{"product_id":"14-23-harley-davidson®-street-glide-4-speaker-system-da1423sgsp3r","title":"Diamond Audio 14 - 23 Harley Davidson Street Glide 4-Speaker System - DA1423SGSP3R","description":"\u003ch2\u003eDiamond Audio 14 - 23 Harley Davidson Street Glide 4-Speaker System - DA1423SGSP3R\u003c\/h2\u003e\n\u003cp\u003eIntroducing the Diamond Audio \u003cstrong\u003eDA1423SGSP3R\u003c\/strong\u003e , a precision-engineered, four-speaker flagship sound pack purpose-built for 2014–2023 Harley-Davidson Street Glide models. This comprehensive system is the ultimate cockpit and rear-stage transformation, designed for the modern rider who demands high-definition source control, immersive surround sound, and surgical clarity at 80+ MPH.\u003c\/p\u003e\n\u003cp\u003eThe command center of this system is the \u003cstrong\u003eMSHD14 Plug-N-Play Digital Media Receiver\u003c\/strong\u003e , which replaces the restrictive factory head unit with a high-voltage pre-amp signal path and modern smartphone connectivity. Providing the muscle is the \u003cstrong\u003eMicro V2 Series 4-Channel Class D amplifier\u003c\/strong\u003e , a masterpiece of efficiency providing massive headroom for both the fairing and saddlebag lids while maintaining a compact, heat-dissipating footprint optimized for fairing integration.\u003c\/p\u003e\n\u003cp\u003eAcoustic excellence is delivered through the all-new \u003cstrong\u003eMotorsports HXM Black Series\u003c\/strong\u003e  speakers, featuring a 6.5\" front stage and a matching 6x9\" rear lid conversion. Re-engineered with cutting-edge \u003cstrong\u003ecarbon fiber cones\u003c\/strong\u003e  and oversized high-output tweeters, these speakers provide louder, cleaner, and more detailed sound—specifically tuned to cut through intense wind and road noise. With the included \u003cstrong\u003eMSPWHR OFC Power Harness\u003c\/strong\u003e , \u003cstrong\u003eMSRCA2 signal kit\u003c\/strong\u003e , and specialized integration software, the \u003cstrong\u003eDA1423SGSP3R\u003c\/strong\u003e  ensures the cleanest signal path and the ultimate high-performance audio experience.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Source Overhaul:\u003c\/strong\u003e  Features the MSHD14 head unit for full digital media control and superior signal processing over the OEM radio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Velocity Definition:\u003c\/strong\u003e  Carbon fiber cone technology ensures the music remains detailed and impactful even at high highway speeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-Stage Surround:\u003c\/strong\u003e  4-channel configuration delivers a truly immersive audio experience for both rider and passenger.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePure Signal Path:\u003c\/strong\u003e  100% Oxygen-Free Copper (OFC) wiring and direct RCA integration eliminate signal noise and maximize amplifier efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2014–2023 Harley-Davidson Street Glide\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e models with a factory-style fit.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eComplete \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4-speaker audio upgrade\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e delivers powerful, balanced sound for rider and passenger.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eProvides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eloud, clean audio\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with improved bass response and vocal clarity.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eEngineered to perform through \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewind, engine, and road noise\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e during highway riding.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium speaker configuration creates a wider and more immersive soundstage.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBuilt for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etouring reliability\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with durable components and consistent performance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePerfect for riders looking for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epremium Harley-Davidson sound upgrade with strong output and easy integration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e   \u003cbr\u003eQ\u0026amp;A    \u003c\/h5\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What motorcycles is the Diamond Audio DA1423SGSP3R compatible with?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It is designed for 2014–2023 Harley-Davidson Street Glide models for a vehicle-specific audio upgrade.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is included in the DA1423SGSP3R 4-speaker system?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The kit includes two 6.5\" coaxial speakers, two 6x9\" saddlebag lid speakers, a 4-channel amplifier, digital media receiver, grilles, wiring, and installation hardware.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does this system improve factory Harley audio performance?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It delivers louder output, improved clarity, stronger bass, and cleaner sound compared to stock speaker systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is the DA1423SGSP3R easy to install?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. The plug-and-play design includes vehicle-specific components for a simpler installation with no major modifications required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: Why choose the Diamond Audio DA1423SGSP3R?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It provides a complete premium 4-speaker Harley audio upgrade with high-performance speakers, amplifier power, and Street Glide fitment for riders wanting better sound on every ride.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips    \u003c\/h5\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-WEB:c2f0b5a5-0479-4526-a7c3-763c9bf7a874-9\" class=\"\"\u003e\n\u003csection data-turn=\"assistant\" data-testid=\"conversation-turn-20\" data-turn-id-container=\"request-WEB:c2f0b5a5-0479-4526-a7c3-763c9bf7a874-9\" data-turn-id=\"request-WEB:c2f0b5a5-0479-4526-a7c3-763c9bf7a874-9\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" data-conversation-screenshot-content=\"\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-turn-start-message=\"true\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-3-mini\" dir=\"auto\" data-message-id=\"a9e95a80-6d2e-4a15-b35a-53e742ae884f\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"356\" data-start=\"0\"\u003e\n\u003cli data-end=\"75\" data-start=\"0\" data-section-id=\"rqcas7\"\u003eClean speakers and grilles regularly with a soft, dry microfiber cloth.\u003c\/li\u003e\n\u003cli data-end=\"147\" data-start=\"76\" data-section-id=\"8txms0\"\u003eInspect wiring, connectors, and mounting points for secure fitment.\u003c\/li\u003e\n\u003cli data-end=\"211\" data-start=\"148\" data-section-id=\"jrk1yn\"\u003eAvoid direct high-pressure water spray on audio components.\u003c\/li\u003e\n\u003cli data-end=\"286\" data-start=\"212\" data-section-id=\"1ij9yv5\"\u003eCheck mounting hardware periodically to prevent vibration and rattles.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Diamond Audio","offers":[{"title":"Default Title","offer_id":45779775127743,"sku":"DA1423SGSP3R","price":2422.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/DA1423SGSP3R_32585e29-2e36-4ce2-b783-a41d56ced8df.jpg?v=1782532211","url":"https:\/\/www.mybackyardzone.com\/products\/14-23-harley-davidson%c2%ae-street-glide-4-speaker-system-da1423sgsp3r","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}