AI DamageKawasaki Zx1400a7f: problems, complaints, bulletins
Summary for the Kawasaki Zx1400a7f across 1 model years: 3 owner complaints and 0 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
| Year | Owner complaints | involving a crash | Technical service bulletins (TSB) | YouTube repair videos |
|---|---|---|---|---|
| 2007 | 3 | 0 | 0 | 0 |
What fails most often
- 1 Engine and cooling 33% of all complaints
- 2 Powertrain 33% of all complaints
- 3 Structure 33% of all complaints
- Engine and cooling: 1 complaints (33% of all).
- Powertrain: 1 complaints (33% of all).
- Structure: 1 complaints (33% of all).
Symptoms owners describe
How many of the 3 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Engine and cooling | 1 | 0 | 0 |
| Powertrain | 1 | 0 | 0 |
| Structure | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
While mechanics certified my bike to be within proper guidelines, they also noticed a knocking sound in the motor. After an auditory inspection, the mechanics deemed my bike safe to ride. However, there was no explanation provided for the unusual sound from inside the engine.
07 zx-14 says its in neutral and comes up 1st gear even with neutral light on. While at stop light letting off clutch bike's suppose to be in 1st gear and it's actually in neutral.
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
What to check before buying
- Engine and cooling. Radiator and fan after a frontal hit, coolant level and condition, overheating.
- Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
Other models of this make
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.