EK CHAIN 520SRX2 QX-Ring 520 Universal ChainRef : EKC00076A / 1129880043

EK 520SRX2 QX-Ring Chain 520 — manufacturer reference: 520SRX2-STL 114 MLJ

The SRX series from EK CHAIN offers a pragmatic compromise between robustness and cost, favored by motocross, roadster, and urban riders. This 520SRX2 model with a 520 pitch incorporates QX-Ring seals for improved sealing around the rollers, limiting lubricant leakage and dirt penetration into the links.

• Number of links: 114 — ready to be adjusted upon installation.
• Color: Steel / Steel — raw and functional finish.
• Relative lifespan (for 100 links): 3300 — relative wear indicator provided by the manufacturer.
• Weight: 1.54 kg / 100 links — useful mass to consider for the entire transmission.

Designed for versatile use, the 520SRX2 is suitable for quads, urban trails, motocross bikes, and roadsters. Examples of compatible models (2026):

• GAS GAS SM 700 (700 cc)
• KTM 690 SMC R (690 cc)
• YAMAHA YZ 450 F (450 cc)

Before installation, check the compatibility of the sprocket/crown and the necessary length. Proper lubrication and regular tension checks will extend the lifespan of the chain. EK CHAIN offers a reliable solution for those seeking a solid, easy-to-maintain transmission suitable for various uses.