ATE 603803 Disc Brake Pad Set - Rear

Reliable Disc Brake Pads for BMW Models

The ATE Original Disc Brake Pads 603803 provide consistent braking performance for select BMW vehicles. Designed with semi-metallic friction material and steel backing, these pads ensure durability and effective stopping power for models like the BMW M3, 525i, and 740i.

• Semi-metallic friction material for balanced performance and wear resistance
• Outer and inner pad friction material thickness of 17.30 mm
• Steel backing plate with integrally molded friction material attachment
• Prepared for pad wear sensor but sensor not included
• ECE-R90 certified for safety and quality compliance
• Set includes 4 disc brake pads compatible with specific BMW models

About ATE Original Disc Brake Pads

The ATE Original Disc Brake Pads line is engineered to meet strict quality and safety standards, including ECE-R90 certification. This product line focuses on delivering reliable braking performance with semi-metallic friction materials and robust steel backing plates. The pads are designed for direct replacement, maintaining the original braking characteristics of your BMW vehicle.

Product Details and Specifications

Part number 603803 features a friction material thickness of 17.30 mm on both inner and outer pads, providing substantial material for extended service life. The pads measure 123.00 mm in width and 44.90 mm in height, fitting precisely on compatible BMW disc brake systems. The friction material is integrally molded to the steel backing plate, ensuring structural integrity and consistent braking response. While the pads are prepared for a wear sensor, the sensor itself is not included, and no mounting hardware or shims are provided with this set.

Compatible BMW Models and Applications

• BMW Z3
• BMW M3
• BMW 525i
• BMW 535i
• BMW 740i and 740iL
• BMW 750iL
• BMW M5
• BMW 735i and 735iL

Common Issues Addressed by These Brake Pads

• Reduced braking efficiency due to worn pads
• Brake noise caused by uneven pad wear
• Vibration or pulsation during braking
• Brake fade under normal driving conditions
• Maintaining proper brake pad thickness for safety

Installation Notes and Tips

When installing the ATE Original Disc Brake Pads 603803, ensure the brake system is clean and free of debris. Since mounting hardware and shims are not included, reuse existing components if they are in good condition or replace separately as needed. The pads are prepared for wear sensors, so verify sensor compatibility with your vehicle. Proper bedding-in of the new pads is recommended to achieve optimal braking performance.

Quality Assurance and Certification

These brake pads are ECE-R90 certified, meeting European safety and performance standards for replacement brake components. The ATE Original Disc Brake Pads line is known for consistent manufacturing quality and reliable braking characteristics. While no specific warranty information is provided, the certification ensures compliance with industry requirements for safety and durability.