Does the 2021 Kawasaki Ninja 400 have any recalls?

1 recall found in NHTSA data as of September 22, 2026, covering: engine and engine cooling, engine. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.

How do I check if my 2021 Kawasaki Ninja 400 recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Kawasaki dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.

How many complaints have owners filed about the 2021 Kawasaki Ninja 400?

1 complaint filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.

2021 Kawasaki Ninja 400 recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

1 recall found in NHTSA data as of September 22, 2026

For the 2021 Kawasaki Ninja 400. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

One of these recalls carries a manufacturer safety advisory to stop driving or to park outside until repaired. See below.

Has your Kawasaki been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

Check your VIN with NHTSA

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Kawasaki dealer can also check your VIN. Recall repairs are free.

2021 Kawasaki Ninja 400 recalls, newest first

December 11, 2020NHTSA 20V7740001,770 vehicles potentially affected

Engine and engine cooling › Engine › Hard parts internal/mechanical

Do not drive until repaired

Summary: Kawasaki Motors Corp., U.S.A. (KMC) is recalling certain 2021 Z400 ABS (ER400D), Ninja 400 (EX400H) and Ninja 400 ABS (EX400G) motorcycles. The strength of the camshaft chain tensioner may be insufficient due to improper heat treatment, possibly causing it to be damaged.
Consequence: A damaged camshaft chain tensioner can cause the engine to stall, increasing the risk of a crash.
Remedy: KMC will notify owners, and dealers will replace the camshaft chain tensioner, free of charge. Note: Owners are advised to not ride their motorcycles until the repair has been completed. The recall began December 21, 2020. Owners may contact KMC customer service at 1-866-802-9381. KMC's number for this recall is MC20-13.
Components: Engine and engine cooling › Engine › Hard parts internal/mechanical; Engine

This recall on nhtsa.gov

Owner complaints

Owners have filed 1 complaint about the 2021 Kawasaki Ninja 400 with NHTSA. Complaints are unverified reports from the public; NHTSA uses them to decide what to investigate.

Crashes reported: 1
Fires reported: 0
Injuries reported: 0
Deaths reported: 0

Most complained-about components

Power train1

Other Kawasaki Ninja 400 years

Other 2021 Kawasaki models

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Questions

Does the 2021 Kawasaki Ninja 400 have any recalls?: 1 recall found in NHTSA data as of September 22, 2026, covering: engine and engine cooling, engine. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2021 Kawasaki Ninja 400 recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Kawasaki dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2021 Kawasaki Ninja 400?: 1 complaint filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.