Customer Satisfaction Program 21B13 – Rear Wheel Knuckle and Toe Link Replacement – 2017-2019 Ford Explorer

NHTSA ID Number: 10189764

Manufacturer Communication Number: 21B13

 

Summary

Certain 2017-2019 Model Year Explorer Vehicles Rear Wheel Knuckle and Toe Link Replacement

This program is a proactive investigation by FordeBay logo Motor Company to obtain field parts for testing. FordeBay logo is voluntarily conducting this program to replace both rear toe links and wheel knuckles on vehicles always registered and always residing in the Detroit (and Toronto) area. The replacement toe links and knuckles being installed contain no enhancements and are identical to the parts being removed. It is very important that parts obtained from this program be returned to FordeBay logo for this study

 

 


3 Affected Products

Vehicle

MAKEMODELYEAR
FORDeBay logoEXPLORER2017-2019

 


PROGRAM TERMS 

This program will be in effect through May 31, 2021. There is no mileage limit for this program.

 

AFFECTED VEHICLES

VehicleModel YearAssembly PlantBuild Dates
Explorer2017-2019ChicagoJanuary 27, 2017 through September 16, 2018

 

REASON FOR THIS PROGRAM

This program is a proactive investigation by FordeBay logo Motor Company to obtain field parts for testing.  FordeBay logo is voluntarily conducting this program to replace both rear toe links and wheel knuckles on vehicles always registered and always residing in the Detroit (and Toronto) area.  The replacement toe links and knuckles being installed contain no enhancements and are identical to the parts being removed.  It is very important that parts obtained from this program be returned to FordeBay logo for this study.

 

SERVICE ACTION

Dealers are to replace both rear toe links and wheel knuckles and return the parts for analysis. This service must be performed on all affected vehicles at no charge to the vehicle owner.

 

OWNER NOTIFICATION AND MAILING SCHEDULE

Owner letters are expected to be mailed the week of March 15, 2021. Dealers should repair any affected vehicles that arrive at their dealerships, whether or not the customer has received a letter.

 

TITLE BRANDED / SALVAGED VEHICLES

Affected title branded and salvaged vehicles are eligible for this service action.

 

OWNER REFUNDS 

Refunds are not approved for this program.

 

RENTAL VEHICLES

Rental vehicles are not approved for this program.

 

PARTS REQUIREMENTS / ORDERING INFORMATION

Part NumberDescriptionOrder QuantityClaim Quantity
W712435-S439
Genuine *Nut W712435-S439
  • Genuine FordeBay logo Part: Authentic FordeBay logo component that fits your specific vehicle
  • CV Joint Nut: Specialized nut designed for CV joint applications
  • Part Number W712435S439: Official FordeBay logo part number for easy identification and ordering
  • Quality Manufacturing: Manufactured to meet specifications for fit, form, and function
  • Direct Replacement Component: Ensures proper fitment and reliable performance for your FordeBay logo vehicle's CV joint assembly

Last update on 2026-06-18 / Affiliate links / Images from Amazon Product Advertising API


 

Wheel Hub Nut – AWD Only12
PM-4-A

Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API


 

Brake Parts CleanerAs Required
W710681-S439Brake Caliper Bolts24
W708733-S439Brake Disk Retainer Bolt (4 in package 2 required)12
W520213-S440

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

Rear Stabilizer Link Nut12
W714033-S439Shock Absorber Bolt (4 in package 2 required)12
W715419-S439Trailing Arm Bolt (4 in package 2 required)12
W520516-S441Trailing Arm Nut22
W715127-S439Upper Control Arm, Lower Control Arm Bolt14
W520517-S440Upper Control Arm, Lower Control Arm Nut14
W714516-S439Wheel Hub Bolt28
DB5Z-5B759-BLeft Rear Knuckle11
DB5Z-5B758-BRight Rear Knuckle11
DB5Z-5A972-JToe Link KitVIN Specific
DB5Z-5A972-KToe Link KitVIN Specific

 


CERTAIN 2017-2019 MODEL YEAR EXPLORER VEHICLES — REAR WHEEL KNUCKLE

 

SERVICE PROCEDURE

1. Remove both rear toe links. Please follow the Workshop Manual (WSM) procedures in Section 204-02.

2. Replace both rear wheel knuckles. Please follow the WSM procedures in Section 204-02.

• Do not install the wheels and tires or perform an alignment at this time.

3. Install both new rear toe links. Please follow the WSM procedures in Section 204-02.

4. Perform the alignment to check and correct rear toe and camber. Please follow the WSM procedures in Section 204-00.

IMPORTANT NOTE: Federal law prohibits selling motor vehicle parts or components that are under safety, compliance, or emissions recall. Unless a part is requested to be returned to FordeBay logo, all parts replaced under this FSA must be scrapped in accordance with all applicable local, state and federal environmental protection and hazardous material regulations. Refer to the Parts Retention, Return, & Scrapping section of the FSA dealer bulletin for further information.

 


 


1 Associated Document

Manufacturer Communications

Customer Satisfaction Program 21B13
March 1, 2021

https://www.nhtsa.gov/recalls?nhtsaId=10189764

MC-10189764-0001.pdf 325.938KB

 


 

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Last update on 2026-06-03 / Affiliate links / Images from Amazon Product Advertising API


 

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