Carlson 7198 Disc Brake Caliper Piston - Front

Carlson 7198 Front Disc Brake Caliper Piston

Carlson 7198 is a front disc brake caliper piston for BMW brake hydraulic service. It is listed for select BMW X3, Z4, 330Ci, 330i, and 330xi applications, with steel construction noted for the X3 and Z4 fitments.

Key Features

• Disc brake caliper piston for front brake hydraulic repair
• Steel construction noted for select BMW X3 and BMW Z4 applications
• Direct fitment for BMW 330Ci, 330i, and 330xi front brake service
• Fits 2001-2010 BMW applications listed below
• Carlson part number 7198 for brake system identification

Vehicle Fitment

• Fits 2004-2010 BMW X3, front. Notes: Steel; Disc Brake Caliper Piston.
• Fits 2006-2008 BMW Z4, front. Notes: Steel; Disc Brake Caliper Piston.
• Fits 2001-2006 BMW 330Ci, front. Notes: D946; Disc Brake Caliper Piston.
• Fits 2001-2005 BMW 330i, front. Notes: D946; Disc Brake Caliper Piston.
• Fits 2001-2005 BMW 330xi, front. Notes: D946; Disc Brake Caliper Piston.

What This Part Helps Address

• Worn or damaged front caliper piston surfaces
• Brake fluid leakage at the caliper piston area
• Uneven front brake operation caused by piston wear
• Brake drag related to a sticking caliper piston
• Loss of proper hydraulic response in the front brake system

Installation Notes

Confirm caliper design, piston dimensions, and vehicle application before installation. Clean the caliper bore thoroughly, inspect seals and related hydraulic components, and verify smooth piston movement after assembly. For BMW 330Ci, 330i, and 330xi applications, match the D946 note shown in the fitment data. Carlson 7198 may also be searched as part number 7198 when ordering or verifying brake service parts.

Quality Assurance

Carlson brake hydraulics parts are cataloged for specific vehicle applications to support accurate replacement selection. This part cross-references no additional part numbers in the provided data.