{"product_id":"hertz-hsp3-24-a2b-base-harley-stage-3-stereo-system","title":"Hertz HSP3-24 A2B Base Harley Stage 3 Stereo System | 2024+ Touring","description":"\u003cp data-end=\"775\" data-start=\"349\"\u003eThe \u003cstrong data-end=\"408\" data-start=\"353\"\u003eHertz HSP3-24 A2B Base Harley Stage 3 stereo system\u003c\/strong\u003e is a complete motorcycle audio upgrade designed for \u003cstrong data-end=\"559\" data-start=\"461\"\u003e2024 and newer Harley-Davidson Touring motorcycles equipped with the factory Base audio system\u003c\/strong\u003e. This plug-and-play kit combines high-efficiency SPL speakers, a powerful compact amplifier, and an advanced A2B interface module to dramatically increase volume, clarity, and overall sound performance while riding.\u003c\/p\u003e\n\u003cp data-end=\"1086\" data-start=\"777\"\u003eFactory motorcycle audio systems often struggle to overcome wind noise and engine noise at highway speeds. The HSP3-24 A2B Base system solves this problem by adding dedicated amplifier power and high-sensitivity speakers designed specifically for the open-air riding environment of Harley touring motorcycles.\u003c\/p\u003e\n\u003cp data-end=\"1290\" data-start=\"1088\"\u003eBy upgrading both the front fairing speakers and rear saddlebag speakers, this system creates a balanced front-to-rear sound stage capable of delivering loud, clear audio even during long highway rides.\u003c\/p\u003e\n\u003cp data-end=\"1363\" data-start=\"1292\"\u003e\u003ca title=\"Explore more Harley stereo upgrades\" href=\"https:\/\/stereoinstalls.com\/collections\/harley-stereo-kits\"\u003e\u003cstrong\u003eExplore more Harley stereo upgrades\u003c\/strong\u003e\u003c\/a\u003e\u003cbr data-end=\"1330\" data-start=\"1327\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"1385\" data-start=\"1370\" data-section-id=\"1ma7m6t\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-end=\"1856\" data-start=\"1387\"\u003e• Complete \u003cstrong data-end=\"1442\" data-start=\"1398\"\u003eHarley Stage 3 motorcycle stereo upgrade\u003c\/strong\u003e\u003cbr data-end=\"1445\" data-start=\"1442\"\u003e• Designed for \u003cstrong data-end=\"1529\" data-start=\"1460\"\u003e2024+ Harley-Davidson Touring motorcycles with Base audio systems\u003c\/strong\u003e\u003cbr data-end=\"1532\" data-start=\"1529\"\u003e• Includes \u003cstrong data-end=\"1580\" data-start=\"1543\"\u003efour high-efficiency SPL speakers\u003c\/strong\u003e\u003cbr data-end=\"1583\" data-start=\"1580\"\u003e• Compact \u003cstrong data-end=\"1639\" data-start=\"1593\"\u003eSP 4.900 four-channel motorcycle amplifier\u003c\/strong\u003e\u003cbr data-end=\"1642\" data-start=\"1639\"\u003e• Advanced \u003cstrong data-end=\"1707\" data-start=\"1653\"\u003eA2B interface module for factory radio integration\u003c\/strong\u003e\u003cbr data-end=\"1710\" data-start=\"1707\"\u003e• Plug-and-play wiring designed for Harley touring motorcycles\u003cbr data-end=\"1775\" data-start=\"1772\"\u003e• Built to withstand vibration, weather exposure, and outdoor riding environments\u003c\/p\u003e\n\u003cp data-end=\"1991\" data-start=\"1858\"\u003eThis system allows riders to dramatically increase audio output while maintaining compatibility with the factory Harley radio system.\u003c\/p\u003e\n\u003ch2 data-end=\"2044\" data-start=\"1998\" data-section-id=\"a7tdgi\"\u003eWhat’s Included in the HSP3-24 A2B Base Kit\u003c\/h2\u003e\n\u003cp data-end=\"2188\" data-start=\"2046\"\u003eThe HSP3-24 A2B Base kit includes the major components needed to upgrade the front and rear speakers of compatible Harley touring motorcycles.