{"product_id":"sirris-r38-shock-e-ride-pro-ss-3-0","title":"Sirris R38 Shock: E Ride Pro SS 3.0","description":"\u003cp\u003eThe Sirris R38 Rear Shock upgrade brings true motocross-inspired suspension technology to the E Ride Pro SS 3.0. Based on the proven Sirris R46 platform, the R38 features oversized internal architecture, massive oil flow, and an advanced 2-Stage Compression (2SC) damping system for exceptional control, consistency, and durability on aggressive trails, jumps, and high-speed terrain.\u003c\/p\u003e\n\u003cp\u003eUnlike typical mountain bike-based e-moto shocks, the R38 Shock is engineered specifically for the demands of lightweight electric dirt bikes. Independent high-speed and low-speed compression adjustment, rebound adjustment, and spring preload allow riders to fine-tune suspension performance for any riding style or terrain.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned specifically for the E Ride Pro SS 3.0\u003c\/li\u003e\n\u003cli\u003eMoto-inspired R46 internal architecture in a compact chassis\u003c\/li\u003e\n\u003cli\u003eIndependent high-speed and low-speed compression adjustment (2SC)\u003c\/li\u003e\n\u003cli\u003eTool-free rebound adjustment and spring preload adjustment\u003c\/li\u003e\n\u003cli\u003eHigh-flow 38mm piston for consistent damping and reduced fade\u003c\/li\u003e\n\u003cli\u003eLarge 16mm hollow hard-chromed shaft for maximum strength\u003c\/li\u003e\n\u003cli\u003eType III hard anodized aluminum body with ACME threads\u003c\/li\u003e\n\u003cli\u003eCMX (Compact Motocross Tune) optimized for aggressive off-road riding\u003c\/li\u003e\n\u003cli\u003ePairs perfectly with the \u003cstrong\u003e\u003ca href=\"https:\/\/darwinev.com\/products\/sirris-f43-fork-cmx-tune-e-ride-pro-ss-3-0\"\u003eSirris F43 CMX Fork: E Ride Pro SS 3.0\u003c\/a\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The original factory E Ride Pro SS 3.0 linkage is \u003cstrong\u003enot compatible\u003c\/strong\u003e with the Sirris R38 Shock. The R38 requires the \u003cstrong\u003e\u003ca href=\"\/products\/prickly-linkage-sirris-r38-shock-e-ride-pro-sr-3-0\"\u003ePrickly Sirris R38 Linkage Kit\u003c\/a\u003e\u003c\/strong\u003e. The Prickly Linkage raises the rear of the bike approximately 25mm to properly accommodate the larger R38 shock.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 289mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 78mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Type:\u003c\/strong\u003e Piggyback, steel spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.3 lbs (1.5 kg) without spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Speed Compression:\u003c\/strong\u003e 18 clicks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Compression:\u003c\/strong\u003e 24 clicks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebound:\u003c\/strong\u003e 24 clicks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Preload:\u003c\/strong\u003e Adjustable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpring Options\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMedium: 140 lbs - 180 lbs (80 N\/mm spring)\u003c\/li\u003e\n\u003cli\u003eHeavy: 180 lbs - 220 lbs (90 N\/mm spring)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eE Ride Pro SS 3.0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eImportant Notes:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRequires the \u003cstrong\u003e\u003ca href=\"\/products\/prickly-linkage-sirris-r38-shock-e-ride-pro-sr-3-0\"\u003ePrickly Sirris R38 Linkage Kit\u003c\/a\u003e\u003c\/strong\u003e (sold separately).\u003c\/li\u003e\n\u003cli\u003eStock E Ride Pro SS 3.0 linkage is not compatible.\u003c\/li\u003e\n\u003cli\u003eOptional \u003ca href=\"https:\/\/darwinev.com\/products\/sirris-drop-clamp-cmx\"\u003e\u003cstrong\u003eCMX Dork Drop Clamp\u003c\/strong\u003e\u003c\/a\u003e is recommended to maintain balanced chassis geometry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSuspension Tuning Recommendations\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; max-width: 600px; height: 240.4px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 48.0833px;\"\u003e\n\u003cth style=\"width: 71.7047%; height: 48.0833px;\"\u003eR38 Shock\u003c\/th\u003e\n\u003cth style=\"width: 14.2355%; height: 48.0833px;\"\u003eMedium\u003c\/th\u003e\n\u003cth style=\"width: 13.3568%; height: 48.0833px;\"\u003eHeavy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 