{"id":8872,"date":"2025-12-20T15:23:08","date_gmt":"2025-12-20T14:23:08","guid":{"rendered":"https:\/\/ms-performance.com\/produkt\/qs4-kit-quickshifter-suzuki-gsx-r-1000-2003-2004\/"},"modified":"2025-12-20T15:23:08","modified_gmt":"2025-12-20T14:23:08","slug":"qs4-kit-quickshifter-suzuki-gsx-r-1000-2003-2004","status":"publish","type":"product","link":"https:\/\/ms-performance.com\/en\/product\/qs4-kit-quickshifter-suzuki-gsx-r-1000-2003-2004\/","title":{"rendered":"QS4 kit: Quickshifter Suzuki GSX-R 1000 2003 – 2004"},"content":{"rendered":"

QS4 kit: Quickshifter Suzuki GSX-R 1000 2003 – 2004<\/h2>\n

The QS4<\/strong> is an advanced external Quickshifter kit<\/strong> that allows you to quickly shift up gears without using the clutch (clutchless upshift).<\/strong> The system works independently of the factory ECU<\/strong>, so it will also work well in motorcycles without standard quickshifter service or after modifications. <\/p>\n

It is a solution created for sporty and dynamic driving \u2013 on the road and on the track.<\/p>\n

\n

QS4 Highlights<\/strong><\/h3>\n
    \n
  • \n

    Quickshifter \u2013 upshifting without clutch<\/p>\n<\/li>\n

  • \n

    ECU-independent<\/strong> operation (standalone)<\/p>\n<\/li>\n

  • \n

    High precision and repeatability<\/p>\n<\/li>\n

  • \n

    Adjustable ignition cut-off time<\/p>\n<\/li>\n

  • \n

    Adaptable to your driving style and engine power<\/p>\n<\/li>\n

  • \n

    Ideal for production and tuned motorcycles<\/p>\n<\/li>\n<\/ul>\n

    \n

    Kit contents<\/strong><\/h3>\n
      \n
    • \n

      QS4<\/strong> Control Unit<\/p>\n<\/li>\n

    • \n

      Quickshifter mechanical sensor (push\/pull \u2013 depending on configuration)<\/p>\n<\/li>\n

    • \n

      Gear Stick<\/p>\n<\/li>\n

    • \n

      Dedicated cabling<\/p>\n<\/li>\n

    • \n

      Assembly and Setup Instructions<\/p>\n<\/li>\n<\/ul>\n

      \n

      Application<\/strong><\/h3>\n
        \n
      • \n

        Sport Driving<\/p>\n<\/li>\n

      • \n

        Street Riding<\/p>\n<\/li>\n

      • \n

        Track Day<\/p>\n<\/li>\n<\/ul>\n

        \n

        Why QS4?<\/strong><\/h3>\n

        The QS4 is a solution for users who want complete control, reliability and flexibility<\/strong>, without having to interfere with the factory ECU software. A proven system, eagerly used in sports motorcycles and streetfighters. <\/p>\n

        NOTE:<\/strong> Some Suzuki models require intervention in the electrical system of the motorcycle \u2013 we recommend installation in a specialized service.<\/p>\n","protected":false},"excerpt":{"rendered":"

        \n
        \n

        Quickshifter kit Suzuki GSX-R 1000 2003-2004.<\/p>\n<\/div>\n<\/div>\n","protected":false},"featured_media":5087,"template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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