PowerStop SW-1226 Disc Brake Pad Wear Sensor - Rear

Rear Brake Wear Sensor for Cadillac CT4

PowerStop SW-1226 is a rear electronic brake wear sensor built for vehicles that use an OE-style pad wear monitoring system. It is designed to match original form, fit, and function while supporting reliable brake service on the 2022-2025 Cadillac CT4 with 18" Heavy Duty front and rear brakes (J6G).

When replacing rear brake pads and rotors, renewing the wear sensor helps restore proper brake monitoring and keeps the system working as intended. This PowerStop rear electronic brake wear sensor is made for straightforward replacement service on the Cadillac CT4, rear position.

Key Features

• Rear electronic disc brake pad wear sensor
• OE-style form, fit, and function
• Built to meet or exceed OEM requirements
• Designed for high-temperature durability and stable electrode conductivity
• Black connector with oval shape, female connector gender, and blade terminals
• Includes grommets for routing and retention
• Two-wire design with a 627.0 wiring harness length

Product Details

PowerStop SW-1226 is part of the PowerStop Rear Electronic Brake Wear Sensor line, created for drivers who want a direct replacement sensor during brake maintenance. The sensor is engineered to work with the vehicle’s brake wear monitoring system and is built to maintain conductivity under demanding temperature conditions. For 2022-2025 Cadillac CT4 rear brake service, SW-1226 supports a clean OE-style repair when the original sensor is worn or damaged. This part cross-references Dynamic Friction Company 341-46010 for the same application.

What This Sensor Helps Address

• Brake wear warning light triggered by a worn rear sensor
• Damaged sensor wiring during pad or rotor replacement
• Intermittent brake wear signal from an aging electronic sensor
• Loss of proper pad wear monitoring after brake service
• Fitment issues when reusing an old rear brake wear sensor

Installation Notes

Install SW-1226 at the rear position on the specified Cadillac CT4 application. Inspect the sensor routing, connector, and grommets before installation, and replace any worn sensor rather than reusing the original part. Confirm the vehicle is equipped with 18" Heavy Duty front and rear brakes (J6G) before ordering. For fitment-specific service, use SW-1226 on 2022-2025 Cadillac CT4 rear brake applications only.

Quality Assurance

PowerStop states that this brake wear sensor is built to meet or exceed OEM requirements and is engineered for durability in extreme temperatures. The design focus is consistent brake wear monitoring performance and OE-style replacement quality for the Cadillac CT4 rear brake system.