\u003c\/p\u003e\n\u003cp data-end=\"2210\" data-start=\"2190\"\u003eIncluded components:\u003c\/p\u003e\n\u003cp data-end=\"2628\" data-start=\"2212\"\u003e• (2) \u003cstrong data-end=\"2267\" data-start=\"2218\"\u003eHertz SX165 NEO 6.5-inch SPL coaxial speakers\u003c\/strong\u003e for front fairing installation\u003cbr data-end=\"2301\" data-start=\"2298\"\u003e• (2) \u003cstrong data-end=\"2350\" data-start=\"2307\"\u003eHertz SX690H NEO 6×9 three-way speakers\u003c\/strong\u003e for rear saddlebag installations\u003cbr data-end=\"2386\" data-start=\"2383\"\u003e• \u003cstrong data-end=\"2437\" data-start=\"2388\"\u003eHertz SP 4.900 Class-D four-channel amplifier\u003c\/strong\u003e\u003cbr data-end=\"2440\" data-start=\"2437\"\u003e• \u003cstrong data-end=\"2492\" data-start=\"2442\"\u003eHD A2B interface module for Base audio systems\u003c\/strong\u003e\u003cbr data-end=\"2495\" data-start=\"2492\"\u003e• \u003cstrong data-end=\"2529\" data-start=\"2497\"\u003eHHP14 power and ground cable\u003c\/strong\u003e\u003cbr data-end=\"2532\" data-start=\"2529\"\u003e• Replacement \u003cstrong data-end=\"2584\" data-start=\"2546\"\u003eHarley-style speaker grille badges\u003c\/strong\u003e\u003cbr data-end=\"2587\" data-start=\"2584\"\u003e• Installation hardware and documentation\u003c\/p\u003e\n\u003cp data-end=\"2763\" data-start=\"2630\"\u003eThese components combine to create a complete Harley audio system designed for significantly higher output than the factory speakers.\u003c\/p\u003e\n\u003ch2 data-end=\"2796\" data-start=\"2770\" data-section-id=\"6jp59n\"\u003eHarley Davidson Fitment\u003c\/h2\u003e\n\u003cp data-end=\"2964\" data-start=\"2798\"\u003eThe \u003cstrong data-end=\"2835\" data-start=\"2802\"\u003eHertz HSP3-24 A2B Base system\u003c\/strong\u003e is designed specifically for \u003cstrong data-end=\"2963\" data-start=\"2865\"\u003e2024 and newer Harley-Davidson Touring motorcycles equipped with the factory Base audio system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"3001\" data-start=\"2966\"\u003eCompatible motorcycles may include:\u003c\/p\u003e\n\u003cp data-end=\"3125\" data-start=\"3003\"\u003e• Street Glide\u003cbr data-end=\"3020\" data-start=\"3017\"\u003e• Road Glide\u003cbr data-end=\"3035\" data-start=\"3032\"\u003e• Road Glide Limited\u003cbr data-end=\"3058\" data-start=\"3055\"\u003e• other Harley touring models equipped with Base audio architecture\u003c\/p\u003e\n\u003cp data-end=\"3309\" data-start=\"3127\"\u003eThe included \u003cstrong data-end=\"3166\" data-start=\"3140\"\u003eA2B integration module\u003c\/strong\u003e allows the aftermarket amplifier and speakers to communicate with the factory Harley audio network while retaining normal radio functionality.\u003c\/p\u003e\n\u003ch2 data-end=\"3358\" data-start=\"3316\" data-section-id=\"13gt9il\"\u003eHigh-Efficiency SPL Motorcycle Speakers\u003c\/h2\u003e\n\u003cp data-end=\"3520\" data-start=\"3360\"\u003eThe HSP3-24 system uses \u003cstrong data-end=\"3418\" data-start=\"3384\"\u003eHertz SPL Show series speakers\u003c\/strong\u003e, engineered specifically for motorcycle audio systems that require high output and strong projection.\u003c\/p\u003e\n\u003ch3 data-end=\"3552\" data-start=\"3522\" data-section-id=\"1uxb55t\"\u003eFront Speakers – SX165 NEO\u003c\/h3\u003e\n\u003cp data-end=\"3613\" data-start=\"3554\"\u003eThe front speakers installed in the Harley fairing feature:\u003c\/p\u003e\n\u003cp data-end=\"3788\" data-start=\"3615\"\u003e• high-efficiency SPL design\u003cbr data-end=\"3646\" data-start=\"3643\"\u003e• neodymium magnet motor structures\u003cbr data-end=\"3684\" data-start=\"3681\"\u003e• treated paper cones with water-resistant coating\u003cbr data-end=\"3737\" data-start=\"3734\"\u003e• excellent sensitivity for strong sound projection\u003c\/p\u003e\n\u003cp data-end=\"3914\" data-start=\"3790\"\u003eThese speakers are designed to produce clear vocals and strong midrange response that remains audible during highway riding.