DuraGo BR900548 Disc Brake Rotor - Rear

Durable Cast Iron Disc Brake Rotor for Lexus Models

The DuraGo BR900548 disc brake rotor is engineered to provide reliable braking performance for select Lexus vehicles. Designed with a full cast construction and vented design, this rotor supports effective heat dissipation and consistent stopping power for models like the Lexus GS300 and IS350.

• Material: Cast iron for durability and heat resistance
• Vented rotor design to improve cooling and reduce brake fade
• Drum-in-hat construction for integrated parking brake functionality
• Outside diameter of 12.2 inches (310 mm) suitable for specified Lexus models
• Mounting bolt pattern: 5 holes with 114.3 mm bolt circle diameter
• Nominal thickness of 0.71 inches (18 mm) with discard thickness at 0.65 inches (16.5 mm)
• Non-directional brake surface for flexible installation

Technical Details and Construction

The BR900548 rotor is made from cast iron, a material known for its strength and thermal stability under braking conditions. Its vented design allows air to flow between the rotor surfaces, helping to dissipate heat generated during braking and maintain consistent performance. The drum-in-hat construction integrates the parking brake drum into the rotor, eliminating the need for a separate drum and simplifying installation. With an overall height of 2.65 inches (67.3 mm) and a center hole diameter of 2.44 inches (62 mm), this rotor matches the precise specifications required for Lexus GS and IS series vehicles.

Compatible Lexus Models and Applications

This DuraGo disc brake rotor is compatible with the following Lexus models: GS300, GS350, GS430, GS450h, GS460, IS250, and IS350. It is designed to replace original equipment rotors, ensuring proper fit and function for these vehicles. The part number BR900548 should be referenced when searching for replacement rotors for these specific Lexus models.

• Addresses brake rotor wear and thickness below discard limits
• Resolves issues with brake fade due to overheating
• Replaces warped or damaged rotors causing vibration or noise
• Supports parking brake functionality with drum-in-hat design

Installation Notes and Tips

When installing the DuraGo BR900548 rotor, ensure the mounting surface is clean and free of debris to promote proper seating. Verify the rotor thickness before installation to confirm it meets minimum specifications. Since this rotor does not include an ABS tone ring, confirm compatibility with your vehicle’s ABS system. Use proper torque specifications on mounting bolts to avoid rotor warping. It is recommended to replace brake pads simultaneously to ensure optimal braking performance.

Quality Assurance and Warranty

DuraGo manufactures this rotor to meet or exceed OEM standards for fit, form, and function. The full cast iron construction and vented design contribute to consistent braking performance and durability. While specific warranty details are not provided, DuraGo products typically come with a limited warranty against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.