir replaces 525263005 and related OEM numbers such as A0525263005.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the tank compatible with Freightliner Cascadia models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It fits Freightliner Cascadia model years 2008–2019 when the original reservoir matches listed part numbers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AA Ignition","offers":[{"title":"Default Title","offer_id":48081522426014,"sku":"B08KRPY6NY","price":217.24,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/aa-ignition-reservoir-front-view.jpg?v=1785807297","url":"https:\/\/northtrailauto.ca\/products\/aa-ignition-engine-coolant-reservoir-for-freightliner-cascadia-century-class-direct-fit-lifetime-warranty","provider":"North Trail Auto","version":"1.0","type":"link"}