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June 12, 2024 NHTSA CAMPAIGN NUMBER: 24V433000
Broken Ball Stud May Cause Loss of Control
A broken ball stud can cause a complete loss of steering control, increasing the risk of a crash.
NHTSA Campaign Number: 24V433
Manufacturer PACCAR
Incorporated
Components STEERING
Potential Number of Units Affected 3,887
Summary
PACCAR Incorporated (PACCAR) is recalling certain 2025 Kenworth K270, K370, T280, T380, T480, T680, T880, W900, W990, 2025 Peterbilt 220, 536, 537, 548, 567, 579, and 589 trucks. The tie rod or drag link assembly may contain an improperly heat-treated ball stud, causing the ball stud to break.
Remedy
Owners are advised not to drive their vehicles until the remedy has been completed. Dealers will inspect and replace the tie rod and drag link assemblies as necessary, free of charge. Owner notification letters are expected to be mailed August 11, 2024. Owners may contact Kenworth customer service at 1-425-828-5888 and Peterbilt customer service at 1-940-591-4220. PACCAR’s numbers for this recall are 24KWG and 24PBG.
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.
Chronology :
05-31-24: Supplier notified PACCAR production plants of drag link ball stud heat treat issue. Supplier Quality notified Safety and Compliance. Investigation opened.
06-03-24: PACCAR North American plants began inspecting for suspect drag links.
06-04-24: Dana notified PACCAR that certain axle assemblies may contain tie rods with suspect ball studs from same supplier.
06-06-24: Safety committee meeting held. Safety related defect determined.
As of 06-06-24, PACCAR received zero warranty claims and zero reports about zero trucks in the field that may be related. Zero reports of deaths or injuries have been received.
16 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
| KENWORTH | K270 | 2025 |
| KENWORTH | K370 | 2025 |
| KENWORTH | T280 | 2025 |
| KENWORTH | T380 | 2025 |
| KENWORTH | T480 | 2025 |
| KENWORTH | T680 | 2025 |
| KENWORTH | T880 | 2025 |
| KENWORTH | W900 | 2025 |
| KENWORTH | W990 | 2025 |
| PETERBILT | 220 | 2025 |
| PETERBILT | 536 | 2025 |
| PETERBILT | 537 | 2025 |
| PETERBILT | 548 | 2025 |
| PETERBILT | 567 | 2025 |
| PETERBILT | 579 | 2025 |
| PETERBILT | 589 | 2025 |
2 Associated Documents
Recall Acknowledgement
RCAK-24V433-7454.pdf 790.908KB
Recall 573 Report
RCLRPT-24V433-4351.PDF 214.323KB
Latest Recalls Documents
- Solid Construction -- Crafted from high-strength steel, this tie rod tool kit is built to last through frequent use, thickened tool wall to prevent it from breaking.
- Professional craftsmanship -- Precision sliding ring holds the crowfoot adapter tightly in place, the adapter will not bend during use. Tie rods fit snugly into the adapter and are centered on the tool.
- Easy Removal & Installation -- The heavy-duty steel inner tie rod tool allows removal and installation of inner tie rods without disassembling the rack and pinion for simplified maintenance.
- How to Use -- 1. Select the correct adapter and slip it over the inner tie rod. 2. slide the tube onto the tie rod. 3. Align the slot, then rotate the collar to lock the adapter in place. 4. Insert the 1/2" drive tool into the end hole and remove the tie rod.
- Popular Size Coverage -- 12pcs Crowfoot Adapters Included Size 1-3/16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1/2", 29 mm, 32.5 mm, 33.6 mm, 38.4 mm, 40 mm, and 42 mm. Fits inner tie rods from 1-3/16 inches to 42 mm, ensuring compatibility with most vehicles.
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- This is a complete set of coverage, including five different SAE standard pieces. Forks are designed to interchange with either of the handles, making it easy to remove standard-size ball joints, tie rods, and pitman arms from a variety of cars and light trucks
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- Tie rod removal tool set includes a sturdy blow-molded case for neat organization and rapid identification. It's a greater reach and penetration in places where space is limited and difficult to access
- 【Inner Tie Rod Removal Set】Handy mechanic tool set easily removes & installs inner tie rods without removing the rack and pinion.12pcs Adapters Included Size 1-3/16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1/2", 29 mm, 32.5 mm, 33.6 mm, 38.4 mm, 40 mm, and 42 mm. Fits inner tie rods from 1-3/16 inches to 42 mm, ensuring compatibility with most vehicles.
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- 【High-Quality Construction】Constructed from AISI 1045 medium carbon steel, this tie-rod removal set boasts admirable strength and will give you corrosion-proof service for years. The sturdy construction can withstand the demands of frequent use, providing reliable and consistent results.
- 【Easy Storage】A rugged carrying case is included to keep all tool components neatly organized and stored. As a complete professional set, portable 13-piece master inner tie rod tools deliver the performance demanded by automotive shops and DIY mechanics alike.
