EK CHAIN 525ZVX3 NX-Ring 525 Universal ChainRef : EKC00258A / 1129883041

The EK 525ZVX3 NX-Ring 525 chain is a high-end final drive solution from EK CHAIN, designed for demanding road and off-road use. ZVX Series: a robust construction intended for high-displacement motorcycles and heavily stressed machines (roadsters, motocross, quads, or urban use), with a focus on the rigidity and longevity of the links.

• Manufacturer reference: 525ZVX3-STL 100 MLJ
• Type: 525 transmission chain, NX-Ring
• Number of links: 100
• Color: Steel / Steel
• Weight: 2.05 kg (for 100 links)
• Relative lifespan: 4000 (based on 100 links)

The presence of NX-Ring seals ensures tightness between the links and helps maintain the lubricating film, while the ZVX design emphasizes tolerance and finishing suitable for high torque constraints. Ideal for replacing an original chain with a pitch of 525, it fits compatible final drives and is aimed at riders seeking reliability and robustness for sporty or utilitarian riding.

Examples of compatible models (525 pitch chain):

• KTM 1390 SUPER DUKE R EVO (2025)
• TRIUMPH SPEED TRIPLE 1200 RS (2025)
• DUCATI DIAVEL V4 (2025)

To preserve the lifespan of the chain: check the tension, lubricate regularly, and inspect the links and sprocket/chainring during maintenance.