Nugeon 99-02166B Disc Brake Caliper - Front Left or Front Right

Remanufactured Front Brake Caliper

Nugeon 99-02166B is a remanufactured disc brake caliper with installation hardware for select Audi A6 and Audi A6 Quattro applications. It features a cast iron housing, grey rust-preventative finish, and a 57 mm steel piston for front brake service.

The Nugeon Reman Caliper w/ Installation Hardware line focuses on direct-fit brake hydraulics replacement parts built around application-specific mounting and port details. This caliper includes the bracket, slides, dust boots, and bleeder screw for the listed front left and front right Audi fitments.

• Remanufactured disc brake caliper with bracket included
• Grey rust-preventative finish on cast iron housing
• 57 mm steel piston with dust boots included
• Bleeder screw included; M10-1.0 inlet and bleeder thread size
• Caliper slides included for listed applications
• Fits front left and front right positions on select Audi A6 and Audi A6 Quattro models

Fitment Details

• Fits 2002-2004 Audi A6 Quattro, front left, supplied with mounting bracket; reman caliper with installation hardware.
• Fits 2000-2001 Audi A6, front right, supplied with mounting bracket; 16" wheel, leading mount; reman caliper with installation hardware.
• Fits 2000-2001 Audi A6, front left, supplied with mounting bracket; 16" wheel, trailing mount; reman caliper with installation hardware.
• Fits 1998-2001 Audi A6 Quattro, front left, supplied with mounting bracket; 16" wheel; reman caliper with installation hardware.

What This Caliper Helps Address

• Brake drag caused by a sticking or seized caliper piston
• Uneven front brake wear from a worn hydraulic caliper assembly
• Brake fluid leakage at the caliper body or bleeder area
• Reduced braking response from corrosion inside the caliper
• Noisy or inconsistent braking from worn caliper hardware

Installation Notes

Verify the vehicle’s front left or front right position, wheel size, and mounting style before ordering. This part uses an M10-1.0 inlet port and M10-1.0 bleeder thread, and the bracket is included for the listed applications. The package contents note brake pad installation hardware with banjo bolt and copper crush washers where applicable; pads are not included.

For best results, inspect brake hoses, pads, rotors, and fluid condition during caliper replacement. Bleed the brake system after installation and confirm proper piston movement and pedal feel before returning the vehicle to service.

Quality Assurance

This Nugeon remanufactured caliper is built as a brake hydraulics replacement part for the specified Audi A6 and Audi A6 Quattro fitments. Part number 99-02166B identifies the application-specific caliper assembly for front brake service.