Recalls › South Korea › Daejeon Machinery Industry Co., Ltd. Ninja ZX-6R

Daejeon Machinery Industry Co., Ltd. Ninja ZX-6R — recall

Automotive · South Korea · 2025-07-21

Daejeon Machinery Industry Ninja ZX-6R motorcycle: Crankcase bolts overtightened, causing potential issues

Country	South Korea
Category	Automotive
Published	2025-07-21
Manufacturer	Daejeon Machinery Industry Co., Ltd.
Models affected	Ninja ZX-6R
Units affected	240
Defect	Recall due to the possibility that crankcase fixing bolts may have been tightened with a higher torque value than specified due to worker negligence, in which case the crankshaft metal bearings may seize, causing abnormal noise and the engine may stall.
Component	Engine (Power Generating System), Other
Remedy	For affected vehicles, inspect the crankshaft metal bearings for damage. If damaged, replace the metal bearings and re-tighten the crankcase fixing bolts to the specified torque value. If there is no damage to the metal bearings, only re-tighten the crankcase fixing bolts to the specified torque value. (For the crankcase fixing bolt tightening work, both the bolts and copper washers will be provided as new parts).
Recall number	K5774
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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