EK 520Z3D-150KG 520 Z3D QX2 X-Ring Motorcycle Chain, 150 Links, Black and Gold

EK ThreeD (3D) Premium motorcycle chain is Elegant, Strong, Detailed and Magnificent. It offers the ultimate shape with flexibility and strength. EK Chain set out to produce a premium chain that was as beautiful as it is strong. An impressive outer plate shape that offers a curved form to reduce weight and increase appeal is connected together with inner plates and pins that feature lightening holes to further reduce mass. For Chains with QX2 X-Rings will have a better wear-resistance and performance than standard QX-Rings by 30% resulting in a chain that puts 1% more power to the rear tire.

The EK 520Z3D-150KG ThreeD Premium motorcycle chain combines lightweight construction, efficient power transfer, and distinctive black-and-gold styling. Designed for riders who want dependable performance with a refined appearance, this 520-size chain uses EK’s advanced Z3D plate design to balance strength, flexibility, and reduced mass. The 150-link configuration supports a wide range of motorcycle applications and can be cut to the proper length during installation when required.

EK’s QX2 X-ring sealing technology is engineered to provide improved wear resistance and performance compared with standard QX-ring chains. By helping retain lubricant and limit contamination at the pin and bushing interface, the sealing system supports consistent operation and extended service life when properly maintained. The chain’s shaped outer plates and lightening holes reduce unnecessary weight while preserving the durability needed for demanding street and performance riding.

Manufacturer part number 520Z3D-150KG and vendor part number 693-1450BK, this EK 520 Z3D chain is intended for motorcycles using a 520 chain size and compatible sprocket setup. Confirm the motorcycle’s model, year, chain size, link requirement, and sprocket configuration before purchase. Proper installation, rivet-link selection, alignment, lubrication, and regular tension checks are essential for safe fitment and reliable performance.

Features:

• Size: 520 motorcycle chain with 150 links
• Model: Z3D Premium QX2 X-Ring chain
• Brand: EK
• Manufacturer part number: 520Z3D-150KG
• Vendor part number: 693-1450BK
• Finish: Black and gold
• Sealing system: QX2 X-ring design for enhanced wear resistance and performance
• Plate design: Curved 3D outer plates with lightening holes for reduced weight and distinctive styling
• Performance: Designed to support efficient power transmission, smooth acceleration, and consistent operation
• Construction: Lightweight design engineered to maintain strength and fatigue resistance
• Fitment: For motorcycles equipped with a compatible 520 chain and sprocket configuration; verify model, year, and required link count before installation