{"product_id":"triax-ulv-atf-4-gallon-pack-full-synthetic-ultra-low-viscosity","title":"TRIAX ULV ATF 4 Gallon Pack - Full Synthetic Ultra Low Viscosity","description":"\u003cp\u003eOur review of the TRIAX ULV ATF 4 Gallon Pack finds it built for owners of modern 8- and 10-speed transmissions who want smoother shifts and extended service intervals. This reviewer found the single biggest reason to buy is the combination of \u003cstrong\u003eultra low viscosity\u003c\/strong\u003e performance and long drain capability, which together reduce wear and maintain shift quality under towing or heavy loads. The fluid's formulation aims to eliminate shudder and slipping while remaining compatible with a wide range of OEM ULV specifications, making it a practical choice for both daily drivers and trucks used for towing.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrictional Optimization Technology:\u003c\/strong\u003e Provides ultra-smooth shifting and reduces shudder or gear sticking even under severe loads like towing or hauling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Drain Intervals:\u003c\/strong\u003e Offers long drain intervals of up to 150,000 miles for standard driving and 70,000 miles for heavy-duty use, lowering maintenance frequency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Weather Ready:\u003c\/strong\u003e Engineered with a pour point down to -50F to preserve performance and fuel economy in freezing temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Replacement:\u003c\/strong\u003e 100% synthetic ATF compatible with Mercon ULV, Dexron ULV, WSS-M2C949-A and MB 2236.17 for broad vehicle coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Compatibility:\u003c\/strong\u003e Works with many GM 10-speed applications including 10L80\/10L90 and recent full-size trucks and performance models.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe TRIAX ULV ATF 4 Gallon Pack is aimed at owners of modern 8- and 10-speed transmissions who need a high-performance, OEM-compatible fluid for long service intervals and heavy-duty use. It is especially relevant for drivers of late-model GM trucks and performance cars where ULV specifications are required, or for fleets that benefit from fewer fluid changes and reliable cold-start behavior.\u003c\/p\u003e\u003cp\u003eCustomers who should look elsewhere include owners of older transmissions that call for conventional ATF types or specialty fluids outside the ULV category, and anyone who needs a smaller retail bottle rather than a bulk 4 gallon pack for a single fluid top-up.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDelivers noticeably smoother shifting and reduces shudder under load, matching customer reports about improved shift quality.\u003c\/li\u003e\n\u003cli\u003eVery long drain intervals mean lower overall maintenance costs for typical driving or fleet use.\u003c\/li\u003e\n\u003cli\u003eExcellent cold-weather performance with a very low pour point for reliable operation in freezing climates.\u003c\/li\u003e\n\u003cli\u003eBroad OEM compatibility makes it suitable for many European and US vehicles requiring ULV fluids.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSold as a 4 gallon pack which is great for multiple services but may be excessive for a single small repair or occasional user.\u003c\/li\u003e\n\u003cli\u003eSpecific ULV compatibility is essential; owners must verify their manufacturer specification match before use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFull synthetic ultra low viscosity ATF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e4 gallon pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrain Interval\u003c\/td\u003e\n\u003ctd\u003eUp to 150,000 miles (standard), 70,000 miles (heavy duty)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCold Pour Point\u003c\/td\u003e\n\u003ctd\u003eDown to -50F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Compatibility\u003c\/td\u003e\n\u003ctd\u003eMercon ULV, Dexron ULV, WSS-M2C949-A, MB 2236.17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Transmissions\u003c\/td\u003e\n\u003ctd\u003eGM 10L80\/10L90 and other 8\/10-speed ULV applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe TRIAX ULV ATF 4 Gallon Pack is a smart buy for owners and fleet managers running modern 8- and 10-speed transmissions who value long service intervals, reliable cold-weather operation, and OEM ULV compatibility. It represents good value when multiple fills are needed or for scheduled maintenance, delivering measurable shift quality and durability improvements without sacrificing compatibility.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs this fluid compatible with GM 10-speed transmissions?\u003c\/strong\u003e\u003cbr\u003eYes, the formulation is listed as compatible with GM 10L80\/10L90 and many 10-speed applications noted in the product compatibility list.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow long can I go between fluid changes?\u003c\/strong\u003e\u003cbr\u003eSpecified drain intervals are up to 150,000 miles for standard driving and 70,000 miles for heavy-duty use, but always follow vehicle manufacturer guidance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill it perform in extreme cold?\u003c\/strong\u003e\u003cbr\u003eYes, the fluid is engineered with a pour point down to -50F to preserve shift quality and fuel economy in freezing temperatures.\u003c\/p\u003e","brand":"Triax","offers":[{"title":"Default Title","offer_id":48668508389595,"sku":"B0C63KZ7LL","price":129.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81UhbHxaStL._SL1500.jpg?v=1778638333","url":"https:\/\/gearmusthave.com\/products\/triax-ulv-atf-4-gallon-pack-full-synthetic-ultra-low-viscosity","provider":"GearMustHave","version":"1.0","type":"link"}