--- product_id: 647260617 title: "RK Racing Chain 520-SO-64 (520 Series) Steel 64 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link" brand: "rk racing chain" price: "404.33 DT" currency: TND in_stock: true reviews_count: 8 url: https://www.desertcart.tn/products/647260617-rk-racing-chain-520-so-64-520-series-steel-64 store_origin: TN region: Tunisia --- # 6,900 lbs tensile strength Supports up to 400cc motorcycles Nitrite Butadiene O-ring seal RK Racing Chain 520-SO-64 (520 Series) Steel 64 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link **Brand:** rk racing chain **Price:** 404.33 DT **Availability:** ✅ In Stock ## Summary > 🔗 Ride Strong, Ride Smooth — The Chain That Keeps You Ahead ## Quick Answers - **What is this?** RK Racing Chain 520-SO-64 (520 Series) Steel 64 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link by rk racing chain - **How much does it cost?** 404.33 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/647260617-rk-racing-chain-520-so-64-520-series-steel-64) ## Best For - rk racing chain enthusiasts ## Why This Product - Trusted rk racing chain brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready to Ride:** Includes a clip-type master link for quick, hassle-free installation—get back on the road faster. - • **Smooth Efficiency:** Nitrite Butadiene O-ring seals lock in lubrication, minimizing drag and maximizing horsepower. - • **Lightweight Strength:** At just 3.39 lbs per 100 links, it balances durability with nimble handling. - • **Unmatched Durability:** Withstands an impressive 6,900 lbs tensile strength for relentless performance. - • **Versatile Powerhouse:** Engineered for both street and off-road rides up to 400cc—your all-terrain companion. ## Overview The RK Racing Chain 520-SO-64 is a high-performance steel O-ring chain designed for low to mid-range motorcycles up to 400cc. Featuring a robust 6,900 lbs tensile strength and Nitrite Butadiene O-ring seals, it ensures smooth power delivery with minimal drag. Lightweight yet durable, this chain is perfect for both street and off-road use, complete with a clip-type master link for easy installation. ## Description RK’s traditional round O-ring chain is a convenient blend of performance and affordability. SO’s O-ring is constructed from Nitrite Butadiene to seal in lubrication and deliver smooth power with minimal seal ring drag or loss of horsepower. 520SO chains are suitable for low to mid-range CC motorcycles that came from the factory with sealed chains. 520SO can be used for both on street and off-road up to 400ccs. Tensile Strength: 6,900 lbs; Max CC Rating: 400cc Street, 400cc Off-road/ATV; Max Horsepower: 60 HP; Weight per 100 Links: 3.39 lbs; Max Chain Width: 21.7mm; Master Link Included: Clip type. ## Features - RK’s traditional round O-ring chain is a convenient blend of performance and affordability - SO’s O-ring is constructed from Nitrite Butadiene to seal in lubrication and deliver smooth power with minimal seal ring drag or loss of horsepower - 520SO chains are suitable for low to mid-range CC motorcycles that came from the factory with sealed chains - 520SO can be used for both on street and off-road up to 400ccs - Tensile Strength: 6,900 lbs; Max CC Rating: 400cc Street, 400cc Off-road/ATV; Max Horsepower: 60 HP; Weight per 100 Links: 3.39 lbs; Max Chain Width: 21.7mm; Master Link Included: Clip type ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B00BS8D4YW | | Best Sellers Rank | #32,712 in Automotive (See Top 100 in Automotive) #32 in Powersports Drive Chains | | Brand | RK Racing Chain | | Customer Reviews | 4.6 4.6 out of 5 stars (1,486) 4.6 out of 5 stars | | Date First Available | March 8, 2013 | | Exterior | Steel | | Item Model Number | 520SO-64 | | Item Weight | 2.38 pounds | | Manufacturer | RK Excel America | | Manufacturer Part Number | 520SO-64 | | Model | 520SO | | Product Dimensions | 10.25 x 4.75 x 1 inches | ## Images ![RK Racing Chain 520-SO-64 (520 Series) Steel 64 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link - Image 1](https://m.media-amazon.com/images/I/613ynJqLF8L.jpg) ![RK Racing Chain 520-SO-64 (520 Series) Steel 64 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link - Image 2](https://m.media-amazon.com/images/I/81xT+XntTLL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great chain!!! *by on Reviewed in the United States June 13, 2026* Great solid chain!!!Easy to install, Great price, and looks great on 80's Suzuki 4 wheeler.Still working great 2 years later!!! ### ⭐⭐⭐⭐⭐ Nice master link *by on Reviewed in the United States August 3, 2026* Very nice quality, Japanese made. I’m very happy with it ### ⭐⭐⭐⭐⭐ A Superior Upgrade *by on Reviewed in the United States August 21, 2025* This RK Racing Chain is an excellent product from a top-tier brand. Unlike the original equipment manufacturer (OEM) chain on my motorcycle, which stretched and required frequent adjustments, this chain has held up perfectly.The 520-SO series uses traditional O-rings to seal in lubricant, which keeps the chain running smoothly and significantly reduces maintenance. The result is a much safer and more effective chain with very little slack or wear, even after extensive use.I am absolutely pleased with this chain and its performance. It’s a durable, long-lasting product that makes a noticeable difference and provides peace of mind on the road. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/647260617-rk-racing-chain-520-so-64-520-series-steel-64](https://www.desertcart.tn/products/647260617-rk-racing-chain-520-so-64-520-series-steel-64) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-10*