BBB Industries 99-17946B Disc Brake Caliper - Rear Left

Rear Left Reman Brake Caliper for Ford, Lincoln, Mazda

BBB Industries 99-17946B is a remanufactured rear left disc brake caliper with installation hardware for select Ford, Lincoln, and Mazda applications. It uses a cast iron housing, a steel piston, and a rust preventative finish to support dependable brake service on the rear axle.

This reman caliper w/ installation hardware line from BBB Industries focuses on OE-style replacement fitment and service-ready components. For the 2007-2010 Ford Edge, 2007-2010 Lincoln MKX, and 2007-2012 Mazda CX-7, 99-17946B is built for direct rear left replacement where the original caliper uses a banjo bolt inlet and M10-1.0 thread sizing.

Key Features

• Remanufactured disc brake caliper for rear left position
• Cast iron caliper body with gray rust preventative finish
• Steel piston with 43 mm diameter
• Bracket included for the specified application
• Bleeder screw included; dust boots included
• Caliper slides included for service replacement
• Banjo bolt inlet fitting with M10-1.0 thread size
• Package contents include brake pad installation hardware with banjo bolt and copper crush washers where applicable

Detailed Description

BBB Industries 99-17946B is a reman caliper w/ installation hardware designed for rear left brake service on select Ford Edge, Lincoln MKX, and Mazda CX-7 models. The single-piston design uses a 43 mm steel piston inside a cast iron housing, and the unit includes a bleeder screw, dust boots, caliper slides, and the correct bracket configuration for the listed applications. The gray finish adds rust prevention for everyday road use.

Use this part number 99-17946B when replacing a worn, sticking, or leaking rear left caliper on the listed vehicles. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Caliper Helps Address

• Brake fluid leakage at the rear left caliper
• Uneven rear braking caused by a sticking piston
• Dragging brake pads from seized caliper slides
• Corrosion-related caliper housing wear
• Bleeding issues tied to a damaged or missing bleeder screw

Installation Notes and Tips

Verify rear left fitment before purchase and confirm the bracket cast number, inlet thread size, and banjo bolt connection match the original brake setup. Inspect brake hoses, pads, and rotors during caliper replacement, and bleed the brake system after installation to remove air from the hydraulic circuit. Use the correct copper crush washers where applicable and torque all fasteners to vehicle specifications.

Quality Assurance

BBB Industries remanufactures brake components for replacement service with attention to OE-style fit and function. Part number 99-17946B is built as a remanufactured caliper assembly for the listed rear left applications and is supplied with the hardware noted in the product data.