{"product_id":"yss-ma456-floating-piston-shock-harley-davidson-softail-sport-glide-ma456-320trl-56","title":"MA456 Floating Piston Shock","description":"\u003ch5\u003eHigh-Capacity Stealth Performance: YSS MA456 Mono Shock Absorber\u003c\/h5\u003e\n\n\u003cp\u003eWant heavy-duty, race-bred performance but have limited space or prefer a clean, factory look? The \u003cstrong\u003eYSS MA456 Series\u003c\/strong\u003e is a premium, high-capacity mono shock engineered for sport bikes, adventure tourers, and large cruisers. Part of the highly regarded YSS Mono Line, the MA456 bridges the gap between basic street upgrades and full-blown external reservoir race shocks, packing incredible structural rigidity and advanced damping technology into a sleek, self-contained body.\u003c\/p\u003e\n\n\u003cp\u003eThe standout feature of the MA456 is its internal \u003cstrong\u003efree piston design\u003c\/strong\u003e. Unlike standard emulsion shocks where gas and oil mix, the MA456 uses an internal floating piston to keep the high-pressure nitrogen gas entirely separate from the damping oil. Combined with a massive 45mm big-body piston and a 16mm shaft, this configuration delivers ultra-consistent, fade-free damping, incredible rear-tire grip, and superb comfort even under heavy passenger or luggage loads.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch5\u003eWhy Upgrade to the YSS MA456 Monoshock?\u003c\/h5\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInternal Free Piston Technology:\u003c\/strong\u003e By completely separating the nitrogen gas and hydraulic oil inside the shock body, it eliminates oil foaming (cavitation). This ensures your suspension performance remains firm, plush, and fully controlled, even during aggressive or extended rides.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTactile Rebound Adjustability:\u003c\/strong\u003e Features a user-friendly 30-click rebound damping adjustment. Fine-tune your rear-wheel recovery speed to eliminate bouncy \"pogo\" effects and keep your chassis steady through rough cornering.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOversized 45mm Big-Body Build:\u003c\/strong\u003e The heavy-duty 45mm piston moves a large volume of oil per stroke for ultra-fast reaction times. Paired with a rigid 16mm heat-treated spindle shaft, it effortlessly resists flexing under extreme cornering and braking forces.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThreaded Spring Preload:\u003c\/strong\u003e Easily dial in your exact rider sag using the threaded preload collar and secure side locking bolt, allowing the bike to handle perfectly whether you're riding solo or fully loaded for touring.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBuilt-In Ride Height Adjustment:\u003c\/strong\u003e Most models include an integrated length adjuster (up to +10mm or +\/-5mm depending on fitment), granting you the flexibility to tune your steering geometry, turn-in response, and seat height.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch5\u003eTechnical Specifications\u003c\/h5\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShock Type:\u003c\/strong\u003e High-Capacity Separated Gas Mono Shock (Free Piston Architecture)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePiston Diameter:\u003c\/strong\u003e 45 mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 16 mm \u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDamping System:\u003c\/strong\u003e Internal floating free piston separating gas and oil\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdjustability:\u003c\/strong\u003e Threaded Spring Preload, Rebound Adjustable, Length Adjustment +5\/-5 mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eServiceability:\u003c\/strong\u003e 100% Fully rebuildable, serviceable, and tunable for a lifetime of premium performance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"YSS","offers":[{"title":"Default Title","offer_id":68225099202839,"sku":"MA456-320TRL-56-88","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/7113\/0135\/files\/GetImageProducts_c8894757-f511-4a34-aec0-ca549b6b5022.png?v=1793942870","url":"https:\/\/epmperformance.com\/products\/yss-ma456-floating-piston-shock-harley-davidson-softail-sport-glide-ma456-320trl-56","provider":"EPM Performance Imports","version":"1.0","type":"link"}