- Perfect Sizes for Any Job: This tie rod and pitman arm adjusting tool set includes the following sizes: 3/4", 7/8", 1-1/8", 1-7/16", and 1-13/16". These sizes cover most tie rod adjustment needs, making your job quick and easy.
- 360° Rotation for Easy Adjustment: The unique design allows the tie rod adjusting sleeves to rotate 360 degrees, so you can get a firm grip even in tight spaces. This makes it easier to fine-tune the alignment using this front-end kit.
- Built to Last: Made from high-quality Cr-Mo steel, this tool set offers high strength, durability, and toughness. It’s designed to resist wear and handle heat well, ensuring long-lasting performance.
- Wide Compatibility: The set works with a 1/2-inch drive ratchet wrench, torque wrench, or breaker bar to adjust steering components. It fits most older domestic vehicles, trucks & SUVs, for a variety of applications, compatible with Chevy Ford Chrysler ect.
- Improve Your Vehicle’s Handling: Use this tie rod adjusting tool to quickly adjust steering components, solving issues like steering wheel wobble or uneven tire wear. With precise adjustments, you can extend tire life, improve steering response, and enhance overall vehicle handling.
SEOCONTENT-START
OMB Control No.: 2127-0004
Part 573 Safety Recall Report 24V-433
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
PACCAR Incorporated JUN 12, 2024 NHTSA Recall No. : 24V-433 Manufacturer Recall No. : 24KWG 24PBG Manufacturer Information :
Manufacturer Name : PACCAR Incorporated
Address : 777 106TH AVENUE NORTHEAST BELLEVUE WA 98004
Company phone : 940 591 4220
Population :
Number of potentially involved : 3,887 Estimated percentage with defect : 18 %
Vehicle Information : Vehicle 1 : 2025-2025 Kenworth K270, K370, T280, T380, T480, T680, T880, W900, W990 Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : ALL Power Train : DIESEL
Descriptive Information : Chassis built with drag link part numbers J20-6067, J20-6071, J20-6072, J20-6073 during period when suspect lots were at PACCAR production plants. Chassis with tie rod part numbers 817755, 971092, 971776, 10036700, 10036701 installed on front axles during period when axle supplier had suspect ball stud lots on hand.
Production Dates : APR 10, 2024 – JUN 04, 2024
VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2025-2025 Peterbilt 220, 536, 537, 548, 567, 579, 589 Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : ALL Power Train : DIESEL
Descriptive Information : Chassis built with drag link part numbers J20-6067, J20-6071, J20-6072, J20-6073 during period when suspect lots were at PACCAR production plants. Chassis with tie rod part numbers 817755, 971092, 971776, 10036700, 10036701 installed on front axles during period when axle supplier had suspect ball stud lots on hand.
Production Dates : APR 10, 2024 – JUN 04, 2024
VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect :
Description of the Defect : Certain vehicles may have a tie rod or drag link with a ball stud out of hardness specification. An out of hardness specification ball stud may fracture. FMVSS 1 : NR Part 573 Safety Recall Report 24V-433 Page 2 FMVSS 2 : NR
Description of the Safety Risk : If the ball stud fractures, the driver may experience a loss of steering and
reduced vehicle control, which may increase the risk of a crash.
Description of the Cause : Supplier mixed ball studs with an unvalidated heat treat process into normal production flow. Identification of Any Warning
that can Occur : None identified Involved Components : Component Name 1 : Drag Link Component Description : Drag Link Assembly
Component Part Number : J20-6067, J20-6071, J20-6072, J20-6073 Component Name 2 : Tie Rod Component Description : Tie Rod Assembly
Component Part Number : 817755, 971092, 971776, 10036700, 10036701 Supplier Identification : Component Manufacturer
Name : USK
Address : Avenida Huehuetoca S/N
Cuautitlan Izcalli Foreign States 54713 Country : Mexico Chronology :
05-31-24: Supplier notified PACCAR production plants of drag link ball stud heat treat issue. Supplier Quality notified Safety and Compliance. Investigation opened. 06-03-24: PACCAR North American plants began inspecting for suspect drag links. 06-04-24: Dana notified PACCAR that certain axle assemblies may contain tie rods with suspect ball studs from same supplier. The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 24V-433
Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
06-06-24: Safety committee meeting held. Safety related defect determined. As of 06-06-24, PACCAR received zero warranty claims and zero reports about zero trucks in the field that may be related. Zero reports of deaths or injuries have been received.
Description of Remedy :
Description of Remedy Program : Affected vehicle owners will be notified and dealers will inspect vehicles
for suspect assemblies and replace affected assemblies free of charge. Owners who incurred costs to obtain a remedy for the problem addressed by 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 :
Identify How/When Recall Condition was Corrected in Production : Remedy components will not have a suspect lot code and will have a properly heat treated ball stud.
Trucks held at all North American PACCAR plants for inspection of drag links and tie rods.
Recall Schedule :
Description of Recall Schedule : Dealers and owners will be notified within 60 days.
Planned Dealer Notification Date : AUG 11, 2024 – AUG 11, 2024
Planned Owner Notification Date : AUG 11, 2024 – AUG 11, 2024
* NR – Not Reported
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