2021 Kawasaki Ninja
Only 1 complaint on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 1 complaint on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1995 | 0 |
| 1996 | 2 |
| 1998 | 2 |
| 1999 | 2 |
| 2000 | 8 |
| 2001 | 7 |
| 2002 | 3 |
| 2003 | 5 |
| 2004 | 7 |
| 2005 | 1 |
| 2014 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 0 |
| 2021 | 1 |
KNOWN PROBLEM AREAS
Only 1 complaint on file for this model year -- too few to rank by share. Raw counts only, below.
1 of 1 total report mentions: suspension.
Show complaint excerpts
The contact owns a 2021 Kawasaki Ninja 400. The contact stated while riding at various speeds, the motorcycle would wobble while slowing down. The contact stated no warning light was illuminated.
NHTSA ODI report, 20211116
SAFETY TIMELINE
No recalls on file for this model year.
BUY-SMART CHECKLIST
2021 Kawasaki Ninja — pre-purchase inspection
- Test/inspect for suspension issues (1 reports on file for this year).
FAQ
Is the 2021 Kawasaki Ninja reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2021 Kawasaki Ninja?
The most-reported component is suspension, accounting for 100% of complaints on file.
How many recalls does the 2021 Kawasaki Ninja have?
No recalls are on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.