Zimmermann 400.3698.20 Disc Brake Rotor - Front

Overview of Zimmermann Disc Brake Rotor 400.3698.20

The Zimmermann disc brake rotor 400.3698.20 is engineered for precision braking performance on select Mercedes-Benz models. Designed with a slotted and perforated surface, this rotor enhances heat dissipation and braking consistency for vehicles like the GL63 AMG and GLE63 AMG.

• High-carbon machining for durability and heat resistance
• Slotted and perforated brake disc type for improved cooling
• Coated surface to reduce corrosion and extend service life
• 390 mm outer diameter with 36 mm thickness for robust braking
• Compatible bolt hole circle diameter of 112 mm with 8/5 hole arrangement
• Hub bore diameter of 67 mm ensuring precise fitment
• Minimum thickness of 34 mm to maintain safety standards
• Weight of 17.8 kg balancing strength and performance

Technical Details and Specifications

This Zimmermann disc brake rotor (part number 400.3698.20) features a high-carbon machining process that enhances rotor strength and resistance to thermal stress. The slotted and perforated design improves brake pad bite and helps dissipate heat more effectively, reducing the risk of brake fade during demanding driving conditions. With an outer diameter of 390 mm and a thickness of 36 mm, this rotor meets the specifications required for heavy-duty braking on Mercedes-Benz SUVs and performance models.

The bolt hole circle diameter of 112 mm and an 8/5 hole arrangement ensure compatibility with the specified Mercedes-Benz models. The hub bore diameter of 67 mm allows for a secure and precise fit, minimizing vibrations and ensuring consistent braking performance. The coated surface protects against rust and corrosion, extending the rotor's operational life.

Compatible Mercedes-Benz Models

This disc brake rotor is compatible with a range of Mercedes-Benz vehicles, including:

• GL63 AMG
• GL350
• GL550
• GLE43 AMG
• GLE63 AMG and GLE63 AMG S
• GLE350d
• GLE400
• GLE450 AMG
• GLS63 AMG
• GLS500
• GLS550
• ML63 AMG

Common Issues Addressed by This Rotor

• Brake fade caused by overheating during aggressive driving
• Uneven brake pad wear due to poor heat dissipation
• Corrosion and rust buildup on rotor surfaces
• Vibration or pulsation during braking from warped rotors
• Reduced braking efficiency on high-performance Mercedes-Benz SUVs

Installation Notes and Tips

When installing the Zimmermann disc brake rotor 400.3698.20, ensure the rotor surface is clean and free of contaminants. Verify the bolt hole circle and hub bore dimensions match the vehicle specifications. It is recommended to replace brake pads simultaneously to maintain optimal braking performance. Proper torque settings on mounting bolts should be followed according to Mercedes-Benz service guidelines to avoid rotor warping.

Quality Assurance and Warranty

Zimmermann rotors are manufactured under strict quality control standards to meet OEM specifications. The high-carbon machining and coated surface contribute to long-lasting durability and consistent braking performance. While specific warranty details may vary, Zimmermann products typically come with a limited warranty covering manufacturing defects. Consult product documentation or authorized sources for exact warranty terms.