\u003c\/p\u003e\n\u003ch3 data-end=\"3946\" data-start=\"3916\" data-section-id=\"u09ls1\"\u003eRear Speakers – SX690H NEO\u003c\/h3\u003e\n\u003cp data-end=\"4051\" data-start=\"3948\"\u003eThe rear speakers are \u003cstrong data-end=\"4004\" data-start=\"3970\"\u003e6×9 three-way coaxial speakers\u003c\/strong\u003e designed for Harley saddlebag speaker systems.\u003c\/p\u003e\n\u003cp data-end=\"4074\" data-start=\"4053\"\u003eKey features include:\u003c\/p\u003e\n\u003cp data-end=\"4253\" data-start=\"4076\"\u003e• high-output SPL design\u003cbr data-end=\"4103\" data-start=\"4100\"\u003e• 1.4-inch dome tweeter and 1-inch super tweeter\u003cbr data-end=\"4154\" data-start=\"4151\"\u003e• weather-resistant materials\u003cbr data-end=\"4186\" data-start=\"4183\"\u003e• extended frequency response designed for motorcycle audio systems\u003c\/p\u003e\n\u003cp data-end=\"4347\" data-start=\"4255\"\u003eTogether, the front and rear speakers create a powerful full-range sound stage while riding.\u003c\/p\u003e\n\u003ch2 data-end=\"4398\" data-start=\"4354\" data-section-id=\"h500pv\"\u003eSP 4.900 High-Output Motorcycle Amplifier\u003c\/h2\u003e\n\u003cp data-end=\"4535\" data-start=\"4400\"\u003eAt the center of the system is the \u003cstrong data-end=\"4476\" data-start=\"4435\"\u003eHertz SP 4.900 four-channel amplifier\u003c\/strong\u003e, designed specifically for powersports audio applications.\u003c\/p\u003e\n\u003cp data-end=\"4566\" data-start=\"4537\"\u003eAmplifier highlights include:\u003c\/p\u003e\n\u003cp data-end=\"4799\" data-start=\"4568\"\u003e• 160 watts RMS × 4 channels at 4 ohms\u003cbr data-end=\"4609\" data-start=\"4606\"\u003e• 250 watts RMS × 4 channels at 2 ohms\u003cbr data-end=\"4650\" data-start=\"4647\"\u003e• up to 1000 watts total system power\u003cbr data-end=\"4690\" data-start=\"4687\"\u003e• compact chassis designed for motorcycle installation\u003cbr data-end=\"4747\" data-start=\"4744\"\u003e• efficient Class-D amplifier design for reliability\u003c\/p\u003e\n\u003cp data-end=\"4927\" data-start=\"4801\"\u003eThe amplifier provides the power necessary to drive the high-efficiency SPL speakers and produce clean, distortion-free audio.\u003c\/p\u003e\n\u003ch2 data-end=\"4959\" data-start=\"4934\" data-section-id=\"1qs5e9c\"\u003eA2B Integration Module\u003c\/h2\u003e\n\u003cp data-end=\"5104\" data-start=\"4961\"\u003eModern Harley touring motorcycles use \u003cstrong data-end=\"5031\" data-start=\"4999\"\u003eA2B digital audio networking\u003c\/strong\u003e, which requires specialized integration when upgrading the audio system.\u003c\/p\u003e\n\u003cp data-end=\"5282\" data-start=\"5106\"\u003eThe \u003cstrong data-end=\"5137\" data-start=\"5110\"\u003eHD A2B interface module\u003c\/strong\u003e included in this system allows the amplifier to integrate with the factory Harley radio while providing dedicated outputs for upgraded speakers.\u003c\/p\u003e\n\u003cp data-end=\"5397\" data-start=\"5284\"\u003eThis integration allows riders to keep the factory radio controls while dramatically improving audio performance.\u003c\/p\u003e\n\u003ch2 data-end=\"5447\" data-start=\"5404\" data-section-id=\"1roryfm\"\u003eDesigned for Harley Bagger Audio Systems\u003c\/h2\u003e\n\u003cp data-end=\"5625\" data-start=\"5449\"\u003eThe HSP3-24 A2B Base system represents a \u003cstrong data-end=\"5522\" data-start=\"5490\"\u003eStage 3 Harley audio upgrade\u003c\/strong\u003e, providing amplified front speakers and powerful rear speakers for a balanced motorcycle audio system.