EK/PBR 520RRX Chain Kit 15/43 - Standard Sprocket by EK CHAIN, a performance-oriented kit for demanding riders. The racing chain 520RRX features a gold/gold finish that highlights the look and quality of the transmission, while the standard steel sprocket ensures robustness and longevity both on the road and in sports use.
- Type: 520 Chain Kit (sprocket 15 / sprocket 43)
- Number of links: 112
- Color: Gold / Gold
- Sprocket material: Steel
- Durability index: 3500 (for 100 links, comparative value)
- Weight: 1.56 kg / 100 links
Designed from highly durable materials, the EK chain comes from the racing range used in competition. This kit is suitable for roadsters and is referenced for several Kawasaki Ninja ZX‑6R models (2020–2025 models listed), offering a 15/43 gear ratio that favors acceleration and responsiveness in the low to mid RPM range.
Easy to install for a DIY mechanic familiar with chain maintenance, this kit requires adjustment of the slack and regular lubrication to maintain its performance and limit wear. Ideal for those looking for a robust transmission with a refined look and finish, without unverified technical promises.