Centric 320.34159H Disc Brake Rotor - Rear

Overview of Centric GCX Elemental Protection Disc Brake Rotor

The Centric GCX Elemental Protection Disc Brake Rotor (part number 320.34159H) is engineered for Mini Cooper vehicles requiring reliable braking performance. This solid, fully coated rotor is designed to provide consistent stopping power while resisting corrosion and wear.

• Compatible with Mini Cooper models
• Part Number: 320.34159H
• Solid disc brake rotor with full coating
• High carbon content for enhanced durability
• Outside diameter: 10.197 inches (259 mm)
• Nominal thickness: 0.394 inches (10.000 mm)
• Discard thickness: 0.331 inches (8.400 mm)
• Coated disc and hat finish for corrosion resistance
• Floating disc mounting design
• 5 lug holes with 0.657 inch (16.700 mm) diameter
• Center hole diameter: 2.638 inches (67.000 mm)
• Mounting bolt hole circle diameter: 4.409 inches (112.000 mm)
• Weight approximately 8.15 lbs (3.7 kgs)

Product Line Details: Centric GCX Elemental Protection

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating, High Carbon Content line focuses on rotors that combine high carbon metallurgy with a full protective coating. This combination enhances rotor longevity by reducing rust and corrosion, which is especially beneficial for vehicles like the Mini Cooper that may be exposed to varying weather conditions. The full coating on both the disc surface and hat ensures extended service life and consistent braking performance.

Technical Description and Specifications

This rotor features a solid disc design with a smooth surface type, optimized for consistent brake pad contact. The nominal thickness of 0.394 inches (10.000 mm) ensures structural integrity, while the discard thickness of 0.331 inches (8.400 mm) indicates the minimum safe thickness before replacement is necessary. The rotor’s outside diameter measures 10.197 inches (259 mm), fitting Mini Cooper brake assemblies precisely. The floating disc mounting design allows for slight movement to reduce stress and improve heat dissipation. Both the disc and hat are fully coated to resist corrosion, extending the rotor’s usable life. The rotor includes five lug holes with a diameter of 0.657 inches (16.700 mm) and a mounting bolt hole circle diameter of 4.409 inches (112.000 mm), matching Mini Cooper specifications.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Mini Cooper vehicles
• Addresses brake noise caused by rust or uneven rotor surfaces
• Improves braking consistency in wet or corrosive environments
• Prevents premature rotor degradation due to corrosion
• Restores proper rotor thickness for safe braking performance

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.331 inches) before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Use proper torque specifications for lug nuts and mounting bolts
• Check compatibility with Mini Cooper brake calipers and hardware
• Inspect brake pads for wear and replace if necessary during rotor installation

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The high carbon content and full coating process contribute to durability and corrosion resistance. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.