Frenkit 742203 Disc Brake Caliper Repair Kit - Rear

Rear Caliper Repair for Mercedes-Benz

The Frenkit 742203 disc brake caliper repair kit is built for rear brake service on select Mercedes-Benz models with a 42mm caliper piston diameter. It is a direct-fit service kit for restoring caliper function on applications using the listed OE caliper numbers.

• Caliper piston diameter: 42mm
• Disc brake caliper repair kit for rear brake service
• Fits select Mercedes-Benz E-Class, S-Class, CLS, CL, and SL applications
• Application-specific to rear calipers with the OE numbers listed below
• Frenkit part number 742203

Fitment Details

• Fits 2012-2013 Mercedes-Benz S350, rear, with Brake Caliper OE No. A0024202783, A0024202883
• Fits 2007-2011 Mercedes-Benz CLS550, rear, with Brake Caliper OE No. A0024202783, A0024202883
• Fits 2008-2009 Mercedes-Benz E300, rear, with Brake Caliper OE No. A0024202583, A0024202683, A0024202783, A0024202883
• Fits 2003-2009 Mercedes-Benz E320, rear, with Brake Caliper OE No. A0024202583, A0024202683, A0024202783, A0024202883
• Fits 2006-2009 Mercedes-Benz E350, rear, with Brake Caliper OE No. A0024202783, A0024202883
• Fits 2007-2009 Mercedes-Benz E550, rear, with Brake Caliper OE No. A0024202783, A0024202883
• Fits 2007 Mercedes-Benz E280, rear, with Brake Caliper OE No. A0024202583, A0024202683, A0024202783, A0024202883
• Fits 2006 Mercedes-Benz CL500, rear, with Brake Caliper OE No. A0024206583, A0024206683, A0024206783, A0024206883
• Fits 2006 Mercedes-Benz CLS500, rear, with Brake Caliper OE No. A0024202783, A0024202883
• Fits 2006 Mercedes-Benz E500, rear, with Brake Caliper OE No. A0024202583, A0024202683, A0024202783, A0024202883
• Fits 2006 Mercedes-Benz S350, rear, with Brake Caliper OE No. A0024206583, A0024206683
• Fits 2003-2006 Mercedes-Benz S430, rear, with Brake Caliper OE No. A0024206583, A0024206683, A0024206783, A0024206883
• Fits 2003-2006 Mercedes-Benz S500, rear, with Brake Caliper OE No. A0024206583, A0024206683, A0024206783, A0024206883
• Fits 2004-2006 Mercedes-Benz SL500, rear, with Brake Caliper OE No. A0024202583, A0024202683, A0024202783, A0024202883
• Fits 2003-2005 Mercedes-Benz CL500, rear, with Brake Caliper OE No. A0024206583, A0024206683
• Fits 2003-2005 Mercedes-Benz E500, rear, with Brake Caliper OE No. A0024202783, A0024202883
• Fits 2003 Mercedes-Benz SL500, rear, with Brake Caliper OE No. A0024202783, A0024202883

What This Kit Helps Address

• Rear caliper piston seal wear
• Brake fluid seepage at the caliper
• Sticking or uneven rear brake caliper operation
• Loss of hydraulic pressure in the rear brake circuit
• Service needs during caliper rebuild on Mercedes-Benz E-Class, S-Class, CLS, CL, and SL models

Installation Notes

Confirm the rear caliper OE number and piston diameter before ordering. This Frenkit 742203 kit is specified for 42mm piston applications, so matching the caliper casting and OE reference is essential for correct service. Clean the caliper bore thoroughly and inspect the piston and sliding surfaces before reassembly.

Quality Assurance

Frenkit manufactures brake service components for caliper repair applications, and this kit is cataloged for the exact Mercedes-Benz rear brake fitments listed above. Part number 742203 is intended for OE-number-matched service work on the specified vehicles.