{"product_id":"meroca-210mm-adjustable-air-spring-coil-over-shock-absorber-550lbs-off-road-mtb-e-mountain-bike","title":"MEROCA 210mm Adjustable Air Spring Coil Over Shock Absorber 550lbs – Off-Road MTB, E-Mountain Bike","description":"\u003chr aria-hidden=\"true\" class=\"a-divider-normal\"\u003e     \u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e About this item \u003c\/h1\u003e                 \u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Quadruple adjustmen: Precisely tune your ride with independent Rebound, Compression, Preload, and Air Pressure (200-300 PSI) controls. Optimize shock response for technical trails or downhill sprints  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e High-impaact 550Lbs spring: 9mm-thick coil spring handles aggressive riding with 550LBS\/in strength. Engineered for enduro\/downhill MTB, e-mountain bikes, and intense off-road impacts  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Universal Futment: Fits full-suspension MTB, downhill bikes, and e-motorcycles (12mm mounting holes). Plug-and-play install if eye-to-eye length matches (190\/210\/230\/240\/250\/265mm options)  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Protective impact absorber: Aluminum alloy body with buffer design reduces 35% component stress. Ensures stable handling on rocky terrains while extending drivetrain life  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Optimized weight \u0026amp; durability: Aluminum alloy cuts weight to 885-1074g (by size). Corrosion-resistant seals thrive in mud\/wet conditions  \u003c\/span\u003e\u003c\/li\u003e  \u003c\/ul\u003e           \u003cdiv id=\"product-details-jumplink\" class=\"a-section\"\u003e \u003cspan class=\"caretnext\"\u003e›\u003c\/span\u003e \u003ca id=\"seeMoreDetailsLink\" class=\"a-link-normal\" href=\"#productDetails\"\u003e See more product details \u003c\/a\u003e \u003c\/div\u003e           \n       \u003c!-- show up to 2 reviews by default --\u003e\n                   \u003cp\u003e    \u003c\/p\u003e\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eMEROCA RCT-2: Conquer Trails with Pro-Level Control \u003c\/span\u003e\u003cspan\u003e- Whether you’re shredding downhill singletracks, powering through e-MTB adventures, or navigating rocky enduro courses, this shock transforms your bike’s capability.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003ePerformance highlights\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003e4-Way Tuning Dominance: Dial in rebound speed (slow←→fast via rotary knob), adjust compression stiffness, set preload via spring collar, and fine-tune air pressure (200-300 PSI) for instantaneous terrain adaptation.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDH-Grade Spring Tech: 550LBS\/in spring force with 9mm wire diameter eats up square-edge hits.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eZero Compromise Build: Black anodized aluminum body (56mm stanchion) resists scratches + corrosion. 885g-1074g weight cuts unsprung mass for sharper handling.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSmart Compatibility: Fits 12mm axle mounts. Match your bike’s eye-to-eye length (190\/210\/230\/240\/250\/265mm) and enjoy tool-free setup.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eYour trail advantage \u003c\/span\u003e\u003cspan\u003e-\u003c\/span\u003e\u003cspan\u003eScenario 1: Downhill Charge, Maximize compression damping + 250 PSI pressure to stabilize big drops. Rebound set to \"fast\" maintains tire contact on successive roots. Scenario 2: e-MTB Expedition, Preload adjustment firms up the spring for added cargo weight. Lower rebound speed smoothens power delivery on technical climbs.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eSpecs that matter\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMaterial: 6061-T6 Aluminum │ Weight: 885g (190mm) to 1074g (230mm) │ Travel: 50-65mm│ Color: Black\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eUPGRADE YOUR RIDE – ORDER YOUR RCT-2 SHOCK TODAY!\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eNote: Manual measurements may vary slightly. Contact MEROCA Support for bike-specific fit confirmation.\u003c\/span\u003e\u003c\/p\u003e    \u003cp\u003e\u003c\/p\u003e","brand":"MEROCA","offers":[{"title":"Default Title","offer_id":49746736906499,"sku":"B0FHW8KRC6","price":133.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/3031\/2451\/files\/41IoXj93OFL._SX800.jpg?v=1790937682","url":"https:\/\/purrosa.com\/products\/meroca-210mm-adjustable-air-spring-coil-over-shock-absorber-550lbs-off-road-mtb-e-mountain-bike","provider":"Purrosa","version":"1.0","type":"link"}