{"product_id":"rcv-big-bell-cv-axle-set-for-custom-40-47-spline","title":"RCV Big Bell CV Axle Set for Custom 40\/47 Spline","description":"\u003cp\u003eThe RCV Big Bell 40\/47 Spline CV Axle Set is the ultimate drivetrain solution for extreme custom builds running Rockwell or custom Dana 80 axles. Built around RCV’s massive 2.5 ton Rockwell Big Bell CVs, this setup is designed for applications where traditional axle technology simply isn’t enough.\u003c\/p\u003e\n\u003cp\u003eThese axles use Rockwell length 47-spline stub shafts paired with custom length 40 spline inner shafts, built to order based on your exact measurements. With no tire size limit and no horsepower limit, this system is engineered for the most demanding rock crawling, rock bouncing, and competition environments.\u003c\/p\u003e\n\u003cp\u003eEach set is made to order—simply submit your measurements, add to cart, and we will handle the rest.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(2) Big Bell CV assemblies with 47-spline Rockwell length stub shafts\u003c\/li\u003e\n\u003cli\u003e(2) Custom length 40-spline 4340 inner axle shafts\u003c\/li\u003e\n\u003cli\u003eLifetime Warranty against breakage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cul\u003e\n\u003cli\u003eCV Type: Big Bell 2.5 Ton Rockwell CV\u003c\/li\u003e\n\u003cli\u003eStub Shaft Spline Count: 47-spline\u003c\/li\u003e\n\u003cli\u003eInner Shaft Spline Count: 40-spline\u003c\/li\u003e\n\u003cli\u003eInner Shaft Material: 4340 Chromoly\u003c\/li\u003e\n\u003cli\u003eApplication Type: Custom \/ Heavy-Duty Off-Road\u003c\/li\u003e\n\u003cli\u003eTire Size Limit: None\u003c\/li\u003e\n\u003cli\u003eHorsepower Limit: None\u003c\/li\u003e\n\u003cli\u003eManufacturing: Made to order inner shafts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cul\u003e\n\u003cli\u003eRockwell axle builds\u003c\/li\u003e\n\u003cli\u003eCustom Dana 80 axle builds\u003c\/li\u003e\n\u003cli\u003eCustom heavy duty front or rear axle applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eTech Insight\u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"none\" viewbox=\"0 0 14 14\" height=\"14\" width=\"14\"\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M2.75 7H11.25\" class=\"vertical\"\u003e\u003c\/path\u003e\u003cpath stroke-linecap=\"round\" stroke-width=\"var(--icon-stroke-width)\" stroke=\"currentColor\" d=\"M7 2.75L7 11.25\" class=\"horizontal\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cp\u003eRCV’s Big Bell CVs are derived from 2.5 ton Rockwell military grade architecture, offering unmatched strength, smooth power delivery, and extreme operating angles. Unlike U-joint or traditional CV designs, Big Bell CVs eliminate binding under load, reduce shock loading, and dramatically increase drivetrain longevity in high horsepower and high traction scenarios.\u003c\/p\u003e\n\u003cp\u003eThis 40\/47 spline configuration is ideal for builders who want the strength of Rockwell components while retaining flexibility with custom axle housings and dimensions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e","brand":"RCV Performance","offers":[{"title":"Default Title","offer_id":56095464685734,"sku":"CVJRCK-40-WOS","price":4195.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8394\/6406\/files\/CVJRCK-40-WOS-RCV-Big-Bell-CV-Axle-Custom-40_47-Spline-1.jpg?v=1778100065","url":"https:\/\/wideopendesign.com\/products\/rcv-big-bell-cv-axle-set-for-custom-40-47-spline","provider":"Wide Open Design","version":"1.0","type":"link"}