{"id":144823,"date":"2025-09-08T09:23:46","date_gmt":"2025-09-08T08:23:46","guid":{"rendered":"https:\/\/speedfun.bike\/prodotto\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\/"},"modified":"2025-10-16T17:02:34","modified_gmt":"2025-10-16T16:02:34","slug":"speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4","status":"publish","type":"product","link":"https:\/\/www.speedfun.bike\/en\/prodotto\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\/","title":{"rendered":"SpeedFun Furious Ultra for Specialized 3.1 motor (Turbo Levo gen4)"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column width=&#8221;1\/1&#8243;][vc_column_text uncode_shortcode_id=&#8221;138599&#8243;]<\/p>\n<h2>What is SpeedFun Furious Ultra ebike tuning for Specialized 3.1 motor (Turbo Levo gen4)?<\/h2>\n<p><strong>The function of the Furious Ultra tuning device for Specialized 3.1 motor (Turbo Levo gen4) <\/strong>is to electronically manipulate the rotation speed of the rear wheel and to communicate to the motor a speed always lower than 25 KmH in order to obtain a real speed with very high active motor. The maximum speed limit will therefore be dictated by the power of the engine added to the power expressed by one\u2019s legs (<a href=\"https:\/\/speedfun.bike\/wp-content\/uploads\/2019\/06\/ebike-non-va-a-50-kmh.pdf\">info<\/a>).<\/p>\n<p>When the tuning device is active, having no communication with the display, it will show the halved data on any display (or app) starting from a certain threshold.<\/p>\n<p>This tuning kit can be installed on Specialized Turbo Levo (gen4) equipped with Specialized 3.1 motor and MasterMind T3.<\/p>\n<p>Furious Evo Ultra devices offer a choice of operating modes:<\/p>\n<ul>\n<li>&#8211; Always active, cannot be deactivated<\/li>\n<li>&#8211; Activated\/deactivated by pedaling with the wheel lifted<\/li>\n<li>&#8211; If tuning was active before turning off, it will also be active after turning it back on.<\/li>\n<li>&#8211; If tuning was active before turning off, it will be deactivated after turning it back on.<\/li>\n<li>&#8211; Tuning can be activated\/deactivated with an external button (not included in the kit).<\/li>\n<\/ul>\n<p>For more information, see the instructions on the page.<\/p>\n<p>The device is supplied plug and go ready to use and is installed in a very simple way thanks to the compatible connectors with which no physical modification of the ebike is necessary.<\/p>\n<p><strong>WARNING!<\/strong><br \/>\nThis device is not compatible with Specialized Gen1, Gen2, or Gen3 e-bikes equipped with TCU01 (blue LED), TCU01 (Mastermind), or TCD.<br \/>\nThis device is not compatible with Specialized ebikes equipped with motor-controlled electronic shifting.<\/p>\n<p>&nbsp;<\/p>\n<h2>Specialized ebike with 3.1 motor where the Furious Ultra device was successfully installed<\/h2>\n<p>(this list is illustrative and not exhaustive)[\/vc_column_text][vc_row_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text uncode_shortcode_id=&#8221;133633&#8243;]<\/p>\n<p>&#8211; Specialized S-Works Turbo Levo 4 LTD<br \/>\n&#8211; Specialized S-Works Turbo Levo 4<br \/>\n&#8211; Specialized Turbo Levo 4 Pro<br \/>\n&#8211; Specialized Turbo Levo 4 Expert<\/p>\n<p>[\/vc_column_text][\/vc_column_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_column_text uncode_shortcode_id=&#8221;195461&#8243;]<\/p>\n<p>&#8211; Specialized Turbo Levo 4 Comp<br \/>\n&#8211; Specialized Turbo Levo 4 Comp Alloy<br \/>\n&#8211; Specialized Turbo Levo 4 Alloy<\/p>\n<p>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row row_height_percent=&#8221;0&#8243; back_color=&#8221;color-jevc&#8221; overlay_alpha=&#8221;50&#8243; gutter_size=&#8221;3&#8243; column_width_percent=&#8221;100&#8243; shift_y=&#8221;0&#8243; z_index=&#8221;0&#8243; content_parallax=&#8221;0&#8243; uncode_shortcode_id=&#8221;213103&#8243; back_color_type=&#8221;uncode-palette&#8221;][vc_column width=&#8221;1\/1&#8243;][vc_gallery el_id=&#8221;gallery-182448&#8243; type=&#8221;carousel&#8221; medias=&#8221;144816,144819&#8243; carousel_lg=&#8221;2&#8243; carousel_md=&#8221;2&#8243; carousel_sm=&#8221;1&#8243; gutter_size=&#8221;3&#8243; carousel_interval=&#8221;3000&#8243; carousel_navspeed=&#8221;400&#8243; stage_padding=&#8221;0&#8243; single_overlay_opacity=&#8221;50&#8243; single_padding=&#8221;2&#8243; uncode_shortcode_id=&#8221;153900&#8243;][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>SpeedFun Furious Evo is an ebike tuning that allows you to remove the 25 km\/h speed block by fully exploiting the potential of the Specialized 3.1 motor.<\/p>\n<p>This ebike tuning device is specially designed to unlock the speed of Specialized Turbo Levo gen4 equipped with Specialized 3.1 motor and MasterMind T3 display.<\/p>\n<p>All SpeedFun Furious Ultra speed release devices can be activated and deactivated at will.<\/p>\n","protected":false},"featured_media":144801,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[125,271],"product_tag":[],"class_list":{"0":"post-144823","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-for-specialized-2-en","7":"product_cat-furious-en","8":"product_shipping_class-armadi-en","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Furious Ultra Specialized Levo 4 (gen4) - SpeedFun ebike tuning<\/title>\n<meta name=\"description\" content=\"SpeedFun Furious Ultra is a tuning kit for Specialized Levo 4 ebikes equipped with a 3.1 motor. This kit allows you to increase assistance up to over 60 km\/h.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/speedfun.bike\/en\/prodotto\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Furious Ultra Specialized Levo 4 (gen4) - SpeedFun ebike tuning\" \/>\n<meta property=\"og:description\" content=\"SpeedFun Furious Ultra is a tuning kit for Specialized Levo 4 ebikes equipped with a 3.1 motor. This kit allows you to increase assistance up to over 60 km\/h.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/speedfun.bike\/en\/prodotto\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\/\" \/>\n<meta property=\"og:site_name\" content=\"Speed Fun\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-16T16:02:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/speedfun.bike\/wp-content\/uploads\/2025\/09\/SpeedFun-ebike-tuning-Specialized-3.1-Turbo-Levo-4_product_1resized-scaled.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"2049\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/speedfun.bike\\\/en\\\/prodotto\\\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\\\/\",\"url\":\"https:\\\/\\\/speedfun.bike\\\/en\\\/prodotto\\\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\\\/\",\"name\":\"Furious Ultra Specialized Levo 4 (gen4) - SpeedFun ebike tuning\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/speedfun.bike\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/speedfun.bike\\\/en\\\/prodotto\\\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/speedfun.bike\\\/en\\\/prodotto\\\/speedfun-furious-ultra-for-specialized-3-1-motor-turbo-levo-gen4\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.speedfun.bike\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/SpeedFun-ebike-tuning-Specialized-3.1-Turbo-Levo-4_product_1resized-scaled.png\",\"datePublished\":\"2025-09-08T08:23:46+00:00\",\"dateModified\":\"2025-10-16T16:02:34+00:00\",\"description\":\"SpeedFun Furious Ultra is a tuning kit for Specialized Levo 4 ebikes equipped with a 3.1 motor. 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