{"product_id":"spe-motorsport-s550-s650-solid-axle-conversion","title":"SPE Motorsport S550 \u0026 S650 Solid Axle Conversion","description":"\u003cp\u003eSPE's S550\/S650 Solid Axle Conversion Cradle swaps your IRS Mustang over to a proven Foxbody-style straight-axle rear end — compatible with all Foxbody-style rear ends and control arms, including 8.8 and 9-inch housings. It bolts directly into the factory IRS mounting locations and delivers a true triangulated 4-link layout that meets factory suspension class rules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-in to the factory S550\/S650 IRS mounting points\u003c\/li\u003e\n\u003cli\u003eCompatible with all Foxbody rear ends and Foxbody control arms, with true triangulated 4-link geometry\u003c\/li\u003e\n\u003cli\u003eClass-legal design that meets factory suspension class rules with a factory-style straight axle and 4-link layout\u003c\/li\u003e\n\u003cli\u003eChromoly tubing construction, TIG-welded in-house in the USA\u003c\/li\u003e\n\u003cli\u003eMulti-hole control arm mounting for bar-angle adjustment — 5-hole lower control arm, 10-hole upper control arm, all mounts doubled\u003c\/li\u003e\n\u003cli\u003eMinimal chassis tie-in: only 4 bars to the main hoop of the roll cage (highly recommended for high-hp builds); the cradle is otherwise self-supporting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This conversion requires cutting out the rear floor pan section to clear the cradle and straight axle setup — no other chassis modification is needed. This is not a stocking item; allow 2-3 weeks for the build, and expect a freight quote after ordering (a quote can also be provided before you order).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e S550 \u0026amp; S650 Ford Mustang (IRS chassis).\u003c\/p\u003e","brand":"Snyder Performance Engineering","offers":[{"title":"Default Title","offer_id":62392279138674,"sku":null,"price":2400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0960\/6643\/7490\/files\/IMG_7307.png?v=1790097536","url":"https:\/\/hypermotive.com\/products\/spe-motorsport-s550-s650-solid-axle-conversion","provider":"Hypermotive Performance","version":"1.0","type":"link"}