PowerStop EBR631EVC Disc Brake Rotor - Rear

Power Stop Rear Genuine Geomet High Carbon Coated Rotor Overview

The Power Stop - Rear Genuine Geomet High Carbon Coated Rotor (Part Number EBR631EVC) is engineered for reliable braking performance on select BMW models. Designed specifically for rear disc brake applications, this rotor combines durable materials and corrosion-resistant coating to maintain consistent stopping power.

• Constructed from high carbon cast iron for enhanced heat dissipation
• Features a rust-resistant Geomet coating to prevent corrosion
• Vented rotor design improves cooling during braking
• Nominal thickness of 0.75 inches (19.00 mm) with discard thickness at 0.69 inches (17.40 mm)
• Overall height measures 2.30 inches (59.50 mm) with an outside diameter of 11.60 inches (294.00 mm)
• Mounting bolt hole circle diameter of 120.00 mm and 5 lug holes for secure fitment

Detailed Product Description

This disc brake rotor is manufactured from high carbon cast iron, a material known for its ability to withstand high temperatures and reduce brake fade. The Power Stop - Rear Genuine Geomet High Carbon Coated Rotor incorporates a Geomet rust-resistant coating, which helps protect the rotor surface from corrosion and extends its service life. The vented design allows for better heat dissipation, which is critical for maintaining braking efficiency during repeated stops.

With precise dimensions including a nominal thickness of 0.75 inches and an outside diameter of 11.60 inches, this rotor is engineered to meet the exact specifications required for rear brake systems on compatible BMW vehicles. The mounting bolt hole circle diameter of 120.00 mm and 5 lug holes ensure proper alignment and secure installation.

About the Power Stop - Rear Genuine Geomet High Carbon Coated Rotor Line

The Power Stop - Rear Genuine Geomet High Carbon Coated Rotor product line focuses on delivering rotors that combine high carbon cast iron construction with a Geomet coating for rust resistance. This line is designed to provide consistent braking performance and durability, particularly for rear brake applications where heat management and corrosion resistance are essential. The EBR631EVC part is a representative example, tailored for specific BMW models requiring precise fitment and reliable operation.

Compatible Vehicles and Common Applications

• Compatible with BMW 323Ci, 323i, 325Ci, 325i, 328Ci, and 328i models
• Ideal for replacing worn or warped rear rotors
• Addresses issues such as brake noise, vibration, and reduced stopping power
• Helps restore proper brake pedal feel and vehicle control
• Suitable for routine maintenance and brake system upgrades

Installation Notes and Tips

• Ensure the rotor thickness is within discard limits before installation
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to optimize rotor performance
• Follow vehicle-specific service manual instructions for rear brake assembly

Quality Assurance and Warranty

Power Stop rotors are manufactured to meet strict quality standards, ensuring dimensional accuracy and material integrity. The high carbon cast iron construction combined with the Geomet coating provides durability and corrosion resistance. While specific warranty details are not provided here, Power Stop products typically come with a limited warranty against defects in materials and workmanship. Refer to the manufacturer’s documentation for complete warranty information.