{"product_id":"2001-up-4r70-4r75-heavy-duty-1-2-accumulator-spring-kit-sonnax-76948-10k","title":"2001-Up 4R70 4R75 Heavy Duty 1-2 Accumulator Spring Kit | Sonnax 76948-10K","description":"\u003cdiv style=\"font-family: Arial; text-align: center;\"\u003e\n\u003ch2 style=\"text-align: left;\" class=\"subhead\"\u003e4R70E, 4R70W, 4R75E, 4R75W Transmission Shift Repair\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2 style=\"text-align: left;\" class=\"light\"\u003e\n\u003cb\u003eHeavy Duty 1-2 Accumulator Spring Kit\u003c\/b\u003e\u003cbr\u003e\u003csmall class=\"omega\"\u003ePart No. \u003cb data-part-name=\"76948-10K\" id=\"analytics_pn\"\u003e76948-10K\u003c\/b\u003e\u003c\/small\u003e\n\u003c\/h2\u003e\n\u003ch3 style=\"text-align: left;\" class=\"light\"\u003e\u003cspan style=\"color: rgb(160, 19, 19);\"\u003eFits ’01-later units.\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\" class=\"sans\"\u003eOE Part No. \u003cb\u003e1L3Z-7F284-AA \u0026amp; 1W7Z-7F284-AA\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv class=\"spaced-vertical\"\u003e\n\u003cp style=\"text-align: left;\"\u003eIn Ford 4R70E, 4R70W, 4R75E and 4R75W transmissions used for heavy-duty or towing applications, soft shifts and 1-2 slips are common. This happens when the OE 1-2 accumulator springs weaken, break, or are not calibrated to withstand the demands of heavy-duty use.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eInstalling Sonnax heavy duty 1-2 accumulator spring kit 76948-10K restores shift feel and improves overall performance, reliability and longevity of 4R70W series transmissions.\u003c\/p\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003eSpecially designed inboard and outboard accumulator springs provide a firmer and more responsive 1-2 upshift, ensuring optimal performance even under heavy loads\u003c\/li\u003e\n\u003cli\u003eStronger-than-OE springs enhance transmission durability and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"part-accordion cb spaced-vertical\"\u003e\n\u003cdiv style=\"text-align: left;\" id=\"notes\"\u003e\n\u003cstrong\u003e\u003clabel for=\"notes-panel\"\u003eNote\u003c\/label\u003e\u003c\/strong\u003e\n\u003cdiv class=\"accordion-content\"\u003e\n\u003cp\u003eProvides firmer shifts in heavy duty\/towing applications. Only use the two springs included in this kit. Some OE applications have a blue inner spring that is\u003cstrong\u003e NOT\u003c\/strong\u003e used with this kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" id=\"components\"\u003e\n\u003cstrong\u003e\u003clabel for=\"components-panel\"\u003eContents\u003c\/label\u003e\u003c\/strong\u003e\n\u003cdiv class=\"accordion-content\"\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003eInboard Spring \u003ci\u003eGreen\u003c\/i\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eOutboard Spring \u003ci\u003eYellow\u003c\/i\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"part-accordion cb spaced-vertical\"\u003e\n\u003cdiv id=\"tech\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":48149266333918,"sku":"S76741-3EK","price":28.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/5464\/5470\/files\/S76741-3EK_1.jpg?v=1776962377","url":"https:\/\/transmissioncenter.net\/products\/2001-up-4r70-4r75-heavy-duty-1-2-accumulator-spring-kit-sonnax-76948-10k","provider":"Transmission Center","version":"1.0","type":"link"}