Frenkit 745285 Disc Brake Caliper Repair Kit - Front

Frenkit 745285 Disc Brake Caliper Repair Kit

Frenkit 745285 is a disc brake caliper repair kit for the Advi brake system with a 45mm caliper piston diameter. It is built for front brake service on select Mazda CX-9 and Mazda CX-7 applications, making it a focused repair solution for caliper maintenance. The Frenkit 745285 is specified for OE-caliper matchups where piston size and brake system type must align.

Key Features

• Disc brake caliper repair kit for front brake service
• Brake system: Advi
• Caliper piston diameter: 45mm
• Fits 2010-2014 Mazda CX-9, front, with Brake Caliper OE No. L2Z23398ZA or L2Z23399ZA
• Fits 2007-2012 Mazda CX-7, front, with Brake Caliper OE No. L2Z63398ZA or L2Z63399ZA
• Part number: 745285

Detailed Description

This Frenkit brake service kit is intended for front caliper repair where the original brake system is Advi and the piston measures 45mm. It is a direct-fit service part for Mazda CX-9 front brake calipers from 2010-2014 and Mazda CX-7 front brake calipers from 2007-2012 when the OE caliper numbers match the listed references. If you are searching for a front brake caliper repair kit for Mazda CX-9 2010-2014 or Mazda CX-7 2007-2012, part number 745285 provides the application-specific fitment details needed for selection.

This part cross-references OE caliper numbers L2Z23398ZA and L2Z63398ZA for the same application.

Common Repair Uses

• Restoring caliper sealing surfaces during brake service
• Addressing fluid leakage at the front caliper
• Repairing sticking or uneven caliper piston movement
• Correcting brake drag caused by worn caliper components
• Servicing a front caliper with a 45mm piston on the Advi brake system

Installation Notes

Confirm the OE caliper number and piston diameter before ordering. This kit is listed for front position applications only, so match the vehicle, brake system, and caliper casting to the fitment data before installation. Clean the caliper thoroughly and inspect the piston, bore, and sealing surfaces for wear or damage during service.

Quality Assurance

Frenkit manufactures brake service components for caliper repair applications, and this part is cataloged with vehicle-specific fitment data for Mazda CX-9 and Mazda CX-7 front brake service. Part number 745285 is identified by brake system and piston diameter to support accurate selection.