Global Parts 1813420 Disc Brake Pad Wear Sensor - Rear

Brake Wear Sensor for BMW Rear Applications

Global Parts 1813420 is a direct replacement disc brake pad wear sensor for select rear BMW applications. It monitors brake pad thickness and triggers a warning when the pads reach the wear limit, helping maintain braking performance and driver awareness.

Built with a 2-wire design, round female connector, male terminals, and an included wiring harness, this brake wear sensor is made for straightforward replacement on 1995-2002 BMW 318ti and BMW Z3 rear brake systems. Part number 1813420 is also referenced for OE-style service on the same application.

Key Features

• Direct replacement disc brake pad wear sensor
• Fits rear brake positions on select BMW models
• 2-wire configuration for wear signal detection
• Round connector shape with female connector and male terminals
• Pin terminal type with 2 terminals
• Wiring harness included
• Cross-reference: Standard Ignition PWS131

Detailed Description

Global Parts 1813420 is engineered for brake wear monitoring on 1995-1999 BMW 318ti rear and 1996-2002 BMW Z3 rear applications. It provides a direct replacement solution for the original disc brake pad wear sensor, using the specified pin terminals, round connector, and 2-wire layout to match the vehicle’s brake warning circuit. If you are searching for a rear brake pad wear sensor for BMW Z3 or BMW 318ti, part number 1813420 is a fitment-specific option built for those model years.

This sensor helps detect thinning brake pads before they reach a critical wear point, supporting timely pad replacement and consistent brake system monitoring. It is a practical choice for BMW owners and technicians replacing a worn rear brake wear sensor on these vehicles.

What It Helps Address

• Brake pad wear warning light staying on
• Broken or damaged rear brake wear sensor wiring
• Inaccurate brake pad wear detection
• Service replacement after brake pad wear sensor damage
• Loss of brake wear alert function on BMW rear brakes

Installation Notes and Tips

Verify rear-position fitment before installation. Match the connector shape, terminal type, and wire count to the original sensor on the vehicle. Inspect the brake pad and sensor routing during service to avoid pinching or abrasion, and confirm the warning circuit functions properly after installation. Fits 1995-1999 BMW 318ti, rear. Fits 1996-2002 BMW Z3, rear.

Quality Assurance

Global Parts 1813420 is a direct replacement brake wear sensor built to match the listed BMW rear applications and OE-style connector requirements. Part number 1813420 is supplied as a fitment-specific replacement for accurate brake wear detection on the covered vehicles.