{"product_id":"wunderlich-suspension-shock-absorber-s4-hpa-57460-519","title":"Wunderlich Suspension Shock Absorber S4 + HPA","description":"\u003cp\u003e\u003cstrong\u003eFacts and product features of the Wunderlich Suspension powered by TracTive S4 HPA shock absorbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-performance shock absorber of the latest generation, designed as an upgrade or replacement for the standard suspension. Developed to meet the demanding requirements of discerning adventure riders who frequently go off-road, touring riders who regularly travel with heavy loads, as well as riders who seek additional safety reserves. Equipped with a PDS bottoming protection system and a hydraulic spring preload adjustment (HPA).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWe individually select the spring rate of the spring according to your personal riding profile specifications.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\u003cstrong\u003eDamping characteristics\u003c\/strong\u003e\u003c\/li\u003e\n \u003cli\u003eOur shock absorbers are specifically developed for each vehicle and its intended use, offering high performance and impressive reserves.\u003c\/li\u003e\n \u003cli\u003eThe well-balanced, sensitive damping response of our suspension components ensures neutral, predictable handling, supporting rider confidence and enhancing riding enjoyment.\u003c\/li\u003e\n \u003cli\u003eThe shock absorbers stand out thanks to their excellent, transparent feedback; they optimise tyre-to-road contact, wheel guidance and tracking stability while reducing tyre wear.\u003c\/li\u003e\n \u003cli\u003eIndividual damping adjustment: The high-quality shock absorber features high- and low-speed compression damping adjustment, meaning the compression damping can be tuned according to the speed of the compression process (i.e. the velocity of the damping piston movement).\u003c\/li\u003e\n \u003cli\u003eThe rebound damping adjustment with 18 clicks allows for precise fine-tuning of the damping using the suspension tool.\u003c\/li\u003e\n \u003cli\u003eThe shock absorber is equipped with the so-called PDS system, which reduces the risk of bottoming out and the resulting stress caused by hard impacts during demanding use.\u003c\/li\u003e\n \u003cli\u003eThe PDS system, along with the wide range of rebound and compression adjustment options, meets the highest demands of adventure and touring riders. It noticeably improves comfort and safety and can help reduce stress on the frame.\u003c\/li\u003e\n \u003cli\u003eTo achieve optimal, sensitive response:\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003eThe oil channels are generously dimensioned to minimise oil flow resistance,\u003c\/li\u003e\n \u003cli\u003eWe use large-diameter pistons (46 mm) to further reduce flow resistance,\u003c\/li\u003e\n \u003cli\u003eAnd we use low-friction seals and special shim stacks.\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cli\u003eThese closed shock absorbers are fitted with an external, forged aluminium reservoir that supports the system’s thermal stability and performance through optimal heat dissipation.\u003c\/li\u003e\n \u003cli\u003eThe generously dimensioned oil volume and large cooling surface ensure:\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003eLow and optimal operating temperature of the oil,\u003c\/li\u003e\n \u003cli\u003eStable damping performance at the highest level,\u003c\/li\u003e\n \u003cli\u003eAnd extended service life of both the damper and the oil.\u003c\/li\u003e\n \u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n \u003cli\u003e\u003cstrong\u003eSpring characteristics and preload\u003c\/strong\u003e\u003c\/li\u003e\n \u003cli\u003eHydraulic spring preload: The shock absorber is equipped with a sealed, highly robust hydraulic spring preload adjustment. The preload can be conveniently adjusted via an easily accessible handwheel. The durable adjustment mechanism withstands the toughest conditions.\u003c\/li\u003e\n \u003cli\u003eThe wide adjustment range compensates for a large variety of load conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n \u003cli\u003e\u003cstrong\u003eSetup\u003c\/strong\u003e\u003c\/li\u003e\n \u003cli\u003eSpecial Wunderlich Suspension setup for adventure and touring riders who place high demands on their suspension.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n \u003cli\u003e\u003cstrong\u003eCustomisation\u003c\/strong\u003e\u003c\/li\u003e\n \u003cli\u003eWe individually select the spring rate of the spring according to your personal riding profile specifications: Once you have chosen your shock absorber, simply define your personal specifications during the ordering process – these form the basis for selecting the spring that perfectly matches you.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n \u003cli\u003e\u003cstrong\u003eMaintenance\u003c\/strong\u003e\u003c\/li\u003e\n \u003cli\u003eEvery shock absorber can be fully and professionally serviced at the Wunderlich Suspension Centre.\u003c\/li\u003e\n \u003cli\u003eThe suspension tool is included in the scope of delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical data\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003eThe shock absorber housings are precisely manufactured from high-quality aluminium.\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cli\u003e\u003cstrong\u003eSpecial features\u003c\/strong\u003e\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003ePDS system – reduces the risk of bottoming out\u003c\/li\u003e\n \u003cli\u003eClosed system\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cli\u003e\u003cstrong\u003eBuild quality\u003c\/strong\u003e\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003eWe use only high-strength components such as micro-machined, inductively hardened and tempered 42CrMo piston rods, premium-quality bearings, stainless steel bushings, and low-friction seals.\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cli\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003ePiston diameter: 46 mm\u003c\/li\u003e\n \u003cli\u003ePiston rod diameter: 16 mm\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cli\u003e\u003cstrong\u003eSpring preload adjustment\u003c\/strong\u003e\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003eHydraulic with handwheel (HPA)\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cli\u003e\u003cstrong\u003eInstallation position\u003c\/strong\u003e\u003c\/li\u003e\n \u003cul\u003e\n \u003cli\u003eRear swing arm\u003c\/li\u003e\n \u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eYour Wunderlich advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eWunderlich product. Small series. Handmade.\u003c\/li\u003e\n \u003cli\u003eWunderlich design. Functional and integrated.\u003c\/li\u003e\n \u003cli\u003eTested by Wunderlich.\u003c\/li\u003e\n \u003cli\u003eMade in Europe.\u003c\/li\u003e\n \u003cli\u003e5-year warranty with adherence to 24-month maintenance intervals.\u003c\/li\u003e\n\u003cli\u003ewith German type approval \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hack-Moto.co.uk","offers":[{"title":"Default Title","offer_id":53375494488330,"sku":"57460-519","price":1392.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2968\/9866\/files\/57460-437_46ya19-t5517-wu_5_63ee9792-82f9-4aa9-ba58-c5a53b10b15a.jpg?v=1784207552","url":"https:\/\/www.hack-moto.co.uk\/products\/wunderlich-suspension-shock-absorber-s4-hpa-57460-519","provider":"Hack-Moto.co.uk","version":"1.0","type":"link"}