BBB Industries 99R17370A Disc Brake Caliper - Rear Left

Rear Left Brake Caliper for Grand Prix

BBB Industries 99R17370A is a remanufactured disc brake caliper for the rear left position on select Pontiac Grand Prix models. It is built with an aluminum casting, red powder coat finish, and a 42 mm phenolic piston for direct replacement service on 2005-2008 Pontiac Grand Prix rear left brake applications.

Key Features

• Remanufactured disc brake caliper with installation hardware
• Fits 2005-2008 Pontiac Grand Prix, rear left
• Aluminum housing with red powder coat finish
• Single 42 mm phenolic piston
• Includes caliper slides, bracket, dust boots, and bleeder screw
• Banjo bolt inlet fitting with M10-1.0 thread size
• Brake pad installation hardware and copper crush washers included where applicable

Product Details

BBB Industries Reman Caliper w/ Installation Hardware, part number 99R17370A, is engineered for the rear left brake position on the Pontiac Grand Prix. This remanufactured caliper uses an aluminum casting for reduced weight and a phenolic piston for consistent brake actuation. The red powder-coated finish provides a clean OE-style appearance, while the supplied bracket, slides, dust boots, and bleeder screw support a complete caliper replacement on the specified application. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Brake Issues This Part Addresses

• Sticking or seized rear left caliper movement
• Uneven rear brake pad wear
• Brake fluid leakage at the caliper body or bleeder area
• Reduced braking response from worn hydraulic components
• Noisy or rough caliper operation caused by worn slides or boots

Installation Notes and Tips

Verify rear left fitment before installation on 2005-2008 Pontiac Grand Prix models. Confirm banjo bolt connection, M10-1.0 inlet thread size, and brake line condition before assembly. Inspect the rotor, pads, and mounting surfaces for wear or corrosion, and bleed the brake system after installation to remove air from the hydraulic circuit. Use the correct copper crush washers where applicable and follow the vehicle service procedure for torque specifications.

Quality Assurance

BBB Industries remanufactured brake components are rebuilt for direct replacement service and inspected for proper fit and function before release. Part number 99R17370A is a reman caliper for the Pontiac Grand Prix rear left brake position, with application-specific hardware details listed above for accurate ordering and installation.