The EK 525Z3D-150C ThreeD Premium motorcycle chain is designed for riders seeking a strong, lightweight, and refined drivetrain component. This 525-size chain features EK’s distinctive 3D plate design, which uses a curved outer plate profile to reduce weight while maintaining the strength required for demanding motorcycle applications. The chrome finish adds a clean, polished appearance and supports the chain’s premium presentation.
Equipped with QX2 X-Ring sealing technology, the EK 525Z3D-150C delivers improved wear resistance and performance compared with standard QX-Ring chains. Its sealing design helps retain lubrication while limiting contamination at the pin and bushing interfaces, supporting smooth operation and extended service life. The 150-link configuration is suitable for replacement or custom motorcycle drivetrain applications when matched to the manufacturer’s required chain size and link count.
Every component is engineered to balance durability, transmission efficiency, and reduced mass. Lightening holes in the inner plates and pins help minimize weight, while the reinforced construction is intended to resist fatigue without creating an unnecessarily heavy chain. The result is a chain that supports smooth acceleration, efficient power transfer, and dependable performance for street, sport, touring, and other compatible motorcycle applications. Confirm fitment with the motorcycle manufacturer or drivetrain specifications before installation, including chain size, required link count, sprocket compatibility, and any adjustment requirements.
This product is manufactured by EK Chain and is identified by manufacturer part number 525Z3D-150C and vendor part number 693-1550C. Professional installation and proper riveting, alignment, lubrication, and tension adjustment are recommended for safe and reliable operation.
Features:
- Size: 525 motorcycle chain with 150 links
- Model: ThreeD Premium Z3D QX2 X-Ring chain
- Brand: EK
- Manufacturer Part Number: 525Z3D-150C
- Vendor Part Number: 693-1550C
- Construction: Lightweight 3D-designed plates with a curved outer profile
- Sealing: QX2 X-Ring technology for improved wear resistance and performance
- Performance: Designed for efficient power transmission and smooth acceleration
- Durability: Reinforced construction engineered to resist fatigue and reduce initial stretch
- Finish: Chrome finish with a clean, premium appearance
- Fitment: Intended for compatible motorcycles using a 525-size chain and matching sprocket configuration