{"product_id":"4-2-in-replacement-transmission-filter-kit-with-gaskets-and-o-rings","title":"4.2 in Replacement Transmission Filter Kit with Gaskets and O-Rings","description":"\u003cp\u003eIn this review of the 4.2 in Replacement Transmission Filter Kit from Big Filter the bottom line is clear: this kit is aimed at technicians and fleet owners who need a reliable, complete service replacement for Allison 3000 and 4000 transmissions. The reviewer found the kit valuable because it includes two high capacity transmission filters plus all required gaskets and o-rings, so a full filter change can be completed without hunting for parts. The product stands out for compatibility with FLEETGUARD P\/N HF35152 and for being manufactured in the USA to ISO-guided processes.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect interchange compatibility:\u003c\/strong\u003e Built to match FLEETGUARD P\/N HF35152 in fit, form and function so installations align with OEM expectations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Includes two filters and all necessary gaskets and o-rings, allowing a full service without additional purchases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh capacity media:\u003c\/strong\u003e Uses glass product media with a Beta ratio of 200\/20.7 for effective particle capture and longer service intervals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufactured in the USA:\u003c\/strong\u003e Produced to ISO specifications to support consistent quality and reduce risk of manufacturing defects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide fluid compatibility:\u003c\/strong\u003e Rated for HH, HL, HM and HV fluid types so it matches common Allison transmission fluids.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit suits fleet maintenance shops, heavy equipment owners and independent technicians who service Allison 3000 and 4000 series transmissions and need a reliable replacement that mirrors the original filter. Because it contains two elements and all seals, it is especially useful when performing scheduled maintenance on multiple vehicles or keeping a ready kit in the parts room.\u003c\/p\u003e\n\u003cp\u003eIt is less suited for casual DIYers who only need a single filter and do not plan to work with transmission fluids regularly, or for vehicles outside the Allison 3000-4000 application range where fit and function cannot be guaranteed.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh capacity glass media delivers strong particle removal and good dirt holding due to a 20 micron rating and Beta 200 performance.\u003c\/li\u003e\n\u003cli\u003eComplete kit including all gaskets and o-rings reduces downtime and ensures correct sealing at reassembly.\u003c\/li\u003e\n\u003cli\u003eManufactured to ISO standards in the USA, which supports consistent build quality and traceability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKit is specific to Allison 3000-4000 transmissions and FLEETGUARD HF35152 interchange; it will not fit other transmission families.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBig Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Part\u003c\/td\u003e\n\u003ctd\u003eFLEETGUARD P\/N HF35152 (interchange)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Height\u003c\/td\u003e\n\u003ctd\u003e4.21 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia Type\u003c\/td\u003e\n\u003ctd\u003eGlass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicron Rating\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBeta Ratio\u003c\/td\u003e\n\u003ctd\u003e200\/20.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFluid Types\u003c\/td\u003e\n\u003ctd\u003eHH \/ HL \/ HM \/ HV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThis two-filter replacement kit is a practical, cost-effective choice for professionals maintaining Allison 3000 and 4000 transmissions. With high capacity glass media, full gasket and o-ring coverage and ISO-guided manufacturing in the USA, it delivers dependable performance and reduces parts chase during service.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this kit a direct replacement for Fleetguard HF35152?\u003c\/strong\u003e\u003cbr\u003eYes, the kit is designed as a direct interchange with FLEETGUARD P\/N HF35152 in fit, form and function.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many filters are included?\u003c\/strong\u003e\u003cbr\u003eThe package includes two transmission filters plus all required gaskets and o-rings for a complete change.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat fluids is this filter compatible with?\u003c\/strong\u003e\u003cbr\u003eThe filter is suitable for HH, HL, HM and HV transmission fluid types.\u003c\/p\u003e","brand":"Big Filter","offers":[{"title":"Default Title","offer_id":48645712904411,"sku":"B078P2KQ5F","price":46.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61S0_S31vzL._SL1200_624630a7-80fd-48ed-9888-a1398d06084e.jpg?v=1778551036","url":"https:\/\/gearmusthave.com\/products\/4-2-in-replacement-transmission-filter-kit-with-gaskets-and-o-rings","provider":"GearMustHave","version":"1.0","type":"link"}