Carlson 7178 Disc Brake Caliper Piston - Rear

Carlson Disc Brake Caliper Piston 7178

Carlson 7178 is a rear disc brake caliper piston for select Toyota, Lexus, Scion, Mazda, Hyundai, and Nissan applications. It is listed for multiple OE-style caliper piston references, including D1354 and D1423, making it a direct-fit option for common rear brake service jobs.

Key Features

• Disc brake caliper piston for rear brake service
• Fits select Toyota Prius, Prius Prime, Corolla iM, and Prius AWD-e applications
• Also listed for Lexus CT200h, Scion iM, tC, xB, Mazda CX-5, Hyundai Sonata, and Nissan models
• OE-style replacement part number 7178
• Application notes include D1354, D1423, D1624, D1262, D272, D230, and D323 references

Detailed Description

This Carlson disc brake caliper piston is built for rear brake hydraulic service where the original piston needs replacement during caliper repair or rebuild work. The Carlson 7178 application coverage includes 2019-2022 Toyota Prius and Prius AWD-e rear, 2017-2022 Toyota Prius Prime rear, and 2010-2018 Toyota Prius rear, along with rear fitment for Lexus CT200h, Scion iM, Scion tC, Scion xB, Mazda CX-5, Hyundai Sonata, and Nissan 200SX and Maxima listings. For buyers searching for a rear brake caliper piston for Toyota Prius or Lexus CT200h service, this part number provides a focused match by vehicle and caliper reference.

This part cross-references common OE-style caliper piston applications such as D1354 and D1423 for the same application.

What It Helps Fix

• Worn or damaged rear caliper piston surfaces
• Brake fluid leakage at the caliper piston area
• Uneven rear brake pad contact caused by piston wear
• Sticking rear brake operation related to piston condition
• Brake service needs on Toyota Prius, Prius Prime, and related rear caliper applications

Installation Notes and Tips

Verify the caliper reference number and rear position before ordering. Match the piston to the existing caliper design and inspect seals, bore condition, and brake fluid contamination during service. Proper brake bleeding and system inspection are recommended after installation. Confirm fitment for your exact Toyota Prius, Prius Prime, Lexus CT200h, or other listed vehicle before assembly.

Quality Assurance

Carlson brake components are cataloged for specific OE-style applications, and this part number is listed with defined vehicle fitment for rear brake service.