{"product_id":"cat-fuel-water-separator-175-2949-oem-diesel-filter-185mm-height-1-14-thread-for-reliable-water-and-contaminant-removal","title":"CAT Fuel Water Separator 175-2949 — OEM diesel filter, 185mm height, 1-14″ thread for reliable water and contaminant removal","description":"\u003cp\u003e\u003cstrong\u003eCAT 175-2949 Advanced High Efficiency Fuel Water Separator is a genuine Caterpillar fuel filter designed to remove water and contaminants from diesel fuel for reliable engine protection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe CAT 175-2949 is an OEM fuel\/water separator engineered to meet Caterpillar specifications for fit and filtration performance. Built for vehicle-specific installations, this component balances compact dimensions with robust separation capability to protect fuel systems and injectors. If you want a direct-replacement, factory-quality fuel water separator, the 175-2949 provides the correct thread, height, and diameter to match original equipment.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does the CAT 175-2949 remove from my fuel?\u003c\/h3\u003e\n\n\u003cp\u003eThis separator targets free water and particulate contamination before fuel reaches critical engine components. It uses an internal media designed to coalesce and retain water droplets while capturing dirt and rust particles, reducing wear and injection issues.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRemoves free water and separates it from diesel fuel\u003c\/li\u003e\n  \u003cli\u003eCaptures particulate contaminants down to specified micron ratings\u003c\/li\u003e\n  \u003cli\u003eHelps prolong injector and pump life by delivering cleaner fuel\u003c\/li\u003e\n  \u003cli\u003eGenuine CAT media and seals optimized for original equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will I know it fits my vehicle?\u003c\/h3\u003e\n\n\u003cp\u003eThe 175-2949 is a vehicle-specific, direct-replacement cartridge made to match Caterpillar fuel systems. Key dimensions and thread size correspond to factory mounts so installation is straightforward when replacing the original separator.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eThread size: 1 - 14 inch for correct mounting compatibility\u003c\/li\u003e\n  \u003cli\u003eHeight: 185 mm — matches OEM installation envelope\u003c\/li\u003e\n  \u003cli\u003eDiameter: 93 mm — designed for factory filter housings\u003c\/li\u003e\n  \u003cli\u003eFit type: Vehicle Specific — verify parts manual or VIN before purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the physical specs and why do they matter?\u003c\/h3\u003e\n\n\u003cp\u003ePhysical dimensions and thread form ensure a secure seal and proper flow characteristics inside the fuel system. Correct height and diameter maintain clearance and allow the internal media to perform as intended, while the specified thread angle prevents leaks and simplifies replacement.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e185 mm height provides required media volume for separation\u003c\/li\u003e\n  \u003cli\u003e93 mm diameter ensures correct sealing surface and housing fit\u003c\/li\u003e\n  \u003cli\u003e1 - 14 inch thread guarantees proper engagement with filter head\u003c\/li\u003e\n  \u003cli\u003eFactory tolerances maintain consistent pressure drop and flow\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install or replace the CAT 175-2949?\u003c\/h3\u003e\n\n\u003cp\u003eReplacement follows standard fuel filter service steps and should be performed with the engine off and pressure relieved. Use OEM-recommended procedures: drain any water first, remove the old separator, clean the mount, lubricate seals, and hand-tighten to specified torque to avoid leaks.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRelieve system pressure and collect drained fuel appropriately\u003c\/li\u003e\n  \u003cli\u003eDrain free water before removing the old separator for cleaner service\u003c\/li\u003e\n  \u003cli\u003eClean the mounting surface, lubricate gasket, and thread carefully\u003c\/li\u003e\n  \u003cli\u003eHand-tighten and check for leaks after priming the system\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Technicians, fleet managers, and owners of Caterpillar-equipped vehicles seeking an authentic replacement part will benefit from the 175-2949. It’s intended for those who require factory-fit filtration performance to protect diesel injection systems and extend maintenance intervals. Always verify compatibility with your vehicle’s parts manual or VIN, and use genuine CAT components to preserve equipment reliability and resale value.\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 175-2949 an OEM part?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the 175-2949 is a genuine Caterpillar fuel water separator made to OEM specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What thread size and dimensions does it have?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Thread size is 1 - 14 inch, height is 185 mm, and diameter is 93 mm.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CAT","offers":[{"title":"Default Title","offer_id":48079816589470,"sku":"B008N0IWPO","price":65.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/cat-175-2949-front-view.jpg?v=1785771599","url":"https:\/\/northtrailauto.ca\/products\/cat-fuel-water-separator-175-2949-oem-diesel-filter-185mm-height-1-14-thread-for-reliable-water-and-contaminant-removal","provider":"North Trail Auto","version":"1.0","type":"link"}