48.0833px;\"\u003e\n\u003ctd style=\"width: 71.7047%; height: 48.0833px;\"\u003eCompression Setting\u003c\/td\u003e\n\u003ctd style=\"width: 14.2355%; height: 48.0833px;\"\u003eLSC 16 \/ HSC 12\u003c\/td\u003e\n\u003ctd style=\"width: 13.3568%; height: 48.0833px;\"\u003eLSC 14 \/ HSC 12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 48.0833px;\"\u003e\n\u003ctd style=\"width: 71.7047%; height: 48.0833px;\"\u003eRebound Setting\u003c\/td\u003e\n\u003ctd style=\"width: 14.2355%; height: 48.0833px;\"\u003e9\u003c\/td\u003e\n\u003ctd style=\"width: 13.3568%; height: 48.0833px;\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 48.0833px;\"\u003e\n\u003ctd style=\"width: 71.7047%; height: 48.0833px;\"\u003eSpring Rate \u003cspan style=\"font-size: .8em;\"\u003e(N\/mm, lb\/in)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 14.2355%; height: 48.0833px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"width: 13.3568%; height: 48.0833px;\"\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 48.0667px;\"\u003e\n\u003ctd style=\"width: 71.7047%; height: 48.0667px;\"\u003ePreload Setting \u003cspan style=\"font-size: .8em;\"\u003e(mm)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 14.2355%; height: 48.0667px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"width: 13.3568%; height: 48.0667px;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; max-width: 600px; height: 254.8px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"height: 19.6px;\"\u003eF43 CMX Fork\u003c\/th\u003e\n\u003cth style=\"height: 19.6px;\"\u003eMedium\u003c\/th\u003e\n\u003cth style=\"height: 19.6px;\"\u003eHeavy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eRider Weight (lbs) (No Gear)\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e140-180\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e180-220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eSpring Rate (N\/mm)\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e3.6\/3.6\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e4.0\/3.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eFork Height in Upper Clamp (mm)\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e6.5\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e6.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eCompression Setting\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e15\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eRebound Setting\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e17\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003ePreload Setting (mm of preload R and L fork legs)\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e4\/4\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e4\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eOil Volume (Bath Oil)\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e100cc\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e110cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eOil Weight* (bath\/cartridge)\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e20\/5\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e20\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eHeadset Spacer \u003cspan style=\"font-size: .8em;\"\u003e1mm thick washer beneath seal, PN 430-38-017\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; height: 19.6px;\" colspan=\"2\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eSteerer Spacer \u003cspan style=\"font-size: .8em;\"\u003e5mm thick above top clamp \/ beneath top cap\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; height: 19.6px;\" colspan=\"2\"\u003e430-38-018 x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eCaliper Bracket\u003c\/td\u003e\n\u003ctd style=\"text-align: center; height: 19.6px;\" colspan=\"2\"\u003e430-22-034, 99.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eWheel Spacers\u003c\/td\u003e\n\u003ctd style=\"text-align: center; height: 19.6px;\" colspan=\"2\"\u003e430-22-016 x2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Sirris","offers":[{"title":"Medium (140 - 180 lbs)","offer_id":52145544659240,"sku":"SIR-R38-ER3-M","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Heavy (180 - 220 lbs)","offer_id":52145544692008,"sku":"SIR-R38-ER3-H","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/0688\/5160\/files\/Sirris-R38-Shock-2.jpg?v=1784771369","url":"https:\/\/darwinev.com\/products\/sirris-r38-shock-e-ride-pro-ss-3-0","provider":"Darwin EV","version":"1.0","type":"link"}