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OE#51712G2000/51712G2100/YH22174
Private Label, Customized Label
8708309990
Company Profile

Products

• Elantra. Tucson. Sonata. K3. Sportage. Niro. These are the vehicles that fill driveways and parking lots across the globe. They are the family cars, the commuters, the vehicles that start every morning and run errands every evening. Their brakes do not need to be exotic. They need to be reliable. They need to last. And they need to stop the car every time, without drama, without pulsation, without the corrosion that turns a simple brake job into a battle. This disc was built for those vehicles. 280mm in diameter. 22mm thick. Painted. Ventilated. And engineered to deliver exactly what Hyundai and Kia owners expect: dependable performance at a fair price.
• The coating on this disc is not a marketing feature. It is a practical solution to a real problem. Uncoated discs rust. The rust attacks the hub, the edge, the non-friction surfaces. The rust bonds the disc to the wheel flange, turning a straightforward brake job into a fight with penetrating oil and a hammer. The painted coating on this disc prevents that bonding. It seals the metal against moisture, road salts, and the alkaline dust that accumulates during driving. The disc stays removable. The brake job stays simple. And the appearance remains clean, without the rust bleed that can stain alloy wheels.
• The coating is eco-friendly and nickel-free—a detail that matters for drivers who consider the environmental impact of their vehicle maintenance. The coating has been tested for 500 hours in salt spray conditions, simulating years of exposure to coastal humidity and winter road salts. No significant corrosion was observed. The disc emerges from the test looking as clean as it did when it was new, with no pitting, no scaling, and no degradation of the friction surface.
• The high-strength cast iron base material provides the structural integrity that Hyundai and Kia vehicles require. After quenching heat treatment, the disc achieves a hardness of HRC 30-34—hard enough to resist the scoring and grooving that can occur during aggressive braking, yet ductile enough to absorb the thermal expansion that occurs during repeated stops. The material does not warp, does not crack, and does not develop the thickness variation that causes pedal pulsation. For drivers who put miles on their vehicles, this durability translates directly to longer service intervals and lower maintenance costs.
• The ventilated design of this disc increases heat dissipation efficiency by 30% compared to solid discs. The internal vanes pull air through the rotor core, carrying heat away from the friction surfaces. The disc stays cooler during long descents, during repeated stops, during the kind of driving that tests a brake system's thermal limits. The cooler the disc runs, the less fade it experiences. The less fade it experiences, the more consistent the stopping power. For drivers who navigate mountain roads or who simply drive with the enthusiasm that Hyundai and Kia's sporty models encourage, this thermal management is a genuine advantage.
• The friction surface of this disc has been precision-machined to achieve a stable coefficient of friction between 0.38 and 0.42. That range is not arbitrary; it is the sweet spot where braking response is linear and controllable, without the grabby engagement that can make braking feel abrupt. The dynamometer testing that ECE R90 certification requires has validated this friction stability, confirming that the disc delivers consistent stopping power across a range of speeds, temperatures, and pressures. For drivers who value predictability in their braking system, this stability is essential.
• The dynamic balancing of this disc is precise, ensuring smooth rotation without vibration. The damping structure integrated into the disc reduces the squeal probability during braking, contributing to a quieter cabin environment. For drivers who spend hours on the road, this noise reduction is not a luxury; it is a comfort that reduces fatigue and enhances the driving experience.
• The compatibility of this disc with Hyundai and Kia's ABS and ESP systems is complete. The disc does not interfere with the electronic control systems that manage braking force distribution and stability control. It integrates seamlessly, preserving the factory braking logic that Hyundai and Kia engineers developed. For workshops, this means fewer installation complications and fewer customer complaints. For drivers, it means the brakes work as the vehicle's designers intended.
• The ECE R90 certification confirms that this disc meets the braking performance standards for European aftermarket use, with documented dynamometer testing for friction coefficient, speed sensitivity, and thermal stability. The IATF 16949-certified production facility ensures consistent quality and dimensional accuracy. Whether destined for an Elantra in North America, a Sportage in Europe, or a Sonata in Asia, this disc arrives with the traceability and documentation that professional buyers require—a painted front brake component engineered for the practical demands of Hyundai and Kia drivers worldwide.
OEM front-coated brake discs custom-engineered for Hyundai and Kia models, precisely tailored for mainstream vehicles including Elantra, Tucson, Sonata, K3, Sportage, and Niro. Developed in strict adherence to original equipment manufacturer (OEM) standards, featuring identical mounting holes and dimensions to factory parts for direct installation without modification. Compatible with ABS/ESP electronic control systems, suitable for both urban commuting and long-distance travel, offering a cost-effective aftermarket replacement option.
Core features include an eco-friendly pre-coated process with a nickel-free anti-rust coating on the disc surface. Passing 500 hours of salt spray testing without corrosion, these discs require no additional cleaning during installation and maintain a long-lasting, polished appearance. Paired with a high-strength cast iron base material, it achieves a hardness of HRC 30-34 after quenching treatment, delivering excellent impact resistance. Combined with a ventilated disc design, heat dissipation efficiency is increased by 30%, effectively suppressing thermal fade during long descents or frequent braking.
Certified under ECE R90 EU safety standards, dynamic friction and thermal fatigue tests confirm a stable friction coefficient of 0.38-0.42, delivering linear and controllable braking response. Precise zoning of the front coating and friction surface improves wear uniformity by 20%, matching OEM lifespan. Dynamically balanced rotors with damping structures significantly reduce squeal probability during braking, balancing safety with driving quietness.
Delivering OEM-grade quality at an affordable price. Whether for rust prevention in coastal humid environments or high-frequency urban use, it provides stable performance, achieving the optimal balance between quality and cost.
Test and Inspection

100% critical dimensions, runout and DTV inspection
Material physical and chemical inspection
Test shear strength, compressibility, density, flatness and parallelism
Test performance and noise/NVH
Catalogue

Certifications

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Tel: 0086-532-85761111 | Fax: 0086-532-85768370 | Email: autoparts@winhere.com.cn
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