Frenkit 740184 Disc Brake Caliper Repair Kit - Rear

Frenkit 740184 Rear Brake Caliper Repair Kit

Frenkit 740184 is a disc brake caliper repair kit for rear brake service on select Lexus and Mitsubishi applications. It centers on a 40.4mm caliper piston diameter, making it a direct-reference option when servicing the caliper piston and related sealing components on the listed vehicles.

Key Features

• Disc brake caliper repair kit for rear caliper service
• Caliper piston diameter: 40.4mm
• Fits 2018 Lexus NX300, rear, with Brake Caliper OE No. 4783078010 or 4785078010
• Fits 2015-2018 Lexus NX300h, rear, with Brake Caliper OE No. 4783078010 or 4785078010
• Fits 2015-2017 Lexus NX200t, rear, with Brake Caliper OE No. 4783078010 or 4785078010
• Fits 2018 Mitsubishi Eclipse Cross, rear, with Brake Caliper OE No. 4605C043 or 4605C044
• Fits 2018 Mitsubishi Outlander PHEV, rear, with Brake Caliper OE No. 4605C043 or 4605C044

Product Details

This Frenkit 740184 brake caliper repair kit is specified around a 40.4mm piston diameter and is used for rear disc brake caliper service on the exact Lexus NX300, Lexus NX300h, Lexus NX200t, Mitsubishi Eclipse Cross, and Mitsubishi Outlander PHEV applications listed above. When the caliper piston, seals, or internal wear components need attention, this part number provides a focused service solution for the OE-caliper references shown. This part cross-references OE brake caliper numbers 4783078010 and 4605C043 for the same application.

Common Repair Uses

• Brake fluid seepage at the rear caliper
• Sticking or uneven rear brake caliper operation
• Worn piston seal or dust seal service
• Rear brake drag or inconsistent pad release
• Restoring caliper function during brake overhaul

Installation Notes

Verify the rear caliper OE number and confirm the 40.4mm piston diameter before ordering. Match the vehicle application exactly: Fits 2018 Lexus NX300, rear; Fits 2015-2018 Lexus NX300h, rear; Fits 2015-2017 Lexus NX200t, rear; Fits 2018 Mitsubishi Eclipse Cross, rear; and Fits 2018 Mitsubishi Outlander PHEV, rear. Clean the caliper bore thoroughly and inspect the piston surface and slide components before reassembly.

Quality Assurance

Frenkit brake service components are built for caliper repair work where accurate fitment and OE-reference matching matter. Use the listed OE caliper numbers and piston diameter to confirm the correct application before installation.