January 25, 2024 NHTSA CAMPAIGN NUMBER: 24V043000
An improperly installed wheel end hub assembly can leak oil, causing the axle spindles to loosen or fracture and increasing the risk of a crash.
NHTSA Campaign Number: 24V043
Manufacturer PACCAR
Incorporated
Components STEERING
Potential Number of Units Affected 48
Summary
PACCAR Incorporated (PACCAR) is recalling certain 2024 Peterbilt 389, 520, 567, and Kenworth T880 trucks. The bearing journals may not be fully seated in the steering knuckle assemblies, preventing the proper installation of the wheel end hub assemblies.
Remedy
Dealers will inspect and replace the steering knuckle assemblies as necessary, free of charge. Owner notification letters are expected to be mailed March 25, 2024. Owners may contact Peterbilt customer service at 1-940-591-4220 and/or Kenworth customer service at 1-425-828-5888. PACCAR’s numbers for this recall are 24PBB and 24KWB.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
24PBB – Hendrickson COMPOSILITE® EXS20 Lift Axle Bearing Journals
Number
24PBB / NHTSA #: 24V043 / Transport Canada #: 2024-038 / Hendrickson Recall #: 23E-095
Description
Hendrickson COMPOSILITE® EXS20 Lift Axle Bearing Journals
What’s New
Safety Recall
Reference Hendrickson Recall 23E-095
Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture.
Loss of oil from the respecti ve axle hubs may cause the spindles to become loose from the steering knuckle assemblies or otherwise fracture and/or cause wheel end hub damage . This can further result in foreign object debris on the roadway, increasing the risk of a crash and/or injury.
Introduction
Safety Recall
Reference Hendrickson Recall 23E-095
Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture.
Loss of oil from the respective axle hubs may cause the spindles to become loose from the steering knuckle assemblies or otherwise fracture and/or cause wheel end hub damage . This can further result in foreign object debris on the roadway, increasing the risk of a crash and/or injury.
Chronology :
Dec 15, 2023: Hendrickson sent NHTSA filing to PACCAR Safety and Compliance.
Dec 25, 2023: Safety and Compliance gathering location of affected population.
Jan 8, 2023: S&C finished gathering information of chassis list provided by Hendrickson.
Jan 9, 2023: S&C reached out to Hendrickson for further information.
Jan 12, 2023: S&C received requested additional information from Hendrickson.
Jan 18, 2023: Final list completed of reworked chassis by Hendrickson. PACCAR Safety Committee meeting held and conclusion was to concur with Hendrickson’s decision to recall.
As of 1-18-24, PACCAR received 0 warranty claims and 0 report(s) about trucks in the field that may be related between September 2023 and January 2024. 0 reports of deaths or injuries have been received.
4 Affected Products
Vehicles
5 Associated Documents
Defect Notice 573 Report
RCLRPT-24V043-3982.PDF 217.736KB
Recall Acknowledgement
RCAK-24V043-3066.pdf 645.474KB
Safety Bulletin – Number 24PBB Date 2/9/2024
RCSB-24V043-5029.pdf 131.699KB
Manufacturer Notices(to Dealers,etc)
RCMN-24V043-1398.pdf 131.699KB
Safety Bulletin
RCSB-24V043-3096.pdf 132.448KB
Latest Recalls Documents
For the Latest and Most recent Recall Information Visit the link below…
- Outer Races are installed in 5 Bolt on 4.5" Bolt Circle Hub
- Fits 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles
- Notes: Outer Races are installed in Hub
- OE quality: ISO/TS 16949 certified, tested to the strictest OE standards, also improved those traditional design weaknesses, to ensure vehicle fitment and product reliability
- Specification: Bolt pattern: 4 on 4, Wheel stud size: 1/2 inch diameter x 1-5/16 inch long, Grease cap flange diameter: 1.988 inches, Load-bearing capacity: 2,000 pounds, BT8 is 8.75 in length
- Features: Wheel hub surface with black coating, and dust cap surface zinc-plated, anti-corrosion and anti-rust, long-term service for your trailer
- Includes: 4x 4 on 4 axle seat, 4x 1 BT8 circular spindle, 8x L44643/L44610, 4x 12192TB, 4x rubber plug dust cover, 16x 1/2-20 nuts, 4x cotter pin, 4x spindle nut and gasket
- Quality: Made of good quality alloy steel and rubber and plastic, with strong hardness and long service life
- Note: Please check compatibility and specifications before ordering to avoid buying unsuitable
