{"product_id":"aracer-qsr-v2-quick-shift-race-v2","title":"aRacer QSR V2 – Quick Shift Race V2","description":"\u003ch2\u003eHigh-Speed Quick Shifter Control for Supported aRacer ECU Systems.\u003c\/h2\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eaRacer QSR V2 – Quick Shift Race V2\u003c\/strong\u003e is a race-focused quick shifter expansion kit designed for supported \u003cstrong\u003eaRacer RC Super X \/ Super XX\u003c\/strong\u003e and \u003cstrong\u003eRC Mini X \/ Mini XX\u003c\/strong\u003e ECU systems.\n\u003c\/p\u003e\n\n\u003cp\u003e\nUsing a digital transmission design and MotoGP-grade piezoelectric sensor technology, the QSR V2 is built to deliver fast, accurate shift input detection for high-performance riding, racing, and development applications.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhat It Is\u003c\/h3\u003e\n\n\u003cp\u003e\nA compact quick shifter expansion system for compatible aRacer ECU platforms. The QSR V2 collects shift sensor data up to \u003cstrong\u003e1,000 times per second\u003c\/strong\u003e, helping the ECU respond quickly and accurately during shift events.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhat It Does\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSupports quick shifter functionality on compatible aRacer ECU systems\u003c\/li\u003e\n  \u003cli\u003eEnables clutchless upshifts where properly configured and supported\u003c\/li\u003e\n  \u003cli\u003eSupports downshift control on compatible electronic throttle \/ ride-by-wire applications where supported\u003c\/li\u003e\n  \u003cli\u003eUses high-speed digital signal processing for fast and accurate shift detection\u003c\/li\u003e\n  \u003cli\u003eCollects sensor data up to 1,000 times per second\u003c\/li\u003e\n  \u003cli\u003eSupports closed-loop shift control to help optimize shift timing and smoothness\u003c\/li\u003e\n  \u003cli\u003eUses MotoGP-grade piezoelectric sensor design\u003c\/li\u003e\n  \u003cli\u003eLightweight, compact design with self-diagnosis function\u003c\/li\u003e\n  \u003cli\u003eSupports standard or reverse shift pattern setup where compatible\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerformance Advantages\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFaster shift input detection compared with basic switch-style systems\u003c\/li\u003e\n  \u003cli\u003eClosed-loop control helps reduce shift time and improve shift smoothness where supported\u003c\/li\u003e\n  \u003cli\u003eDesigned for sprint racing, track use, and high-performance riding\u003c\/li\u003e\n  \u003cli\u003eARRC top competition verified design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\n\u003cp\u003e\nThe QSR V2 must be used with a supported \u003cstrong\u003eaRacer RC Super X \/ Super XX\u003c\/strong\u003e or \u003cstrong\u003eRC Mini X \/ Mini XX\u003c\/strong\u003e ECU system. It is not a universal standalone quick shifter.\n\u003c\/p\u003e\n\n\u003cp\u003e\nCompatibility depends on ECU model, vehicle application, throttle type, wiring configuration, shift sensor setup, and software calibration. Downshift functionality requires a compatible electronic throttle \/ ride-by-wire application and proper ECU support.\n\u003c\/p\u003e\n\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e aRacer QSR V2 – Quick Shift Race V2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e PD-M0056\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Quick shifter expansion kit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Supported aRacer RC Super X \/ Super XX and RC Mini X \/ Mini XX ECU systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Piezoelectric shift sensor design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Uses\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRace quick shifter setup\u003c\/li\u003e\n  \u003cli\u003eClutchless upshift control where supported\u003c\/li\u003e\n  \u003cli\u003eDownshift control on compatible ride-by-wire applications where supported\u003c\/li\u003e\n  \u003cli\u003eStandard or reverse shift pattern applications where compatible\u003c\/li\u003e\n  \u003cli\u003eTrack, sprint racing, and high-performance development builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Note\u003c\/h3\u003e\n\n\u003cp\u003e\nThis product is an \u003cstrong\u003eexpansion kit for compatible aRacer ECU systems\u003c\/strong\u003e. Proper installation, sensor setup, ECU compatibility, and calibration are required for correct operation. Downshift functionality is only available on supported electronic throttle \/ ride-by-wire applications.\n\u003c\/p\u003e\n\n\u003ch3\u003eNorth American Support\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSupported by aRacer ECU R\u0026amp;D of America LLC\u003c\/li\u003e\n  \u003cli\u003eU.S.-based technical support\u003c\/li\u003e\n  \u003cli\u003eNorth American validation and platform development\u003c\/li\u003e\n  \u003cli\u003eFast domestic shipping from California when in stock\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eUse Notice:\u003c\/strong\u003e This product is intended for use with compatible aRacer systems and accessories only. Customer is responsible for confirming compatibility before purchase or installation.\n\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eCompetition Use Notice:\u003c\/strong\u003e Some products are intended for closed-course competition, off-road, testing, research, or development use only where applicable. Customer is responsible for compliance with all applicable laws and regulations.\n\u003c\/p\u003e\n\n\u003ch3\u003eCalifornia Proposition 65 Warning\u003c\/h3\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product can expose you to chemicals including lead, which is known\nto the State of California to cause cancer and birth defects or other reproductive harm. For more\ninformation, visit\n\u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" rel=\"noopener\" target=\"_blank\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\n\u003c\/p\u003e\n","brand":"aRacer ECU R\u0026D of America","offers":[{"title":"Default Title","offer_id":45222590939271,"sku":"PD-M0056","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/8289\/0631\/files\/qsrv2-5.png?v=1785660204","url":"https:\/\/aracer.shop\/products\/aracer-qsr-v2-quick-shift-race-v2","provider":"aRacer SpeedTek","version":"1.0","type":"link"}