{"product_id":"rk-racing-chain-gb520so-130-gold-o-ring-chain-durable-power-transfer","title":"RK Racing Chain GB520SO-130 Gold O-Ring Chain - Durable Power Transfer","description":"\u003cp\u003eIn this review the RK Racing Chain GB520SO-130 is assessed as a practical, value-oriented chain for riders who want dependable power transfer without premium race-level cost. The bottom line: this 520SO O-ring chain is best for low to mid-range motorcycles and ATVs up to about 400cc because it combines a traditional round O-ring design with Nitrite Butadiene seals to preserve lubrication and deliver smooth drivetrain performance with minimal seal drag.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eO-ring construction:\u003c\/strong\u003e Nitrite Butadiene seals trap lubricant effectively so the chain stays greased longer and resists wear in everyday riding conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e520 size:\u003c\/strong\u003e A compact but robust width and strength profile suitable for many street and off-road machines under 400cc for balanced use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTensile strength:\u003c\/strong\u003e A 6,900 lb tensile rating provides predictable durability for typical commuter, dual-sport, and light performance use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded master link:\u003c\/strong\u003e The clip-type connecting link lets most home mechanics install or replace the chain without needing special press tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight and handling:\u003c\/strong\u003e At about 3.39 lbs per 100 links the chain maintains reasonable rotational mass so it does not overly burden smaller engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe GB520SO-130 is aimed at owners of low to mid-range CC motorcycles and ATVs who need a reliable sealed chain for both street and light off-road use; it is especially well suited to machines that came from the factory with sealed chains. Riders seeking straightforward longevity and good value will appreciate the combination of a traditional round link, O-ring lubrication sealing, and a moderate tensile rating.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include riders of high-displacement bikes or machines producing more than about 60 HP, and racers seeking the lightest, highest-performance competition chains - this product is built for durability and value rather than maximum race output.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDurable construction and effective O-ring seals help maintain lubrication and reduce wear over time.\u003c\/li\u003e\n\u003cli\u003eGood value for the price with a 6,900 lb tensile rating that suits common street and off-road needs under 400cc.\u003c\/li\u003e\n\u003cli\u003eIncludes a clip-type master link so many riders can complete installation at home.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFit and ease of installation are mixed in user reports, so some bikes may require careful matching or professional help.\u003c\/li\u003e\n\u003cli\u003eNot intended for high-horsepower or dedicated racing applications above 60 HP.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eChain type\u003c\/td\u003e\n\u003ctd\u003e520 O-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial (seal)\u003c\/td\u003e\n\u003ctd\u003eNitrite Butadiene O-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile strength\u003c\/td\u003e\n\u003ctd\u003e6,900 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax CC rating\u003c\/td\u003e\n\u003ctd\u003e400cc street \/ 400cc off-road\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax horsepower\u003c\/td\u003e\n\u003ctd\u003e60 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.39 lbs per 100 links\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaster link\u003c\/td\u003e\n\u003ctd\u003eClip type included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe GB520SO-130 is a sensible, cost-effective sealed chain for riders of low to mid-range motorcycles and ATVs who value longevity and steady performance. It offers solid durability, easy field service in most cases, and good protection from wear thanks to Nitrite Butadiene O-rings, making it a practical buy for everyday street and mixed off-road riders on machines up to 400cc.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this chain be used off-road?\u003c\/strong\u003e\u003cbr\u003eYes, the 520SO is rated for off-road use up to 400cc and is suitable for mixed street and light off-road riding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the master link included and easy to install?\u003c\/strong\u003e\u003cbr\u003eThe chain ships with a clip-type master link; many users install it themselves but some report mixed ease of fit depending on bike model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this handle high-horsepower bikes?\u003c\/strong\u003e\u003cbr\u003eNo, the chain is designed for up to about 60 HP and is not intended for high-displacement, high-horsepower racing applications.\u003c\/p\u003e","brand":"RK Racing Chain","offers":[{"title":"Default Title","offer_id":48155328938203,"sku":"B0D3887GS2","price":97.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/613iKIlnU6L._AC_SL1100.jpg?v=1768705970","url":"https:\/\/gearmusthave.com\/products\/rk-racing-chain-gb520so-130-gold-o-ring-chain-durable-power-transfer","provider":"GearMustHave","version":"1.0","type":"link"}