{"product_id":"ford-racing-irs-ring-and-pinion-gear-kit-3-55-gear-ratio-15-26-mustang-m-4209-88355a","title":"Ford Racing IRS Ring and Pinion Gear Kit; 3.55 Gear Ratio (15-26 Mustang) #M-4209-88355A","description":"\u003cdiv class=\"accordion expanded\" data-qatgt=\"descriptionAccordion\"\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"panel expanded\"\u003e\n\u003csection class=\"description_container\"\u003e\n\u003cdiv class=\"product_description\" data-qatgt=\"descriptionBody\"\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Performance Gear Kit.\u003c\/strong\u003e The Ford Performance IRS Ring and Pinion Gear Kit with a 3.55 gear ratio is engineered to enhance your Mustang's driveline performance by providing optimal gear ratios for effective power delivery. This kit is designed specifically for the Super 8.8-inch IRS center section, ensuring compatibility and improved vehicle dynamics in track or competition settings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Manufacturing.\u003c\/strong\u003e Constructed in the United States at Ford’s Sterling Axle Plant using OEM-quality materials, this ring and pinion set features superior surface finish and hardening processes. These manufacturing standards deliver durable, quiet-running gears that maintain consistent performance over time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Information.\u003c\/strong\u003e Installation requires the corresponding Mustang 8.8-inch ring gear and pinion install kit. The process generally demands mechanical expertise but does not involve drilling or permanent modifications, making it suitable for professional installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty Coverage.\u003c\/strong\u003e This product is backed by an available warranty ensuring reliability and customer satisfaction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication Details.\u003c\/strong\u003e Designed exclusively for use on Mustang models from 2015 through 2026, this gear set supports the Super 8.8-inch IRS center section with attention to compatibility, excluding use with incompatible differential ratios as specified.\u003c\/p\u003e\n\u003cdiv class=\"mpn\"\u003e\n\u003cp\u003eFord Racing M-4209-88355A\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eCA Residents: \u003cimg alt=\"\" src=\"https:\/\/www.americanmuscle.com\/ClientResources\/img\/p65%20Warning%20Sign%203.svg\"\u003e WARNING: Cancer and Reproductive Harm - \u003ca class=\"text_link\" href=\"https:\/\/www.p65warnings.ca.gov\/\" rel=\"noopener\" target=\"_blank\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Ford Performance","offers":[{"title":"Default Title","offer_id":50523791720544,"sku":"M-4209-88355A","price":439.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0639\/7326\/1408\/files\/ford-rear-gears_01_381bd20c-ba40-4b3c-9a70-5b8d06c9919b.webp?v=1790485364","url":"https:\/\/lakefrontperformance.ca\/products\/ford-racing-irs-ring-and-pinion-gear-kit-3-55-gear-ratio-15-26-mustang-m-4209-88355a","provider":"Lakefront Performance","version":"1.0","type":"link"}