Zimmermann 150.2954.20 Disc Brake Rotor - Front Left

Zimmermann Disc Brake Rotor Overview

The Zimmermann 150.2954.20 disc brake rotor is engineered for precision and durability, designed specifically for select BMW models. This internally vented rotor offers reliable braking performance and is coated to resist corrosion, ensuring consistent operation under demanding conditions.

• High-carbon machining for enhanced wear resistance
• Internally vented brake disc type for improved heat dissipation
• Coated surface to protect against rust and corrosion
• Outer diameter of 374 mm and thickness of 36 mm
• Bolt hole circle diameter of 112 mm with 6/5 hole arrangement
• Hub bore diameter of 67 mm for precise fitment
• ECE R90 approved inspection tag for quality compliance
• Minimum thickness specification of 34.4 mm
• Weight approximately 15.3 kg

Technical Details and Specifications

The Zimmermann 150.2954.20 rotor features a 374 mm outer diameter and a thickness of 36 mm, providing a robust braking surface. Its internally vented design enhances cooling efficiency, reducing the risk of brake fade during extended use. The rotor is machined from high-carbon material, which improves wear resistance and extends service life. The coated surface offers additional protection against environmental factors, helping to maintain optimal braking performance over time.

The bolt hole circle diameter is 112 mm with a 6/5 hole arrangement, and the hub bore diameter measures 67 mm, ensuring compatibility with the specified BMW models. This rotor meets the ECE R90 standard, confirming it adheres to strict safety and performance requirements.

Compatible BMW Models

This disc brake rotor is compatible with a range of BMW vehicles, including the 540i, 540i xDrive, 550i xDrive, 740e xDrive, 740i, 740i xDrive, 745e xDrive, 745Le xDrive, 750i, 750i xDrive, 750Li, 750Li xDrive, 840i, 840i Gran Coupe, 840i xDrive, 840i xDrive Gran Coupe, M340i, M340i xDrive, M550i xDrive, M850i xDrive, X5, and X7 models. This ensures precise fitment and reliable braking performance for these vehicles.

Common Applications and Problem Solving

• Replacement for worn or warped brake rotors causing vibration or noise
• Upgrading to a high-carbon rotor for improved durability and heat management
• Addressing corrosion-related rotor surface degradation
• Ensuring compliance with safety standards through ECE R90 approved parts
• Maintaining optimal braking performance on BMW 5, 7, 8 Series, and X models

Installation Notes and Tips

When installing the Zimmermann 150.2954.20 disc brake rotor, ensure the rotor surface is clean and free of any contaminants before mounting. Verify the bolt hole circle and hub bore dimensions match the vehicle specifications. It is recommended to replace brake pads simultaneously to maintain balanced braking performance. Proper torque specifications should be followed to avoid rotor warping or damage.

Quality Assurance and Warranty

Zimmermann rotors are manufactured to meet stringent quality standards, including ECE R90 approval, which guarantees compliance with European safety and performance regulations. The high-carbon machining and coated surface contribute to the rotor's longevity and reliability. Warranty details should be confirmed with the parts provider, as Zimmermann products typically come with manufacturer-backed coverage against defects.