\u003c\/p\u003e\n\u003cp data-end=\"5686\" data-start=\"5627\"\u003eCompared to factory Harley speakers, this upgrade delivers:\u003c\/p\u003e\n\u003cp data-end=\"5827\" data-start=\"5688\"\u003e• louder overall volume while riding\u003cbr data-end=\"5727\" data-start=\"5724\"\u003e• improved vocal clarity\u003cbr data-end=\"5754\" data-start=\"5751\"\u003e• stronger midbass response\u003cbr data-end=\"5784\" data-start=\"5781\"\u003e• better sound projection at highway speeds\u003c\/p\u003e\n\u003cp data-end=\"5965\" data-start=\"5829\"\u003eFor riders who spend long hours on the road, upgrading to a Stage 3 Harley stereo system can dramatically improve the riding experience.\u003c\/p\u003e\n\u003ch2 data-end=\"5989\" data-start=\"5972\" data-section-id=\"1a3ueyz\"\u003eSpecifications\u003c\/h2\u003e\n\u003cp data-end=\"6305\" data-start=\"5991\"\u003eAmplifier: SP 4.900 Class-D\u003cbr data-end=\"6021\" data-start=\"6018\"\u003eAmplifier Power: 160W × 4 @ 4Ω \/ 250W × 4 @ 2Ω\u003cbr data-end=\"6070\" data-start=\"6067\"\u003eFront Speakers: SX165 NEO 6.5-inch coaxial speakers\u003cbr data-end=\"6124\" data-start=\"6121\"\u003eRear Speakers: SX690H NEO 6×9 three-way speakers\u003cbr data-end=\"6175\" data-start=\"6172\"\u003eSpeaker Sensitivity: high-efficiency SPL design\u003cbr data-end=\"6225\" data-start=\"6222\"\u003eIntegration: HD A2B interface module\u003cbr data-end=\"6264\" data-start=\"6261\"\u003ePower Cable: HHP14 power and ground cable\u003c\/p\u003e\n\u003ch2 data-end=\"422\" data-start=\"393\" data-section-id=\"1r8frcv\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3 data-end=\"515\" data-start=\"424\" data-section-id=\"13fyekz\"\u003eWill the Hertz HSP3-24 A2B Base kit work on my 2024 Harley-Davidson touring motorcycle?\u003c\/h3\u003e\n\u003cp data-end=\"788\" data-start=\"517\"\u003eThe HSP3-24 A2B Base system is designed for \u003cstrong data-end=\"659\" data-start=\"561\"\u003e2024 and newer Harley-Davidson Touring motorcycles equipped with the factory Base audio system\u003c\/strong\u003e. Compatible models may include Street Glide, Road Glide, and other touring models using Harley’s A2B digital audio architecture.\u003c\/p\u003e\n\u003ch3 data-end=\"846\" data-start=\"795\" data-section-id=\"1narc6k\"\u003eWhat does A2B audio mean on Harley motorcycles?\u003c\/h3\u003e\n\u003cp data-end=\"1246\" data-start=\"848\"\u003eA2B is a \u003cstrong data-end=\"924\" data-start=\"857\"\u003edigital audio network used on modern Harley touring motorcycles\u003c\/strong\u003e to connect the radio, amplifier, and speakers. Because this system uses digital communication, upgrading the audio requires specialized integration modules. The Hertz HSP3-24 A2B Base kit includes an \u003cstrong data-end=\"1149\" data-start=\"1125\"\u003eA2B interface module\u003c\/strong\u003e that allows the aftermarket amplifier and speakers to integrate properly with the factory radio.\u003c\/p\u003e\n\u003ch3 data-end=\"1304\" data-start=\"1253\" data-section-id=\"ku2r13\"\u003eDo I need an amplifier for motorcycle speakers?\u003c\/h3\u003e\n\u003cp data-end=\"1612\" data-start=\"1306\"\u003eYes. Motorcycle audio systems benefit significantly from dedicated amplifier power. The HSP3-24 A2B Base system includes the \u003cstrong data-end=\"1472\" data-start=\"1431\"\u003eHertz SP 4.900 four-channel amplifier\u003c\/strong\u003e, which provides the power necessary to drive the high-efficiency speakers and produce louder, clearer sound while riding at highway speeds.\u003c\/p\u003e\n\u003ch3 data-end=\"1677\" data-start=\"1619\" data-section-id=\"mwil7k\"\u003eDoes this system upgrade both front and rear speakers?\u003c\/h3\u003e\n\u003cp data-end=\"1906\" data-start=\"1679\"\u003eYes. The HSP3-24 A2B Base kit upgrades \u003cstrong data-end=\"1781\" data-start=\"1718\"\u003eboth the front fairing speakers and rear saddlebag speakers\u003c\/strong\u003e. The system includes 6.5-inch front speakers and high-output 6×9 rear speakers to create a balanced motorcycle audio system.