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UD Trucks — recall

Name: UD Trucks
Brand: UD Trucks

Automotive · Japan · 2026-04-21

Origin: 日本

UD Trucks rear axle hub assembly lock washers may loosen due to insufficient wear evaluation

Country	Japan
Category	Automotive
Published	2026-04-21
Country of origin	日本
Manufacturer	UD Trucks Corporation
Models affected	Quon
Units affected	13288
Defect	In the non-driven rear-rear axle hub assembly, due to insufficient evaluation of lock washer wear, worn lock washers may come loose due to vehicle vibration, etc., and interfere with the hub cover, causing abnormal noise. If used continuously in this condition, wear debris generated by the interference may enter the hub bearing, causing the hub bearing to seize, and in the worst case, there is a risk of fire.
Component	Running gear (hub bearing)
Remedy	For all vehicles, apply bearing grease to the non-driven rear-rear axle hub nut, and replace the lock washer, retainer ring, and sealing ring with new ones. If the lock washer is found to have come loose, the entire hub assembly will be replaced with a new one.
Recall number	5801
Official notice	View source ↗

What this means for sellers

Likely platform / channel actions	OEMs/dealers will run the remedy (repair, replace or refund); component suppliers in the chain may face traceback.
Self-check for comparable products	Check your comparable products' design, materials and QC records against the defect described here.
Rules & standards likely involved	the destination market's product-safety rules and mandatory standards

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