Carlson 7748 Disc Brake Caliper Piston - Rear
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Carlson

Carlson 7748 Disc Brake Caliper Piston - Rear

Brand Carlson 7748
Position Rear
Fits BMW · 37 vehicles

Brake caliper piston. Restores hydraulic pressure for consistent braking performance.

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Carlson 7748 Rear Brake Caliper Piston

Carlson 7748 is a rear disc brake caliper piston for select BMW applications. It is listed for BMW 325i, 325is, 325iX, 528e, 535i, 535is, 325e, 325es, 635CSi, 735i, and 533i rear brake service, including models with disc brake pad wear sensor compatibility noted in the fitment data.

Key Features

  • Rear disc brake caliper piston for brake hydraulic service
  • Fits select BMW rear brake applications from 1982-1992
  • Application notes include D279 and D165 references where listed
  • Carlson part number 7748 for catalog and service matching
  • Direct fitment coverage for BMW 325i, 325is, 325iX, 528e, 535i, 535is, 325e, 325es, 635CSi, 735i, and 533i

Detailed Description

Carlson 7748 is a brake hydraulics component used in rear disc brake caliper service on select BMW vehicles. This part number appears across multiple rear applications, including 1987-1992 BMW 325i, 1987-1991 BMW 325is, 1988-1991 BMW 325iX, 1982-1988 BMW 528e, 1985-1988 BMW 535i, 1988 BMW 535is, 1984-1987 BMW 325e, 1986-1987 BMW 325es, 1985 BMW 635CSi, 1985 BMW 735i, and 1983-1984 BMW 533i. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

  • Rear brake caliper piston wear or scoring
  • Brake fluid leakage at the caliper piston area
  • Uneven rear brake pad contact
  • Brake drag caused by a sticking piston
  • Brake service needs on BMW rear disc brake systems

Installation Notes and Tips

Confirm the rear brake caliper design and application notes before ordering. Match the vehicle year, model, and rear position exactly to the fitment listing for Carlson 7748. Inspect the caliper bore, seals, and brake fluid condition during service, and verify proper piston movement after installation.

Quality Assurance

Carlson brake hydraulics parts are cataloged for specific vehicle applications to support accurate replacement selection. Use the listed fitment data to verify compatibility with your BMW rear brake service before installation.

Related reading

This part fits 37 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypePositionNotes
1992BMW325iConvertibleRearDisc Brake Pad Wear Sensor compatible with D279
1991BMW325i—RearDisc Brake Pad Wear Sensor compatible with D279
1991BMW325is—RearDisc Brake Pad Wear Sensor compatible with D279
1991BMW325iX—RearDisc Brake Pad Wear Sensor compatible with D279
1990BMW325i—RearDisc Brake Pad Wear Sensor compatible with D279
1990BMW325is—RearDisc Brake Pad Wear Sensor compatible with D279
1990BMW325iX—RearDisc Brake Pad Wear Sensor compatible with D279
1989BMW325i—RearDisc Brake Pad Wear Sensor compatible with D279
1989BMW325is—RearDisc Brake Pad Wear Sensor compatible with D279
1989BMW325iX—RearDisc Brake Pad Wear Sensor compatible with D279
1988BMW325i—RearDisc Brake Pad Wear Sensor compatible with D279
1988BMW325is—RearDisc Brake Pad Wear Sensor compatible with D279
1988BMW325iX—RearDisc Brake Pad Wear Sensor compatible with D279
1988BMW528e—RearDisc Brake Pad Wear Sensor compatible with D279
1988BMW535i—RearD165
1988BMW535is—RearD165
1987BMW325e—RearDisc Brake Pad Wear Sensor compatible with D279
1987BMW325es—RearDisc Brake Pad Wear Sensor compatible with D279
1987BMW325i—RearDisc Brake Pad Wear Sensor compatible with D279
1987BMW325is—RearDisc Brake Pad Wear Sensor compatible with D279
1987BMW528e—RearDisc Brake Pad Wear Sensor compatible with D279
1987BMW535i—RearD165
1986BMW325e—RearDisc Brake Pad Wear Sensor compatible with D279
1986BMW325es—RearDisc Brake Pad Wear Sensor compatible with D279
1986BMW528e—RearDisc Brake Pad Wear Sensor compatible with D279
1986BMW535i—RearD165
1985BMW325e—RearDisc Brake Pad Wear Sensor compatible with D279
1985BMW528e—RearDisc Brake Pad Wear Sensor compatible with D279
1985BMW535i—RearD165
1985BMW635CSi—RearDisc Brake Pad Wear Sensor compatible with D279
1985BMW735i—RearDisc Brake Pad Wear Sensor compatible with D279
1984BMW325e—RearDisc Brake Pad Wear Sensor compatible with D279
1984BMW528e—RearDisc Brake Pad Wear Sensor compatible with D279
1984BMW533i—RearDisc Brake Pad Wear Sensor compatible with D279
1983BMW528e—RearDisc Brake Pad Wear Sensor compatible with D279
1983BMW533i—RearDisc Brake Pad Wear Sensor compatible with D279
1982BMW528e—RearDisc Brake Pad Wear Sensor compatible with D279