{"product_id":"4l80e-heavy-duty-main-shaft","title":"4L80E Heavy Duty Main Shaft","description":"\u003cdiv class=\"spaced-vertical\"\u003e\n\u003cp\u003eMain shaft failure is a common problem in performance and heavy duty GM 400, 4L80-E and 4L85-E units. Sonnax heavy duty main shaft 34672-01 is manufactured from high strength 300M with proprietary heat treatment and post heat treat processing for exceptional performance, durability and value. This shaft is recommended for applications up to 1,000HP. For extreme horsepower applications, see Sonnax extreme duty main shaft \u003ca href=\"..\/i-30499748-extreme-duty-main-shaft.html\"\u003e34672-05\u003c\/a\u003e — the most durable 1” main shaft available.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced torsional design with spline and cross hole refinements for additional strength\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OE shafts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"part-accordion cb spaced-vertical\"\u003e\n\u003cdiv id=\"notes\"\u003e\n\u003clabel for=\"notes-panel\"\u003eNote\u003c\/label\u003e\n\u003cdiv class=\"accordion-content\"\u003e\n\u003cp\u003eCan be used to replace late 4L80-E solid shafts. However, check clearance between front of main shaft and rear of input shaft. It may be necessary to remove approximately .060\" from front of main shaft or rear of input shaft.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sonnax","offers":[{"title":"Default Title","offer_id":49129457942747,"sku":"34672-01","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0832\/4173\/0267\/files\/F198647898.jpg?v=1786544330","url":"https:\/\/suncoastperformance.com\/products\/4l80e-heavy-duty-main-shaft","provider":"SunCoast Diesel","version":"1.0","type":"link"}