Beck Arnley 083-3751 Disc Brake Rotor - Rear

Overview of Beck Arnley Disc Brake Rotor 083-3751

The Beck Arnley 083-3751 disc brake rotor is engineered for precision and durability, designed specifically for select BMW and Toyota models. This vented rotor ensures effective heat dissipation, maintaining braking performance under demanding conditions.

• Vented design for improved cooling and reduced brake fade
• 5-lug bolt pattern with 112 mm spacing
• Rotor outer diameter of 345 mm and thickness of 24 mm
• Center hole diameter of 67 mm for precise hub fitment
• Minimum rotor thickness of 22.4 mm to meet safety standards

Technical Specifications and Compatibility

This disc brake rotor features a vented construction, which enhances airflow and heat dissipation during braking. It has a 5-lug configuration with a bolt pattern of 112 mm, suitable for various BMW models including the 230i, 330i, 430i, 530i, 540i, 640i Gran Turismo, 740i, 750i, 840i, M240i, M340i, M440i, M550i, X3, X4, X5, X6, X7, and Z4. It also fits Toyota models such as the GR Supra and iX. The rotor measures 345 mm in outer diameter with a surface thickness of 24 mm and a minimum thickness of 22.4 mm, ensuring compliance with manufacturer specifications. The rotor hub outer diameter is 190 mm, and the lug stud hole inner diameter is 16.6 mm, providing a secure and accurate fit.

Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation
• Improves braking performance on BMW 330i xDrive and Toyota GR Supra
• Addresses rotor overheating issues due to vented design
• Restores proper rotor thickness to maintain braking safety
• Compatible upgrade for vehicles experiencing uneven pad wear

Installation Notes and Tips

When installing the Beck Arnley 083-3751 rotor, ensure the hub surface is clean and free of rust or debris to guarantee proper seating. Use a torque wrench to tighten lug nuts to manufacturer specifications for the 5-lug, 112 mm bolt pattern. It is recommended to replace brake pads simultaneously to optimize braking performance. Verify rotor thickness before installation to confirm it meets the minimum 22.4 mm requirement. Proper bedding-in of new rotors and pads will help achieve consistent braking response.

Quality Assurance and Warranty

Beck Arnley disc brake rotors are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 083-3751 rotor undergoes rigorous quality control testing to maintain precise dimensions and material integrity. This product includes a limited warranty against defects in materials and workmanship, providing confidence in its long-term use on compatible BMW and Toyota vehicles.