Frenkit 763579 Disc Brake Caliper Repair Kit - Front

Frenkit 763579 Front Caliper Repair Kit

Frenkit 763579 is a disc brake caliper repair kit built around a 63mm caliper piston diameter. It is a direct-fit service part for front brake caliper maintenance on select Lexus ES models, including Lexus ES300h and Lexus ES350 applications with the specified OE caliper numbers.

• Disc brake caliper repair kit for front brake service
• Caliper piston diameter: 63mm
• Fits Lexus ES300h front applications with OE No. 4773033361 or 4775033361
• Fits Lexus ES350 front applications with OE No. 4773033361 or 4775033361
• Frenkit part number 763579 for accurate ordering and lookup

Application Details

This Frenkit 763579 kit is specified for front caliper service on 2013-2018 Lexus ES300h and 2012-2018 Lexus ES350 models when equipped with brake caliper OE No. 4773033361 or 4775033361. The 63mm piston diameter is the key sizing detail for matching the caliper assembly during repair work.

This part cross-references OE brake caliper applications for the same front fitment on Lexus ES300h and Lexus ES350 vehicles.

Common Brake Issues It Can Address

• Sticking or uneven caliper piston movement
• Brake drag caused by worn internal caliper seals
• Fluid leakage at the caliper during service
• Reduced braking consistency from aged caliper components
• Front brake caliper rebuild needs on Lexus ES300h and Lexus ES350

Installation Notes

Verify the caliper OE number and confirm the 63mm piston diameter before installation. Clean the caliper bore and related sealing surfaces thoroughly, and inspect the piston and housing for wear or scoring before reassembly. Use proper brake service procedures and bleed the hydraulic system after repair.

Quality Assurance

Frenkit manufactures brake service components for caliper repair applications, with this kit identified by part number 763579 for precise catalog matching.