{"product_id":"fc-8-8-irs-complete-mount-kit-w-grande-axles-hubs","title":"FC 8.8 - Complete IRS Kit w\/ Grande Axles \u0026 Hubs (uses Ford Inner \u0026 Outer Cvs)","description":"\u003cp\u003e\u003cstrong\u003eFC 8.8 IRS, Complete Differential Mount Kit w\/ Grande Axles \u0026amp; Hubs\u003c\/strong\u003e\u003cbr\u003eThe Grande version of our FC 8.8 here-in is our strongest FC rear end offering.  This version requires no donor Mazda parts as both inner and outer CVs are from a Ford Explorer, with Ronin supplied custom hubs to match.\u003c\/p\u003e\n\u003cp\u003eWhy run Ford 8.8 diff? It's a powerhouse, substantially stronger than the factory Mazda rear end and is supported by wide range of gear ratios and LSDs. We specifically utilize parts from a 2002-2005 Ford Explorer for their strength, reliability, and availability.  Our kit maintains factory like exhaust clearances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe FC 8.8 Grande Complete Kit includes \u003c\/strong\u003e\u003cbr\u003e•    Front Mount Support Bridge with Side Strap (weld-in)\u003cbr\u003e•    Rear Mount Cradle (bolt-on)\u003cbr\u003e•    2x Mazda Subframe Reinforcement Gussets (weld in) to support the vertical link.\u003cbr\u003e•    2x Grande Axle Shafts: 4340 heat-treated axle shafts, these feature Ford splines on both ends with a unique length tailored specifically to the FC.\u003cbr\u003e•    2x EMPI CV boot kit 86-2273 (outer CV joints)\u003cbr\u003e•    2x EMPI CV boot kit 86-2215 (inner CV joints)\u003cbr\u003e•    2x CV spacers: ensure proper spacing between the Ford CV and the Mazda knuckle.\u003cbr\u003e•    2x FC Conversion Hubs: built from heat-treated 4340, these hubs utilize full-length splines for maximum engagement.  These hubs maintain the original offsets so your existing wheels and brakes all bolt up.\u003cbr\u003e•    Extended 2.5\" ARP wheel studs pre-installed (Mazda M12 thread pitch)\u003cbr\u003e•    2x new wheel bearings: High-end bearings (Timken, National, or Schaeffler) ensuring reliability and performance.\u003cbr\u003e•    1x Lower Pinion Isolators – an up-rated isolator that supports the pinion from below\u003cbr\u003e•    All Mounting Hardware \u003cbr\u003e•    Instructions (hosted online)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUsers will source their own:\u003c\/strong\u003e\u003cbr\u003e•    Ford 8.8\" Rear End (2002-2005 Ford Explorer), the complete center section that uses the single front pinion support.  \u003cbr\u003e•    Ford 8.8\" inner and outer CV joints (from 2002-2010 Ford Explorer axles).  Note donor axles must be OEM, not aftermarket or OEM equivalent.  Typically this means sourcing used axles from a junkyard or eBay, not just the local parts store.  \u003cbr\u003e•    A Driveshaft (installation instructions offer various recommendations) -- this will longer than the stock FC driveshaft so reuse is not possible.\u003cbr\u003e•    FC rear diff isolators (user's choice of style but we like Mazda Comp or polyurethane)\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA few FC specific notes: \u003c\/strong\u003e The single front mount for the 2002-2005 Explorer maintains clearances for the FC’s vertical subframe link.  One more major added advantage of the FC grande setup is that won't need the hard to find\/expensive outer T2 Mazda CVs that our FC 8.8 standard kit requires.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance and Durability\u003c\/strong\u003e\u003cbr\u003eHow much power will it hold?  We typically recommend the grande version for anyone making 600-1000 hp, as well as for all drag racers and drifters--regardless of power--given they're exceptionally hard on parts.  The shafts come with a warranty support program so if you do break one we can get you a replacement at reduced cost (see \u003ca href=\"https:\/\/roninspeedworks.com\/pages\/axle-warranty-support\"\u003ehttps:\/\/roninspeedworks.com\/pages\/axle-warranty-support\u003c\/a\u003e for full details).\u003c\/p\u003e\n\u003cp\u003eMaximize your performance with the Ronin FC 8.8 Grande Complete Kit\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"1162\" height=\"654\" src=\"https:\/\/www.youtube.com\/embed\/B8IP_5yMMKM\" title=\"Ronin Speedworks: FC Ford 8.8 IRS Complete Mount Kit\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"1162\" height=\"654\" src=\"https:\/\/www.youtube.com\/embed\/1wk3fsvNyXA\" title=\"Ronin Speedworks: Grande Axle Upgrade (FC\/FD RX7, now RX8)\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Ronin Speedworks","offers":[{"title":"Default Title","offer_id":46617381372148,"sku":"FC8.8-GRDComplete","price":2339.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/4395\/8004\/products\/FC8.8CradleOnly1_1fda037b-ae36-4b30-b0f6-9cf598ece2e4.jpg?v=1651711589","url":"https:\/\/roninspeedworks.com\/products\/fc-8-8-irs-complete-mount-kit-w-grande-axles-hubs","provider":"Ronin Speedworks","version":"1.0","type":"link"}