Frenkit 738903 Disc Brake Caliper Repair Kit - Rear

Disc Brake Caliper Repair Kit for Rear Applications

Frenkit 738903 is a disc brake caliper repair kit for rear brake service on select Audi, Volkswagen, and Volvo applications. It is specified for Girl/Lucas/TRW brake systems with a 38mm caliper piston diameter, making it a focused service part for restoring caliper function on the listed vehicles.

Key Features

• Disc brake caliper repair kit for rear caliper service
• Brake system specification: Girl/Lucas/TRW
• Caliper piston diameter: 38mm
• Fits select Audi A4 Quattro, Audi S4, Audi A6, Audi Cabriolet, Audi 90, and Audi 90 Quattro rear brake applications
• Fits select Volkswagen Golf, Jetta, Passat, Cabrio, and Corrado rear brake applications
• Fits select Volvo S40 and V40 rear brake applications
• Frenkit 738903 for OE-number-matched caliper applications

Detailed Description

Use Frenkit 738903 when servicing a rear disc brake caliper that matches the listed OE caliper numbers and 38mm piston size. This kit is cataloged for Girl/Lucas/TRW brake systems and covers a wide range of fitments across Audi A4 Quattro, Audi S4, Audi A6, Audi Cabriolet, Volkswagen Golf, Volkswagen Jetta, Volkswagen Passat, Volkswagen Cabrio, Volkswagen Corrado, Volvo S40, and Volvo V40 rear brake applications. This part cross-references OE-style service needs for the same application.

What It Is Used For

• Restoring rear caliper sealing surfaces during brake service
• Addressing sticking or uneven rear brake caliper operation
• Servicing calipers with fluid seepage at the piston or seal area
• Renewing worn internal caliper components on OE-number-matched units
• Supporting brake maintenance on Audi A4 Quattro and Volkswagen Golf rear caliper applications

Installation Notes and Tips

Verify the brake system type, caliper piston diameter, and OE caliper number before ordering. Confirm rear position fitment against the vehicle listing, including the specific OE references shown for each application. Clean the caliper body thoroughly before assembly and inspect the piston, bore, and slide surfaces for wear or scoring before reusing the caliper.

Quality Assurance

Frenkit supplies brake service components for OE-number-matched repair applications. Part number 738903 is cataloged for the specified rear caliper fitments and 38mm piston configuration.