Zimmermann T4N1742 Coat Z Rear Brake Disc Solid Rotor - 300mm

The Zimmermann T4N1742 (part number 450.5211.20) is a premium replacement rear brake disc designed for Jaguar and Land Rover vehicles. This solid brake rotor is manufactured in Germany using high-carbon grey cast iron that meets or exceeds OEM specifications for durability and thermal performance.

Coat Z Anti-Corrosion Technology:

This brake disc features Zimmermann's proprietary Coat Z anti-corrosion coating applied over the entire rotor surface, including the hat, face, and hub. This advanced coating prevents rust formation and maintains visual appearance while requiring no removal before installation. The rotor is immediately functional after proper bedding procedures.

Key Specifications:

• Diameter: 300mm (11.8 inches)
• Brake Disc Type: Solid (non-vented)
• Thickness: 10mm
• Minimum Thickness: 8.0mm
• Hub Bore Diameter: 63.5mm
• Bolt Hole Circle: 108mm
• Hole Arrangement: 6/5 pattern
• Height: 42mm
• ECE R90 Approved

OEM Quality Construction:

Manufactured to the same dimensions and material specifications as original equipment, this Zimmermann brake disc uses a high-carbon cast iron formulation enhanced with copper, molybdenum, and titanium for superior wear resistance and thermal stability. The material composition is analyzed to match OE standards, ensuring equivalent performance and longevity.

Cross-references OEM part number T4N1742 (Jaguar). Sold individually; two rotors required per axle. This is a rear axle application. Always replace brake rotors in pairs and consider replacing brake pads simultaneously for optimal braking performance.