--- product_id: 356964079 title: "520-SO-106 (520 Series) Steel 106 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link" brand: "rk racing chain" price: "5087286₫" currency: VND in_stock: true category: "Rk Racing Chain" url: https://www.desertcart.vn/products/356964079-520-so-106-520-series-steel-106-link-traditional-street store_origin: VN region: Vietnam --- # 106 seamless roller links Heat-treated hi-carbon alloy steel 7700 ft-lbs tensile strength 520-SO-106 (520 Series) Steel 106 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link **Brand:** rk racing chain **Price:** 5087286₫ **Availability:** ✅ In Stock ## Summary > 🔗 Ride Strong, Ride Smooth — The Chain That Keeps You Ahead ## Quick Answers - **What is this?** 520-SO-106 (520 Series) Steel 106 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link by rk racing chain - **How much does it cost?** 5087286₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/356964079-520-so-106-520-series-steel-106-link-traditional-street) ## 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 - • **Power Without Drag:** Advanced Nitrile Butadiene O-rings lock in lubrication, delivering smooth power with zero horsepower loss. - • **Unmatched Durability:** Heat-treated hi-carbon alloy steel ensures long-lasting strength for street and off-road adventures. - • **Precision Engineering:** Seamless rollers and shouldered bushings provide superior wear resistance and consistent performance. - • **Effortless Maintenance:** Includes a clip-type connecting link for quick installation and hassle-free chain management. - • **Optimized for Mid-Range Bikes:** Rated for motorcycles up to 400cc, perfect for the dynamic millennial rider. ## Overview The RK Racing Chain 520-SO-106 is a premium O-ring motorcycle chain crafted from heat-treated hi-carbon alloy steel with 106 seamless roller links. Featuring advanced Nitrile Butadiene O-rings, it seals in lubrication to maximize wear life and power transmission without drag. Rated for bikes up to 400cc, it delivers a tensile strength of 7700 ft-lbs, making it ideal for both street and off-road riders seeking durability and performance. ## Description The 520SO is one of the best O-ring chains in the industry. 520SO chains feature heat treated hi-carbon alloy steel components with seamless rollers and shouldered bushings for strength and durability, and are fitted with O-ring seals. O-ring seals are made from an advanced Nitrile Butadiene composite for maximum performance and wearlife. Nitrile Butadiene O-rings seal in lubrication and deliver smooth power with no O-ring drag or loss of horsepower. Pin Length in mm: 19.9mm. Maximum Wear Life Index: 600. Maximum Tensile in lbs/Ft: 7700lbs/ft. Masterlink Type: Clip. Weight in Lbs per 100 Links: 4.08lbs. Max cc: 400cc Street / 400cc Off-Road. 19.2 Links per foot. 15.875mm Pin to Pin center. 000 miles of street riding or one-year of off-road use.. ## Features - The 520SO is one of the best O-ring chains in the industry - 520SO chains feature heat treated hi-carbon alloy steel components with seamless rollers and shouldered bushings for strength and durability, and are fitted with O-ring seals - O-ring seals are made from an advanced Nitrile Butadiene composite for maximum performance and wear life - Nitrile Butadiene O-rings seal in lubrication and deliver smooth power with no O-ring drag or loss of horsepower - The 520SO has a tensile strength rating of 7700 foot pounds and is rated for bikes up to 400cc ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B007A8OJX4 | | Best Sellers Rank | #84,438 in Automotive ( See Top 100 in Automotive ) #42 in Motorcycle Drive Chains | | Brand Name | RK Racing Chain | | Country Of Origin | Japan | | Customer Reviews | 4.1 4.1 out of 5 stars (4) | | Global Trade Identification Number | 00681319466253 | | Included Components | Connecting Link | | Item Length | 244.84 Millimeters | | Item Type Name | 520SO O-Ring Chain | | Item Weight | 1.72 kg | | Load Capacity | 1.75E+3 Pounds | | Manufacturer | RK Excel America | | Material Type | Alloy Steel | | Model | 520-SO-106 | | Part Number | 520-SO-106 | | Pitch | 15.875 millimeters Millimeters | | Recommended Uses For Product | power transmission in motorcycles | | Specification Met | ANSI B29.1, ISO 606 | | Strand Type | Single | | Tensile Strength | 800 Pounds Per Inch | | UPC | 681319466253 | | Unit Count | 1 Count | ## Product Details - **Brand:** RK Racing Chain - **Item pitch:** 15.875 millimeters Millimeters - **Load capacity:** 1.75E+3 Pounds - **Material:** Alloy Steel - **Recommended uses for product:** power transmission in motorcycles ## Images ![520-SO-106 (520 Series) Steel 106 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link - Image 1](https://m.media-amazon.com/images/I/71vAyJ9jBzL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: What size chain will this fit** A: 520 **Q: Will this fit a 2005 honda crf 450r ??** A: I believe the stock chain for those are 520/114 so yes this should fit **Q: Does the manufacturer specify this as suitable for x type (520xso) chains?** A: Xso.. is an X type chain means o-ring **Q: Does this come with the connecting master clip?** A: Be aware that RK chain master links are a press-fit. Even the clip-style require a you to press the link-plate onto the connecting link pins. If you don't have a chain press tool, you can use a C-clamp and a small socket as a press. Once the link-plate is installed then put on the clip with the rounded closed end in the direction of travel. ## Frequently Bought Together - RK Racing Chain 520-SO-106 (520 Series) Steel 106 Link Traditional Street and Off-Road O-Ring Chain with Connecting Link - JT Sprockets JTR486.42 42T Steel Rear Sprocket , black - JT Sprockets JTF1539.15 15T Steel Front Sprocket , black --- ## 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.vn/products/356964079-520-so-106-520-series-steel-106-link-traditional-street](https://www.desertcart.vn/products/356964079-520-so-106-520-series-steel-106-link-traditional-street) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-05*