EK Chain 525ZN/3D
The EK 525ZN/3D is a premium drive chain from the THREE D Street / Supersport Z Series, engineered to handle the extreme torque of modern large-displacement motorcycles. Its precision-forged 3D plate design combines maximum strength, reduced weight, and high transmission efficiency. The ZN surface treatment provides additional corrosion protection, making the 525ZN/3D a top-tier choice for high-performance street and supersport bikes.
Technical Features
- 525 chain pitch – reinforced design for high-performance street and supersport motorcycles
- Z-Series THREE D – developed for maximum durability under extreme loads
- Precision forged 3D plates with reduced outer volume for minimized stress and optimal strength-to-weight ratio
- Chamfered outer plate – lightweight design with premium aesthetics, approx. 10% weight reduction
- Drilled pins – reduced material for approx. 5–7% weight savings
- Chamfered inner plate – optimized for efficiency and smooth operation, approx. 4.1% weight reduction
- Improved transmission efficiency through high part precision and accurate assembly
- ZN coating (zinc finish) for excellent corrosion and weather protection
- Award-winning design: Good Design Award 2009
- Ideal for high-torque motorcycles requiring low weight and maximum durability
Technical Specifications – 525ZN/3D
- Pin length: 23.10 mm
- Inner plate thickness: 2.2 mm
- Outer plate thickness: 2.4 mm
- Tensile strength: 44.6 kN
- Weight: 2.10 kg per 100 links
- Wear index (Std. 10=100): 3,200
- Seal type: QX2
- Max engine capacity: 1,200 cc (Street), not recommended for Off-Road
- Chain links: 126
- Chain pitch: 525
- Use: Road
- Chain Color: Chromed
- Connecting link: Pin rivet
- Quality: Premium
- Seals: With seals
- EK Chain Type: ZN/3D
- Tensile Strength (kN): 44.5
- Relative wear life (per 100 links): 4000
- Weight (kg/100 links): 1.85
- Colours: Chrome / Chrome
- Number of links: 126 Links
- Chain links: 126
- Chain pitch: 525
- Use: Road
- Chain Color: Chromed
- Connecting link: Pin rivet
- Quality: Premium
- Seals: With seals
- EK Chain Type: ZN/3D
- Tensile Strength (kN): 44.5
- Relative wear life (per 100 links): 4000
- Weight (kg/100 links): 1.85
- Colours: Chrome / Chrome
- Number of links: 126 Links
