{"product_id":"8-8-irs-loaded-differential-housing-w-3-55-gears","title":"8.8 IRS Loaded Differential Housing w\/3.55 gears","description":"\u003cli\u003eLoaded differential housing for Mustang IRS \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFits 2018-2024 Mustang  \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFits 2015-2017 Mustang (see technical notes below)\u003c\/li\u003e\n\u003cli\u003eIron housing with aluminum cover \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes 3.55:1 ratio gear set \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-4209-88355A\" target=\"_self\"\u003eM-4209-88355A\u003c\/a\u003e and Traction-Lok differential \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-4204-M\" target=\"_self\"\u003eM-4204-M\u003c\/a\u003e     \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eCustom calibration required for speedometer and shift corrections \u003c\/span\u003e \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOriginal Equipment on 2019 Mustang GT   \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNote\u003c\/b\u003e-on 2015-2017 Mustang, pinion flange change may be necessary; comes with pinion flange with 93mm bolt circle and 110mm driveshaft pilot installed. For applications that require 95mm bolt circle and 113mm driveshaft pilot, use FR3Z-4851-B pinion flange, available through Ford dealer  \u003c\/li\u003e","brand":"Ford Racing","offers":[{"title":"Default Title","offer_id":46599291633983,"sku":"M-4001-88355B","price":1225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0816\/8669\/2159\/files\/M-4001-88373T.jpg?v=1694109432","url":"https:\/\/24mustangparts.com\/products\/8-8-irs-loaded-differential-housing-w-3-55-gears","provider":"24MustangParts","version":"1.0","type":"link"}