{"product_id":"did-520ert3-118-gold-118-link-high-performance-racing-chain","title":"DID 520ERT3-118 Gold 118 Link High Performance Racing Chain","description":"\u003cp\u003eIn this review the DID 520ERT3-118 Gold racing chain is examined for riders who need a high-performance non-O-ring drive chain for aggressive track or off-road use. The single biggest reason to consider this chain is its improved shock resistance and tensile strength over the prior generation while retaining similar weight, which matters for racers chasing reliability without added rotational mass. The review highlights construction details and real customer impressions so you can decide if this 118-link set fits your application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced anti-shock performance:\u003c\/strong\u003e The chain delivers approximately 25% greater anti-shock resistance versus the previous generation, helping reduce failures under sudden loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigher tensile strength:\u003c\/strong\u003e With about a 5% increase in tensile strength, the chain withstands heavier pulling forces typical of racing and high-power applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDH pin treatment:\u003c\/strong\u003e Pins receive a hard chromium carbide surface with a softer core to absorb impact without sacrificing fatigue resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold-formed solid bushing technology:\u003c\/strong\u003e Bushings are formed for high wear resistance and a smooth, round surface that improves wear life and rolling consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded connecting link:\u003c\/strong\u003e The set ships with a clip-style RJ master link for field installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight for performance:\u003c\/strong\u003e Tensile and shock improvements are achieved without increasing the overall weight of the chain, preserving handling and acceleration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe DID 520ERT3-118 is best suited for serious motocross and racing riders or any enthusiast running high-revving, high-torque engines who want a durable, performance-oriented non-O-ring chain. Racers who prioritize reduced rotational mass and improved shock tolerance will appreciate the SDH pin treatment and cold-formed bushings.\u003c\/p\u003e\u003cp\u003eCasual street riders or those who prefer low-maintenance O-ring chains for everyday commuting may want to look elsewhere, since this is a non-O-ring racing chain intended for frequent inspection and lubrication and for users who accept that tradeoff for performance gains.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSignificantly improved anti-shock performance compared with the prior model, reducing risk of sudden failures.\u003c\/li\u003e\n\u003cli\u003eHigher tensile strength provides added security for high-power applications.\u003c\/li\u003e\n\u003cli\u003eSDH pin treatment and cold-formed bushings give a durable wear surface and smooth rolling action.\u003c\/li\u003e\n\u003cli\u003eIncludes a clip-style connecting link for installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome customers report mixed durability in very harsh conditions, with isolated reports of short service life.\u003c\/li\u003e\n\u003cli\u003eSeveral buyers noted the master link was missing on arrival in some cases, requiring replacement purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e520ERT3-118 Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinks\u003c\/td\u003e\n\u003ctd\u003e118 links\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Length\u003c\/td\u003e\n\u003ctd\u003e176 mm (0.693 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Diameter\u003c\/td\u003e\n\u003ctd\u003e5.34 mm (0.21 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlate Thickness\u003c\/td\u003e\n\u003ctd\u003eInner 2.0 mm, Outer 2.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.36 kg per 10 links (13.6 kg per 100 links listed as 136 kg per 100 links in source)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile Strength\u003c\/td\u003e\n\u003ctd\u003e370 kN (8,300 lbs.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe DID 520ERT3-118 Gold chain is a strong choice for racers and performance riders who need improved shock tolerance and slightly higher tensile strength without added weight. It offers advanced pin treatment and solid bushing construction that extend wear life, though potential buyers should confirm the master link is included and be mindful that non-O-ring chains require regular maintenance. For its target use it represents good value for performance-focused applications.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs the master link included?\u003c\/strong\u003e\u003cbr\u003eThe product description states a clip-style RJ master link is included, but several customers have reported receiving sets without the link, so check contents on delivery.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this an O-ring chain?\u003c\/strong\u003e\u003cbr\u003eNo, the 520ERT3-118 is a non-O-ring racing chain designed for lower friction and lighter weight, which requires more frequent lubrication.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does the SDH pin treatment help?\u003c\/strong\u003e\u003cbr\u003eThe SDH treatment hardens the pin surface with a chromium carbide layer while keeping the core softer to absorb impact, improving shock resistance and fatigue life.\u003c\/p\u003e","brand":"DID","offers":[{"title":"Default Title","offer_id":48186164445403,"sku":"B079V69TC9","price":84.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/819axXzDQ_L._AC_SL1500.jpg?v=1769486918","url":"https:\/\/gearmusthave.com\/products\/did-520ert3-118-gold-118-link-high-performance-racing-chain","provider":"GearMustHave","version":"1.0","type":"link"}