PowerStop JBR504 Disc Brake Rotor - Rear

Power Stop Rear OE Stock Replacement Brake Rotor Overview

The Power Stop - Rear OE Stock Replacement Brake Rotor (Part Number JBR504) is designed specifically for Nissan 240SX models. This solid disc brake rotor offers reliable performance by matching original equipment specifications, ensuring consistent braking response and durability.

• Compatible with Nissan 240SX rear brake system
• Solid disc rotor design for dependable stopping power
• Outside diameter: 10.20 inches (258.00 mm)
• Nominal thickness: 0.35 inches (9.00 mm)
• Discard thickness: 0.31 inches (8.00 mm)
• Overall height: 1.90 inches (47.00 mm)
• Mounting bolt hole circle diameter: 4.50 inches (114.30 mm)
• 4 stud/lug hole quantity
• No rust resistant coating

Product Line Details: Power Stop - Rear OE Stock Replacement Brake Rotor

The Power Stop - Rear OE Stock Replacement Brake Rotor line focuses on providing direct replacement rotors that meet original equipment (OE) standards. This product line is engineered to maintain the factory specifications for fit, form, and function, making it a suitable choice for Nissan 240SX owners seeking a reliable rear rotor replacement without modifications.

Technical Description and Specifications

This disc brake rotor features a solid design, which is typical for rear brake applications on the Nissan 240SX. The rotor measures 10.20 inches in outside diameter and has a nominal thickness of 0.35 inches, with a discard thickness of 0.31 inches, indicating when the rotor should be replaced to maintain safe braking performance. The overall height of 1.90 inches ensures proper alignment with the brake caliper assembly. The mounting bolt hole circle diameter is 4.50 inches, accommodating four lug holes for secure installation. Note that this rotor does not include a rust resistant coating, so proper maintenance is recommended to prevent corrosion over time.

Common Applications and Problem Solving

• Replacement for worn or warped rear brake rotors on Nissan 240SX
• Addresses brake pulsation or vibration issues caused by rotor irregularities
• Restores braking efficiency when rotor thickness falls below discard limits
• Solves noise or squealing related to uneven rotor surfaces
• Provides a direct fit solution for rear brake rotor replacement without modification

Installation Notes and Tips

When installing the Power Stop JBR504 rotor, ensure the vehicle is securely lifted and supported. Remove the old rotor and inspect the hub surface for rust or debris before mounting the new rotor. Since this rotor lacks a rust resistant coating, consider applying an anti-seize compound on the hub to prevent corrosion and ease future removal. Torque all mounting bolts to manufacturer specifications and verify proper caliper alignment. It is recommended to replace brake pads simultaneously to ensure optimal braking performance.

Quality Assurance and Warranty

Power Stop manufactures this rotor to meet or exceed OE standards for fit and function. While no specific warranty information is provided here, Power Stop products typically undergo rigorous quality control to ensure durability and performance. For detailed warranty terms, consult the manufacturer or authorized distributor.