{"product_id":"velocity-rza500-2-550w-harley-amplifier","title":"Velocity RZA500.2 — 2-Channel Class-D Amplifier for Harley-Davidson (550W RMS \/ 275W x2 @ 2Ω)","description":"\u003ch2\u003eVelocity RZA500.2 – 550W 2-Channel Amplifier for Harley-Davidson Touring\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eVelocity RZA500.2\u003c\/strong\u003e is a powerful, compact 2-channel amplifier engineered specifically for motorcycle audio systems. Delivering up to \u003cstrong\u003e550 watts of clean Class-D power\u003c\/strong\u003e, this amp is ideal for driving high-efficiency mids, horn tweeters or a pair of aggressive 6×9 speakers in Harley-Davidson Touring models.\u003c\/p\u003e\n\n\u003cp\u003eDesigned to fit inside tight Road Glide and Street Glide fairings, the RZA500.2 offers excellent thermal stability, strong voltage tolerance and the reliability required for long-distance touring and SPL-style audio builds.\u003c\/p\u003e\n\n\u003cp\u003eThis amp is available in two configurations: the \u003cstrong\u003eRZA500.2-WP\u003c\/strong\u003e model includes a premium waterproof 8AWG power harness kit, while the \u003cstrong\u003eRZA500.2\u003c\/strong\u003e model is offered amplifier-only for riders who already have power distribution installed.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e550W peak output\u003c\/strong\u003e from a compact, motorcycle-ready chassis.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-channel power\u003c\/strong\u003e ideal for mids, horns or paired 6×9 speakers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClass-D efficiency\u003c\/strong\u003e reduces strain on Harley charging systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium waterproof 8AWG power harness option\u003c\/strong\u003e (WP variant).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmerican Hard Bag engineered\u003c\/strong\u003e for durability and high-vibration environments.\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003ePerfect for Harley Touring fairings and saddlebags.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy It Works on Harleys\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact dimensions\u003c\/strong\u003e make installation simple in tight fairing cavities.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-efficiency design\u003c\/strong\u003e ensures reliable power without overheating.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo-channel flexibility\u003c\/strong\u003e supports mids\/horns, 6×9 pairs or component sets.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptional waterproof harness\u003c\/strong\u003e eliminates wiring guesswork and improves durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAvailable Variants\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRZA500.2\u003c\/strong\u003e — Amplifier only (no power kit)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRZA500.2-WP\u003c\/strong\u003e — Includes premium 8AWG waterproof power harness kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRecommended System Use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFairing systems\u003c\/strong\u003e running 6.5″ mids + horns.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSaddlebag lid systems\u003c\/strong\u003e driving 6×9 coax or component setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTouring audio\u003c\/strong\u003e with strong mid\/high output needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSPL builds\u003c\/strong\u003e requiring stable, high-current 2-channel amplification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHarley-Davidson \u003cstrong\u003eTouring Models\u003c\/strong\u003e (Road Glide, Street Glide, Ultra, CVO, etc.)\u003c\/li\u003e\n  \u003cli\u003eCompatible with AHB amp trays, custom plates and most aftermarket mounting solutions\u003c\/li\u003e\n  \u003cli\u003eWorks with OEM and upgraded charging systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVelocity RZA500.2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e550W peak\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTopology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass-D\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHarness Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRZA500.2 (no kit) \/ RZA500.2-WP (with 8AWG power harness)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended Speakers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.5″ mids • Horn tweeters • 6×9 speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVelocity RZA500.2 Amplifier\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRZA500.2-WP Variant Includes:\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003ePremium 8AWG waterproof power harness\u003c\/li\u003e\n      \u003cli\u003eInline fused power assembly\u003c\/li\u003e\n      \u003cli\u003eWaterproof connectors\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRZA500.2 Variant Includes:\u003c\/strong\u003e Amplifier only\u003c\/li\u003e\n  \u003cli\u003eMounting Hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNeed Help Choosing the Right Variant?\u003c\/h3\u003e\n\u003cp\u003eIf you're upgrading an existing system and already have a distribution block or aftermarket wiring, choose \u003cstrong\u003eRZA500.2\u003c\/strong\u003e. If you want a ready-to-install, waterproof and fused harness, choose \u003cstrong\u003eRZA500.2-WP\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Velocity Speaker Design","offers":[{"title":"No - I dont need the Harness","offer_id":50310373277943,"sku":"RZA500.2","price":762.0,"currency_code":"AUD","in_stock":true},{"title":"Yes - Add the Power Harness","offer_id":50310373310711,"sku":"RZA500-WP","price":912.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/6505\/1639\/files\/Velocity-RZA500_2-2-Channel-Class-D-Amplifier-for-Harley-Davidson-550W-RMS-275W-x2-2O.jpg?v=1779069980","url":"https:\/\/www.motorcycleaudio.com.au\/products\/velocity-rza500-2-550w-harley-amplifier","provider":"Motorcycle Audio Australia","version":"1.0","type":"link"}