NHTSA vehicle safety data
2021 Kawasaki EX400G Recalls, Ratings & Complaints
The 2021 Kawasaki EX400G has 1 NHTSA recall campaign and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Kawasaki dealer.
NHTSA recall and complaint data for the 2021 Kawasaki EX400G. Recall data is refreshed daily from NHTSA.
ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL
NHTSA #20V774000Reported December 11, 2020 · Kawasaki Motors Corp., U.S.A.
Potentially affected: 1,770 vehicles
Defect description
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.
Safety consequence
A damaged camshaft chain tensioner can cause the engine to stall, increasing the risk of a crash.
Manufacturer 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.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Check your 2021 Kawasaki EX400G VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Kawasaki EX400G at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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