2025 Kawasaki Ninja ZX-6R engine problems
19 owner complaints filed with NHTSA name the engine on the 2025 Kawasaki Ninja ZX-6R — 83% of all complaints for this model year.
What owners report
“GMy name is Duane Willett and I filed a Lemon Law claim Dec 8th and was referred to make a complaint to NHTSA by the Texas DMV.The vehicle is coming up on three months of non use due to the Manufacturer issued stop ride which was issued on two separate occasions. I purchased the 2025 Kawasaki ZX-6R…”
filed Jan 13, 2026
“There has been two recalls on my motorcycle. My bike passed the first inspection, i took my bike in two weeks ago for the 2nd inspection, per my Kawaskai dealer my bike did not pass. They informed me that my bike required a new engine. On saturday I call my dealer and was told that Kawasaki re…”
filed Jan 5, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Motorcycles may lose engine power during operation due to seizure of a metal crankshaft…Campaign 25V798000 · Nov 18, 2025
- Motorcycles may lose engine power during operation due to seizure of a metal crankshaft…Campaign 25V376000 · Jul 7, 2025
Related service bulletins
2024 ~ 2025 ZX636J/K OIL & FILTER CHANGE (Factory Authorized Repair). This bulletin only applies to motorcycles that were eligible for recall MC25-08 and not repaired. Owners that did not have recall repairs completed…
MC25-12 · Other · issued Dec 12, 2025
Other reported problem areas on the 2025 Kawasaki Ninja ZX-6R
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.