{"product_id":"cat-coolant-filter-435-5142-advanced-high-efficiency-replacement-cartridge-for-c18-c32-generators-heavy-equipment","title":"CAT Coolant Filter 435-5142 Advanced High Efficiency – Replacement Cartridge for C18\/C32 Generators \u0026 Heavy Equipment","description":"\u003cp\u003e\u003cstrong\u003eThe CAT 435-5142 coolant filter is a high-efficiency replacement element engineered to help protect engine cooling systems by removing contaminants and extending coolant life.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis CAT 4355142 (435-5142) Advanced High Efficiency coolant filter is designed for heavy-duty diesel engines across industrial, marine, mining and construction applications. It is compatible with a wide range of CAT engines and equipment models, providing a factory-grade filtration element that matches Caterpillar specifications for fit and performance. Use it wherever specified in maintenance schedules to maintain thermal performance, minimize corrosion risk, and reduce particle-related wear inside cooling circuits.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines and machines work with this filter?\u003c\/h3\u003e\n\u003cp\u003eThe 435-5142 is cross-referenced to many CAT engine families and OEM systems used in trucks, excavators, generators, marine drives and specialized machinery. It fits both industrial and mobile power units where the OEM list calls out this part number or its equivalents.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with C18, C27, C32, C15 families and more listed in the OEM cross-reference.\u003c\/li\u003e\n  \u003cli\u003eSuitable for generator sets (3512C, 3516B) and marine propulsion models specified by CAT.\u003c\/li\u003e\n  \u003cli\u003eWorks in heavy equipment like articulated trucks AD30\/AD45\/AD55 and cold planers PR-1000.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this filter improve coolant system performance?\u003c\/h3\u003e\n\u003cp\u003eThe Advanced High Efficiency media captures fine particles and prevents them from circulating through radiators, water pumps and heater cores. Cleaner coolant reduces scale formation and abrasive wear, helping maintain consistent heat rejection and reliable component life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-efficiency media targets both suspended solids and rust fragments.\u003c\/li\u003e\n  \u003cli\u003eReduces clogging of narrow coolant passages and improves flow stability.\u003c\/li\u003e\n  \u003cli\u003eHelps preserve corrosion inhibitors by limiting contaminant load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the practical installation and maintenance considerations?\u003c\/h3\u003e\n\u003cp\u003eInstalling the CAT 435-5142 follows the same simple replacement steps as other cartridge-style coolant filters: drain as needed, replace the element, reseal and refill with approved coolant. Check torque and gasket condition, and follow equipment-specific intervals from the owner’s manual for best results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace element at manufacturer-recommended service intervals or when contamination levels rise.\u003c\/li\u003e\n  \u003cli\u003eInspect sealing surfaces and O-rings for damage; replace if brittle or deformed.\u003c\/li\u003e\n  \u003cli\u003eUse coolant formulations recommended by CAT to protect system metals and seals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should technicians know about compatibility and cross-references?\u003c\/h3\u003e\n\u003cp\u003eCAT provides a long cross-reference list for this part number covering many engines and machine models. Always verify the part number against the equipment serial number or parts manual to confirm fitment before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCross-references include numerous engine families (e.g., 3304, 3406, 3512) and machine types (excavators, road reclaimers, generators).\u003c\/li\u003e\n  \u003cli\u003eOEM systems with different mounting or bypass arrangements may require additional adapters or housings.\u003c\/li\u003e\n  \u003cli\u003eWhen in doubt, consult CAT parts lookup or your dealer to ensure correct selection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Maintenance teams, fleet managers and independent service shops that maintain Caterpillar-powered equipment in mining, marine, construction and power-generation settings. If you need a reliable, OEM-grade coolant filtration element for routine service or emergency replacement on CAT engines listed in the cross-reference, the 435-5142 delivers a direct-fit, high-efficiency option designed to meet factory durability and filtration expectations.\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: Is the CAT 435-5142 a direct replacement for original equipment?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the 435-5142 is an OEM-design filter compatible with many CAT engines and listed cross-reference models; verify with your serial number.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this coolant filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow the equipment manufacturer’s service interval; change sooner when working in dusty or corrosive conditions or if coolant contamination is detected.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CAT","offers":[{"title":"Default Title","offer_id":55171260907863,"sku":"B01FBT6VP2","price":47.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/cat-435-5142-front-filter.jpg?v=1790441537","url":"https:\/\/britishgarage.co.uk\/products\/cat-coolant-filter-435-5142-advanced-high-efficiency-replacement-cartridge-for-c18-c32-generators-heavy-equipment","provider":"British Garage","version":"1.0","type":"link"}