Dynamic Friction 341-31089 Disc Brake Pad Wear Sensor - Rear
OE Quality 60-Day Returns
Dynamic Friction
 Sensor Wire

Dynamic Friction 341-31089 Disc Brake Pad Wear Sensor - Rear

Brand Dynamic Friction 341-31089
Position Rear
Product line Sensor Wire
Fits BMW · 17 vehicles

Wear sensor. Monitors brake pad condition for timely service.

Sensor wire. Built as a direct replacement for the original wear sensor lead.

$24.50Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Disc Brake Pad Wear Sensors are typically replaced in pairs, axle by axle.
Order total $24.50
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Disc Brake Pad Wear Sensor options

Rear Brake Pad Wear Sensor for BMW X4

Dynamic Friction Sensor Wire 341-31089 is a rear disc brake pad wear sensor for select BMW X4 applications. It is listed for 2019-2025 BMW X4 rear brake configurations, including standard brakes and specific rotor designs noted in the fitment data.

The Sensor Wire product line focuses on brake wear sensing components for vehicles that use electronic pad wear monitoring. For BMW X4 rear brake service, this part number 341-31089 is the direct fitment reference for the applications shown below.

  • Fits 2022-2025 BMW X4, rear
  • Fits 2020-2021 BMW X4, rear, standard brakes; original design aluminum hat rotors; sensor wire
  • Fits 2020-2021 BMW X4, rear, optional design for full cast disc brake rotors; sensor wire
  • Fits 2020-2021 BMW X4, rear, compatible with aluminum hat rotors designed to original specifications; includes disc brake pad wear sensor; sensor wire
  • Fits 2020-2021 BMW X4, rear, standard brakes; optional design full cast rotors; sensor wire
  • Fits 2019 BMW X4, rear, full cast replacement for aluminum hat disc; sensor wire

Key Features

  • Disc brake pad wear sensor for rear brake service
  • Designed for BMW X4 rear applications listed by year and rotor configuration
  • Sensor Wire product line identification for brake wear monitoring service
  • Part number 341-31089 for application matching and catalog lookup

What This Part Is Used For

  • Replacing a worn or damaged rear brake pad wear sensor
  • Restoring brake wear warning function on the BMW X4
  • Addressing brake warning messages related to rear pad wear monitoring
  • Supporting brake service on vehicles with aluminum hat or full cast rotor configurations listed in fitment

Installation Notes and Tips

Verify the rear brake rotor design and brake package before ordering, since the fitment notes distinguish between standard brakes, original design aluminum hat rotors, and full cast rotor applications. Confirm the connector routing and sensor wire path against the removed part before installation. Part number 341-31089 should be matched to the exact BMW X4 year and brake configuration shown in the fitment list.

Quality Assurance

Dynamic Friction identifies this part within its Sensor Wire line for brake wear sensing applications. Use the fitment data to confirm the correct rear application for your BMW X4 before service.

Related reading

This part fits 17 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2025BMWX4—RearSensor Wire
2024BMWX4—RearSensor Wire
2023BMWX4—RearSensor Wire
2022BMWX4—RearSensor Wire
2021BMWX4xDrive30iRearStandard Brakes; Original Design Aluminum Hat Rotors; Sensor Wire
2021BMWX4M40iRearOptional design for full cast disc brake rotors.; Sensor Wire
2021BMWX4M CompetitionRearOptional design for full cast disc brake rotors.; Sensor Wire
2021BMWX4M40iRearCompatible with aluminum hat rotors designed to original specifications; includes Disc Brake Pad Wear Sensor.; Sensor Wire
2021BMWX4M CompetitionRearCompatible with aluminum hat rotors designed to original specifications; includes Disc Brake Pad Wear Sensor.; Sensor Wire
2021BMWX4xDrive30iRearStandard Brakes; Optional Design Full Cast Rotors; Sensor Wire
2020BMWX4xDrive30iRearStandard Brakes; Original Design Aluminum Hat Rotors; Sensor Wire
2020BMWX4M40iRearOptional design for full cast disc brake rotors.; Sensor Wire
2020BMWX4M CompetitionRearOptional design for full cast disc brake rotors.; Sensor Wire
2020BMWX4M40iRearCompatible with aluminum hat rotors designed to original specifications; includes Disc Brake Pad Wear Sensor.; Sensor Wire
2020BMWX4M CompetitionRearCompatible with aluminum hat rotors designed to original specifications; includes Disc Brake Pad Wear Sensor.; Sensor Wire
2020BMWX4xDrive30iRearStandard Brakes; Optional Design Full Cast Rotors; Sensor Wire
2019BMWX4xDrive30iRearFull Cast Replacement for Aluminum Hat Disc; Sensor Wire