Auto Spare Parts Front&Rear Brake Disc(Rotor) for OE#34116774985/34116858651

• Being a world leading professional brake parts manufacturer, Winhere produces more than 55 million units of brake discs and 10 million sets of brake pads annually for OEM and IAM. 

• 96%+ car parc coverage of brake discs and brake pads from A to Z for both passenger cars and commercial vehicles. 

• IATF16949, ISO14001, ISO45001, ECE R90, CNAS certificated. 

• National Green Manufacturer and China’s Champion Enterprise awarded by M.I.I.T. and C.F.I.E. 

• National Standard of “Brake Disc for Automobile” GB/T 34422-2017 is led by National Quality Supervision and Inspection Center for automobile parts, Winhere is the responsible drafting company for this national standard.

Core Product Features

1. ECE R90 certified for European aftermarket regulatory compliance

   Manufactured and tested to meet ECE R90 European safety standard. Every production batch passes strict performance validation covering braking efficiency, thermal stability and dimensional tolerance. Fully satisfies legal requirements for road‑going replacement parts in EU markets.

2. Platform‑matched design for Mercedes‑Benz and VW front axle applications

   Hub bore, PCD, offset and overall thickness strictly follow OE parameters for Mercedes‑Benz and VW passenger car series. Direct bolt‑on fitment, no modification required. Material formula is calibrated to match original pad compounds widely used on VAG and Mercedes platforms.

3. Optimized ventilated vane structure for European front‑axle load characteristics

   Specially tuned internal vane geometry for heavy‑weight European sedans and SUVs. Delivers efficient airflow heat dissipation under frequent city braking, highway deceleration and mountain downhill conditions. Reduces thermal deformation risk under high continuous thermal load.

4. High‑performance coated anti‑corrosion treatment

   Coated surface covers hat area, bolt holes and inner chamber. Compared with conventional oil‑temporary anti‑rust method, the permanent coating resists rust during long‑term storage, sea container transit and winter road‑salt exposure. No residual oil contamination for workshop installation.

5. Stress‑relief annealing for European road cyclic thermal stress

   Casting stress is eliminated through annealing process. Greatly lowers warping and cracking risk caused by repeated heating‑cooling cycles, which frequently occurs for European vehicles under heavy urban traffic.

Application Scenarios

1. Daily heavy‑traffic urban driving

   Adapt to frequent start‑stop conditions for Mercedes‑Benz and VW family cars. Maintain quiet and stable braking feedback under high‑frequency city‑style usage.

2. European highway long‑distance travel

   Cope with repeated high‑speed emergency braking. Reliable heat dissipation avoids performance decay during long‑haul driving.

3. Mountain and hilly‑area road conditions

   Handles continuous downhill braking cycles. Resist thermal fading under sustained front‑axle load.

4. Cold winter regions with road salt

   Robust coated anti‑corrosion layer fights erosion from de‑icing salt, snow moisture and wet weather. Well‑suited for Northern and Central European markets.

5. Official‑compliant workshop replacement jobs

   ECE R90 approval makes it legal replacement spare parts for European repair shops, garages and service centres. Meets local inspection requirements for vehicle maintenance.

Buyer‑oriented Perspectives

After‑sales risk control

ECE R90 certification reduces compliance‑related returns and rejections at EU customs. Solve common pain points for Mercedes‑Benz & VW aftermarket: thermal warping, surface rust after stock, brake judder and abnormal noise. Help distributors cut claim rates.

Customs & market access advantage

Possess ECE R90 compliance documentation. Buyers do not face barriers during EU import clearance. This is core competitive advantage versus non‑certified generic brake discs.

Supply‑chain & logistics

Stable batch‑to‑batch metallurgy consistency. Coated anti‑rust performance lowers demand for extra anti‑rust packaging during ocean shipment. Suitable for mixed container loading with other auto spare parts.

Market positioning

Positioned as regulatory‑compliant mid‑high‑end replacement grade for VAG and Mercedes‑Benz car parc. Target wholesalers, importers and repair networks across European aftermarket.

Process control

Complete workflow: casting → stress‑relief annealing → precision CNC machining → surface coating treatment → dynamic balance testing → ECE‑required sample testing → final dimensional 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