- Outer Races are installed in 5 Bolt on 4.5" Bolt Circle Hub
- Fits 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles
- OE quality: ISO/TS 16949 certified, tested to the strictest OE standards, also improved those traditional design weaknesses, to ensure vehicle fitment and product reliability
- HEAVY-DUTY 1-1/4" Thread Size Trailer Spindle Designed for 2000 lbs Axle, BT8 EZ Lube design allows easy grease injection for longer bearing life
- DEXTER Axle Compatible Direct Replacement for Dexter BT8 and Other Standard Heavy-duty Axles,Especially for 4X4" Trailer Ilder Hub (NOT INCLUDED)
- Trailer axle spindle BT8 1-1/4" thread; Spindle Length 3 3/8" ; Heavy-duty trailer part BT8 spindle overall Length 8 1/4" Durable SAE 1045 Steel Construction Heat-Treated & Precision-Machined for Maximum Strength
- BT8 trailer spindle for 2000 lb axles all Trailer Spindle for Heavy-Duty Use, Replacement BT8 trailer spindle for 2,000 lb axles esuring Reliable Performance for Boat Trailers, Utility Trailers, and More
- Tractor trailer axle spindle 1-1/4" thread 1-Year Warranty Against Manufacturing Defects ,Durable BT8 trailer spindle for 2000 lb axles ensuring Peace of Mind with Your Purchas.Please Check The Appropriate Weight and Model Before Purchasing
- Trailer axle E-Z lube spindle #42 with 5-Bolt flange fits for 5,200 to 7,000 lbs trailer axle. Replaces SP466
- Stub Diameter: 2-1/4" (2.25")/57.15 mm. Bolt Pattern: 8 on 6-1/2". Works with bearing sets: 25580/20, 14125A/14276
- Made of sturdy steel, this spindle is tough enough to handle heavy loads and rough road conditions. It’s built to last, resist wear, and keep your trailer performing reliably for miles to come
- Restore performance and extend the life of your trailer. Whether you're doing routine maintenance or replacing a worn-out part, this spindle is a great choice to restore your trailer’s safety, handling, and overall performance
- Spindle Only. It does not come with bearings, seals, or other installation hardware. If you have any questions about this Trailer Spindle, please contact us and we will respond you in 24 hours
Last update on 2026-05-23 / Affiliate links / Images from Amazon Product Advertising API
SEOCONTENT-START
OMB Control No.: 2127-0004
Part 573 Safety Recall Report 24V-043
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
PACCAR Incorporated JAN 25, 2024 NHTSA Recall No. : 24V-043 Manufacturer Recall No. : 24PBB & 24KWB Manufacturer Information :
Manufacturer Name : PACCAR Incorporated
Address : 777 106TH AVENUE NORTHEAST BELLEVUE WA 98004
Company phone : 940 591 4220
Population :
Number of potentially involved : 48 Estimated percentage with defect : 95 %
Vehicle Information :
Vehicle 1 : 2024-2024 Peterbilt 389
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL
Descriptive Information : List provided by Hendrickson of effected EXS20 axles.
Production Dates : SEP 27, 2023 – OCT 30, 2023
VIN Range 1 : Begin : 1NPXX4EX1RD6850 End : 3BPDXKTX8RF118877 ✔ Not sequential Vehicle 2 : 2024-2024 Peterbilt 567
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES
Body Style :
Power Train : DIESEL
Descriptive Information : List provided by Hendrickson of effected EXS20 axles.
Production Dates : SEP 25, 2023 – OCT 11, 2023
VIN Range 1 : Begin : 1NPCX4EX0RD689185 End : 1NPXC4EX9RD689184 ✔ Not sequential Vehicle 3 : 2024-2024 Peterbilt 520
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES
Body Style :
Power Train : DIESEL
Descriptive Information : List provided by Hendrickson of effected EXS20 axles.
Production Dates : OCT 03, 2023 – NOV 09, 2023
VIN Range 1 : Begin : 3BPDX20X0RF118280 End : 3BPDXKTX8RF118877 ✔ Not sequential Part 573 Safety Recall Report 24V-043 Page 2 Vehicle 4 : 2024-2024 Kenworth T880
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES
Body Style :
Power Train : DIESEL
Descriptive Information : List provided by Hendrickson of effected EXS20 axles.
Production Dates : OCT 13, 2023 – NOV 03, 2023
VIN Range 1 : Begin : 1NKZX4TX2RJ375803 End : 1NKZXPTX4RJ373214 ✔ Not sequential Description of Defect :
Description of the Defect : The above-referenced bearing journals may not be fully seated to the backbones of the left and right-side steering knuckle assembly components in order for the wheel end hub assemblies to be properly installed.
FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : In some cases, the above-referenced condition may cause a loss of oil
lubricant from the wheel end hub assemblies. Over an extended period of operation, use of the lift axle suspension assemblies in this condition can result in (1) the respective axle spindles become loose from the steering knuckle assemblies or otherwise fracture and/or (2) wheel end hub damage. This can further result in foreign object debris on the roadway, increasing the risk of a crash and/or injury. Hendrickson has not received any field reports of any such occurrences or any associated accidents.
Description of the Cause : Hendrickson identified excessive wear on the tooling used to install the journal rings and inadequate quality measurements performed after such installations. Identification of Any Warning
that can Occur : Potential signs of oil lubricant leaking from the wheel end hub assemblies Involved Components : Component Name 1 : Composilite EXS20
Component Description : 20,000 lb. rated capacity aux axle Component Part Number : Multiple Part No’s. Supplier Identification : Component Manufacturer The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 24V-043 Page 3 Name : Hendrickson Address : 2021 Parkside Drive
Schaumburg Illinois 60173 Country : United States Chronology :
Dec 15, 2023: Hendrickson sent NHTSA filing to PACCAR Safety and Compliance. Dec 25, 2023: Safety and Compliance gathering location of affected population.
Jan 8, 2023: S&C finished gathering information of chassis list provided by Hendrickson. Jan 9, 2023: S&C reached out to Hendrickson for further information.
Jan 12, 2023: S&C received requested additional information from Hendrickson. Jan 18, 2023: Final list completed of reworked chassis by Hendrickson. PACCAR Safety Committee meeting held and conclusion was to concur with Hendrickson’s decision to recall. As of 1-18-24, PACCAR received 0 warranty claims and 0 report(s) about trucks in the field that may be related between September 2023 and January 2024. 0 reports of deaths or injuries have been received. Description of Remedy :
Description of Remedy Program : PACCAR will notify owners, and dealers will remedy vehicles, if
Hendrickson has not already corrected their vehicle ahead of time, free of charge. Owners who incurred costs to obtain a remedy for the problem addressed in the recall in advance of receiving notification may seek reimbursement through the process outlined in the general reimbursement plan on file. How Remedy Component Differs from Recalled Component : The replacement steering knuckle assemblies will include journal rings that are fully seated into the knuckle backbones. The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 24V-043
Page 4
The information contained in this report was submitted pursuant to 49 CFR §573
Identify How/When Recall Condition was Corrected in Production :
Hendrickson identified root causes of subject condition included a worn/ damaged die used to install the subject bearing journals. Hendrickson changed out the die to install the subject bearing journals, inspected and contained all applicable steering knuckle assembly components and completed lift axle suspension assemblies within Hendrickson’s inventory and not yet shipped to customers, and implemented an enhanced quality assurance inspection procedure and revised installation press maintenance protocol. Hendrickson implemented controller program revision for the installation press to ensure machine cycles are manufacturing line process audit protocol with respect to new training guide and new quality control plan. A new permanent replacement die was installed and a new gauge system is planned for the bearing journal installation press work center.
Recall Schedule :
Description of Recall Schedule : Customers will be notified within 60 days.
Planned Dealer Notification Date : MAR 25, 2024 – MAR 25, 2024
Planned Owner Notification Date : MAR 25, 2024 – MAR 25, 2024
* NR – Not Reported
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2/9/24, 2:41 PM Federal Recall Bulletin
https://paccarnet.sharepoint.com/sitepages/wtyfedrecallbltndetail.aspx?ctx=eyJ3ZWJVcmwiOiJodHRwczovL
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24PBB – Hendrickson COMPOSILITE® EXS20 Lift Axle Bearing Journals
Number
24PBB / NHTSA #: 24V043 / Transport Canada #: 2024-038 / Hendrickson Recall #: 23E-095
Supplier
Hendrickson
Description
Hendrickson COMPOSILITE® EXS20 Lift Axle Bearing Journals
Date
2/9/2024
What’s New
Safety Recall Reference Hendrickson Recall 23E-095
Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture. Loss of oil from the respective axle hubs may cause the spindles to become loose from the steering knuckle assemblies or otherwise fracture and/or cause wheel end hub damage . This can further result in foreign object debris on the roadway, increasing the risk of a crash and/or injury.
Introduction
Safety Recall
Reference Hendrickson Recall 23E-095
Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies and individual 2/9/24, 2:41 PM Federal Recall Bulletin
steering knuckle assembly components that are equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture. Loss of oil from the respective axle hubs may cause the spindles to become loose from the steering knuckle assemblies or otherwise fracture and/or cause wheel end hub damage . This can further result in foreign object debris on the roadway, increasing the risk of a crash and/or injury. Situation
52 (51 US and 1 Canada) Model year 2024 389, 520, and 567 manufactured from 09/25/23 through 11/09/23 with Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies.
