EK CHAIN 520RRX NX-Ring 520 Universal ChainRef : EKC00015A / 1129879014

EK 520RRX NX-Ring Chain 520 — manufacturer reference 520RRX-G/G 110 MLJ. Designed for demanding riders, this EK CHAIN with a 520 pitch features a distinctive gold finish and a competition-oriented construction. EK racing chains are used in various categories (JSB1000, Suzuka 8 Hours, ST600, J-GP2, J-GP3, JP250), making it a frequent choice for those seeking a robust transmission part proven in demanding conditions.

• Type: NX-Ring (seal rings)
• Pitch: 520
• Number of links: 110
• Color: Gold / Gold (chain and rivet finishes)
• Weight: 1.56 kg for 100 links
• Relative lifespan: 3500 (for 100 links, manufacturer data)

Suitable for a wide range of uses: quad, urban, motocross, and roadster. Examples of motorcycles often concerned: KTM 690 SMC R (2026), HONDA CRF 300 L (2026), DUCATI 950 HYPERMOTARD SP (2025) — check the pitch, number of links, and sprocket/crown compatibility before installation. Installation, tension adjustment, and regular lubrication are recommended to ensure the longevity of the transmission.