EK CHAIN JT 520SRX2 17/40 - Standard Rear Sprocket Chain kitRef : EKC03746A / 3068559

The EK/JT 520SRX2 17/40 - standard sprocket chain kit is designed for riders seeking a reliable final drive for roadster and small sports bikes. Coming from the SRX series, this kit offers a balance between longevity and cost of use, appreciated by many riders.

• Brand: EK CHAIN
• Manufacturer Reference: Not provided
• Configuration: pitch 520, 106 links
• Sprocket: steel, standard version (17/40 for this kit)
• Color: Gold / Gold (chain and links)
• Relative lifespan: 3300 (reference for 100 links)
• Weight: 1.54 kg for 100 links

The kit includes a chain with a pitch of 520, suitable for the indicated gear ratios of 17/40, and a standard steel sprocket for easy and durable installation. The gold finish aids in identification and adds an aesthetic touch to the swingarm. To maintain the reliability of the transmission, ensure proper tension adjustment and regular lubrication: maintenance and inspection of the tensioners will extend the effective lifespan of the setup.

Among common applications, this 520SRX2 is often installed on small sports bikes and roadsters, including several variants of APRILIA RS 125 (1995 and 2005 models mentioned).