Resolution
Safety Recall Reference Hendrickson Recall 23E-095 Hendrickson bulletin will provide direction on: Inspection Repairs Parts
Warranty Claims https://paccarnet.sharepoint.com/sitepages/wtyfedrecallbltndetail.aspx?ctx=eyJ3ZWJVcmwiOiJodHRwczovL
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https://paccarnet.sharepoint.com/sitepages/wtyfedrecallbltndetail.aspx?ctx=eyJ3ZWJVcmwiOiJodHRwczovL
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Federal Law
It is a violation of Federal law for a dealer to sell or lease new vehicles covered by this recall until the defect or noncompliance has been corrected.
Warranty
Reference Hendrickson Recall 23E-095 to determine warranty eligibility and claim instructions.
Procedure
Reference Hendrickson Recall 23E-095 for any necessary inspection and/or repair procedures.
Parts
Reference Hendrickson Recall 23E-095 to determine any necessary parts related to this safety recall.
Links
24PBB – Chassis List
24PBB – US Customer Letter
24PBB – Canadian Customer Letter – English 24PBB – Canadian Customer Letter – French LETTER FROM MANUFACTURER (HENDRICKSON) SENT TO CUSTOMERS
24PBB – HENDRICKSON Customer Letter
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2/14/24, 12:08 PM Federal Recall Bulletin
https://paccarnet.sharepoint.com/sitepages/wtyfedrecallbltndetail.aspx?ctx=eyJ3ZWJVcmwiOiJodHRwczovL
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24PBB – Hendrickson COMPOSILITE® EXS20 Lift Axle Bearing Journals
Number
24PBB / NHTSA #: 24V043 / Transport Canada #: 2024-038 / Hendrickson Recall #: 23E-095
Supplier
Hendrickson
Description
Hendrickson COMPOSILITE® EXS20 Lift Axle Bearing Journals
Date
2/9/2024
What’s New
Safety Recall Reference Hendrickson Recall 23E-095
Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies and individual steering knuckle assembly components that are equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture. Loss of oil from the respective axle hubs may cause the spindles to become loose from the steering knuckle assemblies or otherwise fracture and/or cause wheel end hub damage . This can further result in foreign object debris on the roadway, increasing the risk of a crash and/or injury.
Introduction
Safety Recall
Reference Hendrickson Recall 23E-095
Hendrickson alerted Peterbilt to a limited number of Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies and individual 2/14/24, 12:08 PM Federal Recall Bulletin
steering knuckle assembly components that are equipped with bearing journals that may not have been seated correctly to the backbones of the left and right-side steering knuckle assembly components during manufacture. Loss of oil from the respective axle hubs may cause the spindles to become loose from the steering knuckle assemblies or otherwise fracture and/or cause wheel end hub damage . This can further result in foreign object debris on the roadway, increasing the risk of a crash and/or injury. Situation
44 (43 US and 1 Canada) Model year 2024 389, 520, and 567 manufactured from 09/25/23 through 11/09/23 with Hendrickson COMPOSILITE® EXS20 steerable, auxiliary lift axle suspension assemblies.
Resolution
Safety Recall Reference Hendrickson Recall 23E-095 Hendrickson bulletin will provide direction on: Inspection Repairs Parts
Warranty Claims https://paccarnet.sharepoint.com/sitepages/wtyfedrecallbltndetail.aspx?ctx=eyJ3ZWJVcmwiOiJodHRwczovL
3BhY2Nhcm5ldC5zaGFyZXBvaW50LmNvbS9zaXRlcy9hdXRob3J3YXJyYW50eSIsImxpc3… 2/3 2/14/24, 12:08 PM Federal Recall Bulletin
https://paccarnet.sharepoint.com/sitepages/wtyfedrecallbltndetail.aspx?ctx=eyJ3ZWJVcmwiOiJodHRwczovL
3BhY2Nhcm5ldC5zaGFyZXBvaW50LmNvbS9zaXRlcy9hdXRob3J3YXJyYW50eSIsImxpc3… 3/3
Federal Law
It is a violation of Federal law for a dealer to sell or lease new vehicles covered by this recall until the defect or noncompliance has been corrected.
Warranty
Reference Hendrickson Recall 23E-095 to determine warranty eligibility and claim instructions.
Procedure
Reference Hendrickson Recall 23E-095 for any necessary inspection and/or repair procedures.
Parts
Reference Hendrickson Recall 23E-095 to determine any necessary parts related to this safety recall.
Links
24PBB – Chassis List
24PBB – US Customer Letter
24PBB – Canadian Customer Letter – English 24PBB – Canadian Customer Letter – French LETTER FROM MANUFACTURER (HENDRICKSON) SENT TO CUSTOMERS
24PBB – HENDRICKSON Customer Letter
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