Carlson 7945 Disc Brake Caliper Piston - Front

Carlson 7945 Disc Brake Caliper Piston

Carlson 7945 is a disc brake caliper piston for front brake service on select BMW applications. It is a direct-fit replacement for vehicles listed below, including BMW 325i, 325is, 325iX, 325e, 325es, 318i, and 318is front brake applications.

Key Features

• Disc brake caliper piston for front brake hydraulics service
• Fits select BMW front caliper applications from 1984-1995
• Application-specific fitment for BMW 325i, 325is, 325iX, 325e, 325es, 318i, and 318is
• Carlson part number 7945 for brake repair identification
• Useful for restoring proper caliper piston function during brake overhaul

Fitment Details

• Fits 1987-1995 BMW 325is, front. Notes: D493; Disc Brake Caliper Piston.
• Fits 1991-1992 BMW 318i, front. Notes: D493; Disc Brake Caliper Piston.
• Fits 1987-1992 BMW 325i, front. Notes: D493; Disc Brake Caliper Piston.
• Fits 1991 BMW 318is, front. Notes: D493; Disc Brake Caliper Piston.
• Fits 1988-1991 BMW 325iX, front. Notes: Disc Brake Caliper Piston.
• Fits 1984-1987 BMW 325e, front. Notes: D493; Disc Brake Caliper Piston.
• Fits 1986-1987 BMW 325es, front. Notes: D493; Disc Brake Caliper Piston.
• Fits 1984-1985 BMW 318i, front. Notes: D278; 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 brake pedal response caused by caliper piston wear
• Brake drag related to a sticking piston in the front caliper
• Brake service needs on older BMW 3 Series front brake systems

Installation Notes

Verify the caliper code and vehicle application before installation, especially on BMW 325i, 325is, and 318i front brake systems. Match the piston to the listed notes, including D493 or D278 where shown, to confirm correct fitment for your brake repair.

Quality Assurance

Carlson brake components are cataloged for specific brake service applications, and part number 7945 is listed for the front disc brake caliper piston positions shown above. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.