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Drivetrain› Belt and Chain Drive

RK Racing

RX-Ring Motorcycle Drive Chain

$134.95 $100.90 Save $34.05

SKU: GB520XSO-120

Special Order
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The RK Racing GB520XSO-120 is a motorcycle drive chain featuring RK's proprietary "RX-Ring" seal design. This chain has two lubrication pools and seal points for enhanced performance. It offers quality, performance, and value for most applications.

Key features include a proprietary RX-Ring, a tensile strength of 8,300 lbs, and suitability for 750cc street and off-road motorcycles.
Show original supplier description
The RK Racing GB520XSO-120 is a motorcycle drive chain engineered with RK's proprietary "RX-Ring" seal design. This advanced seal technology provides two lubrication pools and seal points, offering superior performance compared to standard O-ring designs. The chain is constructed for quality, performance, and value, suitable for a wide range of riding applications. With a robust tensile strength of 8,300 lbs, this 520 XSO chain is designed to withstand the rigors of both street and off-road use for motorcycles up to 750cc. It comes with both clip and rivet type master links, offering flexibility during installation. RK chains are known for their quality and performance, providing unbeatable value for riders who demand reliability without the highest price tag. This chain is an excellent upgrade for those looking to enhance their motorcycle's drivetrain.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandRK Racing
Part NumberGB520XSO-120
CategoryDrivetrain
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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