At DMG Motorsports, we present the D.I.D 520ERT3 Clip Master Link (RJ520ERT3) — the essential replacement connecting link engineered specifically for D.I.D's legendary 520ERT3 racing chain. Whether you're closing up a fresh chain install, swapping gearing, or keeping a spare on hand for race-day emergencies, this genuine D.I.D clip-style link ensures your drivetrain stays connected with factory-level reliability. D.I.D's 520ERT3 is the #1 selling motocross chain and is used by factory race teams such as Monster Energy Kawasaki, Star Racing Yamaha, Honda HRC, Troy Lee Designs/Red Bull GasGas, Red Bull KTM, Factory HEP Suzuki and more, and because of its strength/weight ratio, this is the go-to chain for riders across a multitude of racing disciplines, especially among the 250 class. This clip-type link is built to match that same race-proven performance, giving you a fast, reliable, tool-friendly way to close your chain loop without sacrificing strength.

Features:

• Genuine D.I.D RJ520ERT3 clip-style (RJ) master link, designed exclusively for the 520ERT3 series racing chain
• Clip connecting link for 520 ERT3 Series Exclusive Racing Chain, 520 chain size, gold-finished drive chain component
• Replacement master link for D.I.D 520 ERT3 series gold motocross chain; fits ONLY the 520 ERT3 chain and will not fit older ERT2 model chains
• RJ clip-style master link makes for easy chain maintenance on your dirt bike or ATV
• Matches the 520ERT3 chain's 25% greater anti-shock performance and 5% higher tensile strength over the previous generation Ert2 chain without increasing the weight of the chain
• Gold finish complements the factory-look appearance of the D.I.D ERT3 chain line
• Sold individually — ideal as a spare for gearing changes or trailside emergencies
• Backed by D.I.D, the trusted name in OEM and racing drive chains for motorcycles and ATVs