\u003c\/p\u003e\n\u003ch3 data-end=\"1967\" data-start=\"1913\" data-section-id=\"1kt9n6c\"\u003eIs this considered a Stage 3 Harley audio upgrade?\u003c\/h3\u003e\n\u003cp data-end=\"2199\" data-start=\"1969\"\u003eYes. The HSP3-24 A2B Base system is designed as a \u003cstrong data-end=\"2052\" data-start=\"2019\"\u003eStage 3 Harley stereo upgrade\u003c\/strong\u003e, combining amplified front speakers and powerful rear speakers to produce significantly louder sound compared to factory motorcycle audio systems.\u003c\/p\u003e\n\u003ch3 data-end=\"2254\" data-start=\"2206\" data-section-id=\"e8i2gf\"\u003eCan this system be professionally installed?\u003c\/h3\u003e\n\u003cp data-end=\"2505\" data-start=\"2256\"\u003eYes. Stereo Installs offers \u003cstrong data-end=\"2357\" data-start=\"2284\"\u003eprofessional Harley stereo installation and motorcycle audio upgrades\u003c\/strong\u003e at our shop in Mentor, Ohio. Our technicians specialize in Harley touring audio systems, amplifier installation, and complete bagger stereo builds.\u003c\/p\u003e\n\u003ch3 data-end=\"2579\" data-start=\"2512\" data-section-id=\"z2nv6z\"\u003eDoes this upgrade improve sound while riding at highway speeds?\u003c\/h3\u003e\n\u003cp data-end=\"2774\" data-start=\"2581\"\u003eYes. The combination of \u003cstrong data-end=\"2657\" data-start=\"2605\"\u003ehigh-efficiency SPL speakers and amplifier power\u003c\/strong\u003e allows the system to overcome wind noise and road noise, making music easier to hear while riding at highway speeds.\u003c\/p\u003e\n\u003ch2 data-end=\"6353\" data-start=\"6312\" data-section-id=\"1vtuydr\"\u003eProfessional Harley Audio Installation\u003c\/h2\u003e\n\u003cp data-end=\"6456\" data-start=\"6355\"\u003eStereo Installs specializes in \u003cstrong data-end=\"6455\" data-start=\"6386\"\u003eHarley-Davidson stereo upgrades and motorcycle audio installation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"6548\" data-start=\"6458\"\u003eOur shop installs motorcycle audio systems for riders throughout Northeast Ohio including:\u003c\/p\u003e\n\u003cp data-end=\"6608\" data-start=\"6550\"\u003e\u003ca title=\"Mentor Ohio\" href=\"https:\/\/stereoinstalls.com\/pages\/car-audio-installation-mentor-ohio\"\u003eMentor\u003c\/a\u003e, Willoughby, Eastlake, Painesville, Cleveland\u003c\/p\u003e\n\u003cp data-end=\"6671\" data-start=\"6610\"\u003eStereo Installs\u003cbr data-end=\"6628\" data-start=\"6625\"\u003e7471 Tyler Blvd STE B\u003cbr data-end=\"6652\" data-start=\"6649\"\u003eMentor Ohio 44060\u003c\/p\u003e\n\u003cp data-end=\"6689\" data-start=\"6673\"\u003e(440) 525-2001\u003c\/p\u003e\n\u003cp data-end=\"6708\" data-start=\"6691\"\u003eServices include:\u003c\/p\u003e\n\u003cp data-end=\"6839\" data-start=\"6710\"\u003e• \u003ca title=\"Harley stereo installation\" href=\"https:\/\/stereoinstalls.com\/pages\/motorcycle-audio-installation-mentor-ohio\"\u003e\u003cstrong\u003eHarley stereo installation\u003c\/strong\u003e\u003c\/a\u003e\u003cbr data-end=\"6741\" data-start=\"6738\"\u003e• motorcycle amplifier installation\u003cbr data-end=\"6779\" data-start=\"6776\"\u003e• saddlebag speaker upgrades\u003cbr data-end=\"6810\" data-start=\"6807\"\u003e• custom bagger audio systems\u003c\/p\u003e\n\u003cp data-end=\"6924\" data-start=\"6841\"\u003eProfessional installation ensures proper wiring, tuning, and long-term reliability.\u003c\/p\u003e","brand":"Hertz","offers":[{"title":"Default Title","offer_id":53138991219002,"sku":"HSP3-24-A2B-BASE","price":2575.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3531\/1674\/files\/hertz-hsp3-24-a2b-base-harley-stage-3-stereo-system.png?v=1773158016","url":"https:\/\/stereoinstalls.com\/products\/hertz-hsp3-24-a2b-base-harley-stage-3-stereo-system","provider":"Stereo Installs","version":"1.0","type":"link"}