PowerStop SW-0427 Disc Brake Pad Wear Sensor - Rear

Rear Brake Wear Sensor for BMW Z4

PowerStop SW-0427 is a rear electronic disc brake pad wear sensor for select 2003-2008 BMW Z4 applications. It is built to match OEM form, fit, and function, with temperature-resistant construction for consistent conductivity and long service life.

For BMW Z4 rear brake service, replacing the wear sensor at the same time as the pads helps restore proper brake warning system operation. PowerStop SW-0427 is designed for direct replacement use on the rear axle and follows the same basic requirements as the original sensor.

Key Features

• Rear Euro-Stop electronic brake wear sensor
• Direct replacement for select BMW Z4 rear applications
• OEM-style form, fit, and function
• Built to withstand extreme temperatures
• Designed for stable electrode conductivity over extended use
• Black connector with round connector shape
• Female connector with male terminals
• Two-wire design with integrated grommets

Detailed Description

The PowerStop SW-0427 brake pad wear sensor is made for rear brake systems on the 2003-2008 BMW Z4. As part of the PowerStop Euro-Stop line, this sensor is intended to replace a worn electronic wear indicator with a direct-fit component that follows OEM requirements for fit and function. The harness length, connector style, and terminal layout are configured for the rear brake wear sensor application on the BMW Z4.

This part cross-references Centric Parts 116.34027 for the same application. PowerStop SW-0427 is also referenced in brake wear sensor interchange listings for select European vehicle applications.

What It Helps Address

• Brake wear warning light remaining on after pad service
• Damaged or worn rear brake pad wear sensor
• Incorrect brake wear signal after brake pad replacement
• Loss of continuity in the rear brake warning circuit
• Need for an OEM-style rear sensor on BMW Z4 brake service

Installation Notes and Tips

Install SW-0427 on the rear brake position only for the listed BMW Z4 applications. Inspect the connector, grommets, and routing path before installation to confirm the harness seats correctly and does not contact moving or hot brake components. Replace the sensor during brake pad service when the original sensor is worn or triggered.

Compatible With 2003-2008 BMW Z4, rear. Confirm the vehicle year and rear brake configuration before ordering. PowerStop SW-0427 is the correct rear wear sensor reference for the listed BMW Z4 fitment.

Quality Assurance

PowerStop designs Euro-Stop brake wear sensors to meet or exceed OEM requirements and to maintain conductivity under high-temperature brake conditions. The SW-0427 is engineered for long-term operation and consistent brake warning system performance on the specified BMW Z4 rear applications.