DuraGo BR900420-01 Disc Brake Rotor - Front

Reliable Disc Brake Rotor for Infiniti FX35, FX37, FX45, and QX70

The DuraGo BR900420-01 disc brake rotor is engineered to provide consistent braking performance for select Infiniti models. Designed with durable cast iron and a rust-resistant coating, this rotor supports safe and reliable stopping power for your FX35, FX37, FX45, or QX70.

• Constructed from full cast iron for strength and durability
• Vented rotor design to improve heat dissipation
• Rust-resistant coating to reduce corrosion and extend rotor life
• Non-directional brake surface for versatile installation
• Compatible with 5 mounting bolt holes and conventional rotor setup

Durable Construction and Precise Specifications

This DuraGo disc brake rotor features a full cast iron construction, providing a solid and reliable braking surface. The vented design enhances airflow, helping to dissipate heat during braking and reduce the risk of brake fade. With an outside diameter of 12.58 inches (319.6 mm) and an overall height of 1.94 inches (49.2 mm), it meets the exact specifications required for proper fitment on Infiniti FX35, FX37, FX45, and QX70 models. The rotor includes a rust-resistant coating to protect against corrosion, ensuring longer service life in various driving conditions.

Compatible Infiniti Models and Part Number Details

This rotor is specifically compatible with Infiniti FX35, FX37, FX45, and QX70 vehicles. The part number BR900420-01 ensures you receive the correct rotor designed for these models. It features a 5-bolt mounting pattern with a bolt circle diameter of 114.3 mm (4.5 inches) and a center hole diameter of 2.68 inches (68 mm), matching factory specifications for a straightforward replacement.

Common Issues Addressed by This Rotor

• Brake rotor warping causing vibration during braking
• Excessive rotor wear leading to reduced braking efficiency
• Corrosion and rust buildup affecting rotor performance
• Overheating and brake fade during heavy use
• Uneven brake pad wear due to rotor surface irregularities

Installation Notes and Tips

Ensure the rotor thickness is within the nominal range of 1.34 inches (34 mm) and does not fall below the discard thickness of 1.26 inches (32 mm) before installation. The non-directional design allows installation on either side without concern for rotor orientation. Verify that the mounting bolt holes align correctly with your vehicle’s hub assembly. It is recommended to inspect brake pads and other braking components during rotor replacement for optimal system performance.

Quality Assurance and Warranty Information

DuraGo disc brake rotors are manufactured to meet industry standards for durability and performance. The rust-resistant coating helps maintain rotor integrity over time. While specific warranty details are not provided, DuraGo products typically adhere to quality control measures to ensure reliable operation on compatible Infiniti models.