BBB Industries 99-02351B Disc Brake Caliper - Front Left

Overview of BBB Industries Reman Caliper w/ Installation Hardware

The BBB Industries Reman Caliper w/ Installation Hardware (part number 99-02351B) is designed for select BMW models, including the 535i, 545i, 550i, 645Ci, 650i, 745i, 745Li, 750i, 750Li, 760i, and 760Li. This remanufactured disc brake caliper comes with essential installation hardware to ensure a reliable brake system restoration.

• Remanufactured aluminum disc brake caliper with rust preventative finish
• Includes caliper slides, bracket, bleeder screw, dust boots, and installation hardware
• Compatible with BMW 5, 6, and 7 Series models listed above
• Caliper piston diameter: 60 mm (2 inches), single piston design
• Inlet fitting and bleeder screw thread size: M10-1.0

Product Line Details: Reman Caliper w/ Installation Hardware

The Reman Caliper w/ Installation Hardware product line by BBB Industries focuses on providing remanufactured brake calipers that include necessary installation components such as brackets, caliper slides, and hardware. This approach simplifies the replacement process by supplying a ready-to-install caliper assembly, reducing the need to source additional parts separately. The 99-02351B model exemplifies this line by offering a complete package tailored for specific BMW vehicles.

Technical Specifications and Features

This disc brake caliper is constructed from durable aluminum casting material, which offers a balance of strength and weight savings. The caliper features a gray rust preventative finish to resist corrosion over time. It includes a single aluminum piston with a 60 mm diameter, designed to provide consistent braking force. The caliper assembly comes with caliper slides and a bracket cast with number 556, ensuring proper fitment and alignment. The inlet fitting and bleeder screw both use an M10-1.0 thread size, with the bleeder screw measuring 28 mm in length. Dust boots are included to protect internal components from contaminants, and the package contains brake pad installation hardware along with a banjo bolt and copper crush washers for secure hydraulic connections.

Compatible Vehicles and Applications

• BMW 535i, 545i, 550i (various model years)
• BMW 645Ci, 650i
• BMW 745i, 745Li, 750i, 750Li
• BMW 760i, 760Li

This caliper is intended for use in disc brake systems on the front or rear axle, depending on the specific vehicle configuration.

Common Issues Addressed by This Caliper

• Brake fluid leaks due to worn or damaged caliper seals
• Uneven brake pad wear caused by sticking caliper slides
• Reduced braking performance from corroded or seized caliper pistons
• Brake noise related to caliper hardware failure or misalignment
• Brake drag resulting from caliper piston or slide malfunction

Installation Notes and Tips

• Ensure the brake system is properly bled after installation to remove air from hydraulic lines
• Use the included installation hardware and banjo bolt with copper crush washers for secure hydraulic connections
• Inspect brake pads separately as they are not included with this caliper
• Verify compatibility with your specific BMW model and year before installation
• Follow manufacturer torque specifications for mounting bolts and fittings

Quality Assurance and Warranty

BBB Industries remanufactured calipers undergo rigorous testing to meet OEM standards for fit, form, and function. The rust preventative finish and inclusion of new hardware components contribute to long-term reliability. While specific warranty details are not provided here, BBB Industries typically offers limited warranties on remanufactured brake components to cover defects in materials and workmanship.