Global Parts 1815882 Disc Brake Pad Wear Sensor - Rear

Rear Brake Wear Sensor for BMW

Global Parts 1815882 is a direct replacement disc brake pad wear sensor for rear brake applications on select BMW models. It monitors brake pad thickness and sends a wear alert when the pads thin out, helping you stay ahead of brake service on vehicles like the BMW 330i, BMW 430i, and BMW Z4.

Key Features

• Direct replacement disc brake pad wear sensor
• Rear position application for select BMW models
• Blade terminal type with 2 terminal connections
• Oval female connector with male terminals
• 1-wire design with wiring harness included
• Built for accurate brake wear detection and service alerts

Detailed Description

Global Parts 1815882 is engineered as a brake pad wear sensor for rear brake systems, using an oval female connector, blade-style terminals, and a 1-wire layout for the specified vehicle applications. It is designed to replace the original sensor on compatible BMW platforms and provide reliable brake wear monitoring so the driver is alerted when pad thickness reaches service limits. This part cross-references BMW OE number 34356877085 for the same application.

Compatible With rear brake wear sensor applications on BMW 230i, 330e, 330i, 330i xDrive, 330e xDrive, 430i, 430i xDrive, 430i Gran Coupe, 430i xDrive Gran Coupe, M240i xDrive, M340i, M340i xDrive, M440i, M440i xDrive, M440i xDrive Gran Coupe, i4, and Z4 models listed below. The part number 1815882 is also a useful reference when verifying the correct rear sensor for BMW brake service.

Vehicle Fitment

• Fits 2024-2025 BMW Z4, Rear
• Fits 2021 BMW Z4, Rear
• Fits 2021-2023 BMW 330e, Rear
• Fits 2021-2023 BMW 330e xDrive, Rear
• Fits 2022-2023 BMW 430i Gran Coupe, Rear
• Fits 2023 BMW 430i xDrive Gran Coupe, Rear
• Fits 2021-2023 BMW M440i, Rear
• Fits 2021-2023 BMW M440i xDrive, Rear
• Fits 2022-2023 BMW M440i xDrive Gran Coupe, Rear
• Fits 2022 BMW 230i, Rear
• Fits 2021-2022 BMW 330i, Rear
• Fits 2020-2022 BMW 330i xDrive, Rear
• Fits 2021-2022 BMW 430i, Rear
• Fits 2021-2022 BMW 430i xDrive, Rear
• Fits 2022 BMW i4, Rear
• Fits 2022 BMW M240i xDrive, Rear
• Fits 2021-2022 BMW M340i, Rear
• Fits 2021-2022 BMW M340i xDrive, Rear

What It Helps Address

• Brake pad wear warning light triggered by a worn sensor
• Inaccurate brake wear detection at the rear axle
• Damaged connector or terminal issues at the sensor plug
• Service reminders after rear brake pad replacement
• Faulty brake wear sensor readings on BMW brake systems

Installation Notes and Tips

Confirm rear axle fitment by year, model, and position before installation. Inspect the connector shape, terminal count, and harness routing against the original sensor to ensure proper connection on the BMW 330i, BMW 430i, BMW M340i, and related applications. Replace the sensor when servicing rear brake pads if the original unit is worn, damaged, or has triggered a warning.

Quality Assurance

Global Parts 1815882 is built as a direct replacement brake wear sensor for the listed BMW rear applications. Its OE-style fitment and brake wear monitoring function support consistent service intervals and dependable warning output for brake maintenance.