Global Parts 1815855 Disc Brake Pad Wear Sensor - Rear
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Global Parts

Global Parts 1815855 Disc Brake Pad Wear Sensor - Rear

Brand Global Parts 1815855
Position Rear
Terminal Type Blade
Wire Quantity 1
Connector Shape Oval
Terminal Quantity 2
Connector Gender Female
Terminal Gender Male
Wiring Harness Included Yes
Fits Cadillac, Chevrolet, and GMC · 54 vehicles

Direct replacement. Fits as a brake wear sensor with no modifications needed.

Accurate wear detection. Alerts you when brake pads are thinning.

Blade terminal design. Features an oval female connector and included wiring harness.

Cross-references HOLSTEIN 2BWS0464, 84474064 and 84688287 for the same application. See all 4.

$35.14Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Disc Brake Pad Wear Sensors are typically replaced in pairs, axle by axle.
Order total $35.14
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 Wear Sensor for GM Trucks and SUVs

Global Parts 1815855 is a direct replacement disc brake pad wear sensor for rear applications on select Chevrolet, GMC, and Cadillac vehicles. It monitors brake pad thickness and sends a wear alert when the pads thin out, helping you stay ahead of brake service on models like the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade.

Key Features

  • Direct replacement disc brake pad wear sensor
  • Blade terminal type with 2 terminals
  • Female connector with oval shape
  • 1-wire design with wiring harness included
  • Rear position fitment for select GM applications
  • Global Parts part number 1815855

Detailed Description

This brake wear sensor is built for rear brake systems that use an electronic pad wear indicator. It detects brake pad thinning and triggers a warning before the pads reach a critical wear point, supporting timely brake maintenance and consistent braking performance. The connector design, terminal layout, and harness configuration are matched for direct replacement use on the listed GM platforms, including Chevrolet Colorado, GMC Canyon, and GMC Hummer EV models.

This part cross-references Holstein 2BWS0464 for the same application. Global Parts 1815855 also cross-references 84474064, 84688287, and ES115887.

What It Helps Address

  • Brake pad wear warning light or message
  • Damaged or broken rear brake wear sensor
  • Faulty wear indicator signal on the instrument cluster
  • Brake service intervals that require sensor replacement
  • Loss of brake pad wear detection on rear brakes

Installation Notes and Tips

Verify rear position fitment before installation. Match the connector shape, terminal type, terminal count, and wiring harness configuration to the original sensor on the vehicle. After installation, confirm the brake wear warning system clears and operates normally. Fits 2019-2025 Chevrolet Silverado 1500, rear; Fits 2024-2025 Chevrolet Colorado, rear; Fits 2021-2024 Cadillac Escalade, rear.

Quality Assurance

Global Parts supplies this brake wear sensor as a direct replacement part engineered for accurate and reliable brake wear detection on the listed applications. Part number 1815855 is built to match the original sensor style used on compatible GM rear brake systems.

Related reading

This part fits 54 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2025ChevroletColorado2.7LL4—Rear—
2025ChevroletSilverado 15002.7LL4—Rear—
2025GMCCanyon2.7LL4—Rear—
2025GMCHummer EV Pickup-L--BATTERY EV (EV/BEV)Rear—
2025GMCHummer EV SUV-L--BATTERY EV (EV/BEV)Rear—
2025GMCSierra 15003.0LL6—Rear—
2024CadillacEscalade6.2LV8—Rear—
2024CadillacEscalade ESV6.2LV8—Rear—
2024ChevroletColorado2.7LL4—Rear—
2024ChevroletSilverado 15002.7LL4—Rear—
2024GMCCanyon2.7LL4—Rear—
2024GMCHummer EV Pickup-L--BATTERY EV (EV/BEV)Rear—
2024GMCHummer EV SUV-L--BATTERY EV (EV/BEV)Rear—
2024GMCSierra 15003.0LL6—Rear—
2024GMCYukon6.2LV8—Rear—
2024GMCYukon XL3.0LL6—Rear—
2023CadillacEscalade6.2LV8—Rear—
2023CadillacEscalade ESV6.2LV8—Rear—
2023ChevroletCheyenne6.2LV8—Rear—
2023ChevroletSilverado 15002.7LL4—Rear—
2023ChevroletTahoe3.0LL6—Rear—
2023GMCSierra5.3LV8—Rear—
2023GMCSierra 15005.3LV8—Rear—
2023GMCYukon6.2LV8—Rear—
2023GMCYukon XL3.0LL6—Rear—
2022CadillacEscalade6.2LV8—Rear—
2022CadillacEscalade ESV3.0LL6—Rear—
2022ChevroletCheyenne5.3LV8—Rear—
2022ChevroletSilverado 15002.7LL4—Rear—
2022ChevroletSilverado 1500 LTD3.0LL6—Rear—
2022ChevroletTahoe5.3LV8—Rear—
2022GMCSierra6.2LV8—Rear—
2022GMCSierra 15003.0LL6—Rear—
2022GMCSierra 1500 Limited6.2LV8—Rear—
2022GMCYukon6.2LV8—Rear—
2022GMCYukon XL5.3LV8—Rear—
2021CadillacEscalade6.2LV8—Rear—
2021CadillacEscalade ESV6.2LV8—Rear—
2021ChevroletCheyenne6.2LV8—Rear—
2021ChevroletSilverado 15003.0LL6—Rear—
2021ChevroletTahoe5.3LV8—Rear—
2021GMCSierra6.2LV8—Rear—
2021GMCSierra 15003.0LL6—Rear—
2021GMCYukon6.2LV8—Rear—
2021GMCYukon XL6.2LV8—Rear—
2020ChevroletCheyenne5.3LV8—Rear—
2020ChevroletSilverado 15005.3LV8—Rear—
2020GMCSierra6.2LV8—Rear—
2020GMCSierra 15005.3LV8—Rear—
2019ChevroletCheyenne6.2LV8—Rear—
2019ChevroletSilverado 15005.3LV8—Rear—
2019GMCSierra5.3LV8—Rear—
2019GMCSierra 15002.7LL4—Rear—
2019GMCSierra 1500 Limited5.3LV8—Rear—
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
HOLSTEIN — 2BWS04648447406484688287ES115887